From b0f35b03b9cd4ce204f1c2a30dea815439820c15 Mon Sep 17 00:00:00 2001 From: Siphalor Date: Sat, 25 May 2024 19:22:26 +0200 Subject: [PATCH] Initial commit That's a lotta stuff for an initial commit, but well... --- .gitignore | 39 ++ build.gradle.kts | 37 + gradle.properties | 3 + gradle/wrapper/gradle-wrapper.jar | Bin 0 -> 60756 bytes gradle/wrapper/gradle-wrapper.properties | 6 + gradlew | 234 +++++++ gradlew.bat | 89 +++ lombok.config | 1 + settings.gradle.kts | 8 + tweed5-core/build.gradle.kts | 3 + tweed5-core/gradle.properties | 0 .../core/api/container/ConfigContainer.java | 31 + .../container/ConfigContainerSetupPhase.java | 9 + .../entry/CoherentCollectionConfigEntry.java | 9 + .../core/api/entry/CompoundConfigEntry.java | 12 + .../tweed5/core/api/entry/ConfigEntry.java | 17 + .../core/api/entry/ConfigEntryVisitor.java | 28 + .../core/api/entry/SimpleConfigEntry.java | 4 + .../api/extension/EntryExtensionsData.java | 6 + .../extension/RegisteredExtensionData.java | 7 + .../core/api/extension/TweedExtension.java | 13 + .../extension/TweedExtensionSetupContext.java | 8 + .../DefaultMiddlewareContainer.java | 96 +++ .../core/api/middleware/Middleware.java | 17 + .../api/middleware/MiddlewareContainer.java | 6 + .../core/api/sort/AcyclicGraphSorter.java | 287 ++++++++ .../ConfigEntryValidationExtension.java | 8 + .../ConfigEntryValidationMiddleware.java | 8 + .../ConfigEntryValueValidationException.java | 18 + .../tweed5/core/generated/package-info.java | 1 + .../core/impl/DefaultConfigContainer.java | 152 +++++ .../core/impl/entry/BaseConfigEntryImpl.java | 76 +++ .../CoherentCollectionConfigEntryImpl.java | 42 ++ .../ReflectiveCompoundConfigEntryImpl.java | 108 +++ .../impl/entry/SimpleConfigEntryImpl.java | 9 + .../StaticMapCompoundConfigEntryImpl.java | 67 ++ .../tweed5/core/impl/package-info.java | 1 + .../impl/sort/AcyclicGraphSorterTest.java | 66 ++ tweed5-default-extensions/build.gradle.kts | 6 + .../comment/api/AComment.java | 12 + .../api/CommentModifyingExtension.java | 7 + .../comment/api/CommentProducer.java | 8 + .../comment/impl/CommentExtension.java | 74 ++ .../impl/InternalCommentEntryData.java | 7 + .../TweedEntryWriterCommentMiddleware.java | 144 ++++ .../comment/impl/package-info.java | 4 + .../comment/impl/CommentExtensionTest.java | 170 +++++ tweed5-patchwork/build.gradle.kts | 4 + .../tweed5/patchwork/api/Patchwork.java | 8 + .../patchwork/api/PatchworkClassCreator.java | 85 +++ .../api/PatchworkPartIsNullException.java | 7 + .../patchwork/impl/ByteArrayClassLoader.java | 19 + .../tweed5/patchwork/impl/PatchworkClass.java | 18 + .../impl/PatchworkClassGenerator.java | 619 +++++++++++++++++ .../patchwork/impl/PatchworkClassPart.java | 12 + .../patchwork/impl/util/StreamUtils.java | 14 + ...hworkClassGeneratorGeneratedClassTest.java | 269 ++++++++ .../impl/PatchworkClassGeneratorTest.java | 52 ++ .../dataapi/api/TweedDataReadException.java | 43 ++ .../tweed5/dataapi/api/TweedDataReader.java | 6 + .../api/TweedDataReaderRecoverMode.java | 6 + .../tweed5/dataapi/api/TweedDataToken.java | 82 +++ .../tweed5/dataapi/api/TweedDataTokens.java | 259 +++++++ .../tweed5/dataapi/api/TweedDataVisitor.java | 32 + .../dataapi/api/TweedDataWriteException.java | 18 + .../tweed5/dataapi/api/TweedDataWriter.java | 5 + .../tweed5/dataapi/api/TweedSerde.java | 11 + tweed5-serde-extension/build.gradle.kts | 7 + .../api/EntryReaderWriterDefinition.java | 6 + .../api/ReadWriteEntryDataExtension.java | 6 + .../extension/api/ReadWriteExtension.java | 15 + .../api/TweedEntryReadException.java | 18 + .../data/extension/api/TweedEntryReader.java | 10 + .../api/TweedEntryWriteException.java | 18 + .../data/extension/api/TweedEntryWriter.java | 10 + .../data/extension/api/TweedReadContext.java | 7 + .../data/extension/api/TweedWriteContext.java | 7 + .../ReadWriteContextExtensionsData.java | 6 + .../ReadWriteExtensionSetupContext.java | 7 + .../extension/ReadWriteRelatedExtension.java | 22 + .../api/readwrite/TweedEntryReaderWriter.java | 7 + .../readwrite/TweedEntryReaderWriters.java | 55 ++ .../impl/ReadWriteExtensionImpl.java | 172 +++++ .../impl/TweedEntryReaderWriterImpls.java | 201 ++++++ .../impl/TweedReadWriteContextImpl.java | 11 + .../data/extension/impl/package-info.java | 4 + .../impl/ReadWriteExtensionImplTest.java | 118 ++++ tweed5-serde-hjson/build.gradle.kts | 3 + .../tweed5/data/hjson/HjsonCommentType.java | 15 + .../tweed5/data/hjson/HjsonLexer.java | 487 +++++++++++++ .../tweed5/data/hjson/HjsonLexerToken.java | 61 ++ .../tweed5/data/hjson/HjsonReadPosition.java | 32 + .../tweed5/data/hjson/HjsonReader.java | 642 ++++++++++++++++++ .../tweed5/data/hjson/HjsonSerde.java | 26 + .../tweed5/data/hjson/HjsonStringType.java | 8 + .../tweed5/data/hjson/HjsonWriter.java | 595 ++++++++++++++++ .../tweed5/data/hjson/HjsonLexerTest.java | 141 ++++ .../tweed5/data/hjson/HjsonReaderTest.java | 175 +++++ .../tweed5/data/hjson/HjsonWriterTest.java | 57 ++ 99 files changed, 6476 insertions(+) create mode 100644 .gitignore create mode 100644 build.gradle.kts create mode 100644 gradle.properties create mode 100644 gradle/wrapper/gradle-wrapper.jar create mode 100644 gradle/wrapper/gradle-wrapper.properties create mode 100644 gradlew create mode 100644 gradlew.bat create mode 100644 lombok.config create mode 100644 settings.gradle.kts create mode 100644 tweed5-core/build.gradle.kts create mode 100644 tweed5-core/gradle.properties create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/container/ConfigContainer.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/container/ConfigContainerSetupPhase.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/CoherentCollectionConfigEntry.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/CompoundConfigEntry.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/ConfigEntry.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/ConfigEntryVisitor.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/SimpleConfigEntry.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/EntryExtensionsData.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/RegisteredExtensionData.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/TweedExtension.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/TweedExtensionSetupContext.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/DefaultMiddlewareContainer.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/Middleware.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/MiddlewareContainer.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/sort/AcyclicGraphSorter.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValidationExtension.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValidationMiddleware.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValueValidationException.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/generated/package-info.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/DefaultConfigContainer.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/BaseConfigEntryImpl.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/CoherentCollectionConfigEntryImpl.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/ReflectiveCompoundConfigEntryImpl.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/SimpleConfigEntryImpl.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/StaticMapCompoundConfigEntryImpl.java create mode 100644 tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/package-info.java create mode 100644 tweed5-core/src/test/java/de/siphalor/tweed5/core/impl/sort/AcyclicGraphSorterTest.java create mode 100644 tweed5-default-extensions/build.gradle.kts create mode 100644 tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/AComment.java create mode 100644 tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/CommentModifyingExtension.java create mode 100644 tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/CommentProducer.java create mode 100644 tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/CommentExtension.java create mode 100644 tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/InternalCommentEntryData.java create mode 100644 tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/TweedEntryWriterCommentMiddleware.java create mode 100644 tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/package-info.java create mode 100644 tweed5-default-extensions/src/test/java/de/siphalor/tweed5/defaultextensions/comment/impl/CommentExtensionTest.java create mode 100644 tweed5-patchwork/build.gradle.kts create mode 100644 tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/Patchwork.java create mode 100644 tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/PatchworkClassCreator.java create mode 100644 tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/PatchworkPartIsNullException.java create mode 100644 tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/ByteArrayClassLoader.java create mode 100644 tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClass.java create mode 100644 tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGenerator.java create mode 100644 tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassPart.java create mode 100644 tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/util/StreamUtils.java create mode 100644 tweed5-patchwork/src/test/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGeneratorGeneratedClassTest.java create mode 100644 tweed5-patchwork/src/test/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGeneratorTest.java create mode 100644 tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReadException.java create mode 100644 tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReader.java create mode 100644 tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReaderRecoverMode.java create mode 100644 tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataToken.java create mode 100644 tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataTokens.java create mode 100644 tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataVisitor.java create mode 100644 tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataWriteException.java create mode 100644 tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataWriter.java create mode 100644 tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedSerde.java create mode 100644 tweed5-serde-extension/build.gradle.kts create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/EntryReaderWriterDefinition.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/ReadWriteEntryDataExtension.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/ReadWriteExtension.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryReadException.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryReader.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryWriteException.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryWriter.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedReadContext.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedWriteContext.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteContextExtensionsData.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteExtensionSetupContext.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteRelatedExtension.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/readwrite/TweedEntryReaderWriter.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/readwrite/TweedEntryReaderWriters.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/ReadWriteExtensionImpl.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/TweedEntryReaderWriterImpls.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/TweedReadWriteContextImpl.java create mode 100644 tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/package-info.java create mode 100644 tweed5-serde-extension/src/test/java/de/siphalor/tweed5/data/extension/impl/ReadWriteExtensionImplTest.java create mode 100644 tweed5-serde-hjson/build.gradle.kts create mode 100644 tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonCommentType.java create mode 100644 tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonLexer.java create mode 100644 tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonLexerToken.java create mode 100644 tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonReadPosition.java create mode 100644 tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonReader.java create mode 100644 tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonSerde.java create mode 100644 tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonStringType.java create mode 100644 tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonWriter.java create mode 100644 tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonLexerTest.java create mode 100644 tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonReaderTest.java create mode 100644 tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonWriterTest.java diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..f35ca9e --- /dev/null +++ b/.gitignore @@ -0,0 +1,39 @@ +.gradle +build/ +!gradle/wrapper/gradle-wrapper.jar +!**/src/main/**/build/ +!**/src/test/**/build/ + +### IntelliJ IDEA ### +.idea/ +*.iws +*.iml +*.ipr +out/ +!**/src/main/**/out/ +!**/src/test/**/out/ + +### Eclipse ### +.apt_generated +.classpath +.factorypath +.project +.settings +.springBeans +.sts4-cache +bin/ +!**/src/main/**/bin/ +!**/src/test/**/bin/ + +### NetBeans ### +/nbproject/private/ +/nbbuild/ +/dist/ +/nbdist/ +/.nb-gradle/ + +### VS Code ### +.vscode/ + +### Mac OS ### +.DS_Store \ No newline at end of file diff --git a/build.gradle.kts b/build.gradle.kts new file mode 100644 index 0000000..f718cc5 --- /dev/null +++ b/build.gradle.kts @@ -0,0 +1,37 @@ +plugins { + id("java") +} + +group = "de.siphalor" +version = "1.0-SNAPSHOT" + +allprojects { + apply(plugin = "java") + apply(plugin = "java-library") + + java { + sourceCompatibility = JavaVersion.VERSION_1_8 + targetCompatibility = JavaVersion.VERSION_1_8 + } + + repositories { + mavenCentral() + } + + dependencies { + val lombok = "org.projectlombok:lombok:${properties["lombok.version"]}" + compileOnly(lombok) + annotationProcessor(lombok) + testCompileOnly(lombok) + testAnnotationProcessor(lombok) + + implementation("org.jetbrains:annotations:${properties["jetbrains_annotations.version"]}") + + testImplementation(platform("org.junit:junit-bom:5.10.0")) + testImplementation("org.junit.jupiter:junit-jupiter") + } + + tasks.test { + useJUnitPlatform() + } +} diff --git a/gradle.properties b/gradle.properties new file mode 100644 index 0000000..5c168e0 --- /dev/null +++ b/gradle.properties @@ -0,0 +1,3 @@ +asm.version = 9.7 +jetbrains_annotations.version = 24.1.0 +lombok.version = 1.18.32 \ No newline at end of file diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000000000000000000000000000000000000..249e5832f090a2944b7473328c07c9755baa3196 GIT binary patch literal 60756 zcmb5WV{~QRw(p$^Dz@00IL3?^hro$gg*4VI_WAaTyVM5Foj~O|-84 z$;06hMwt*rV;^8iB z1~&0XWpYJmG?Ts^K9PC62H*`G}xom%S%yq|xvG~FIfP=9*f zZoDRJBm*Y0aId=qJ?7dyb)6)JGWGwe)MHeNSzhi)Ko6J<-m@v=a%NsP537lHe0R* 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You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD=maximum + +warn () { + echo "$*" +} >&2 + +die () { + echo + echo "$*" + echo + exit 1 +} >&2 + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; +esac + +CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar + + +# Determine the Java command to use to start the JVM. +if [ -n "$JAVA_HOME" ] ; then + if [ -x "$JAVA_HOME/jre/sh/java" ] ; then + # IBM's JDK on AIX uses strange locations for the executables + JAVACMD=$JAVA_HOME/jre/sh/java + else + JAVACMD=$JAVA_HOME/bin/java + fi + if [ ! -x "$JAVACMD" ] ; then + die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +else + JAVACMD=java + which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." +fi + +# Increase the maximum file descriptors if we can. +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac +fi + +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. + +# For Cygwin or MSYS, switch paths to Windows format before running java +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + + # Now convert the arguments - kludge to limit ourselves to /bin/sh + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) + fi + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg + done +fi + +# Collect all arguments for the java command; +# * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of +# shell script including quotes and variable substitutions, so put them in +# double quotes to make sure that they get re-expanded; and +# * put everything else in single quotes, so that it's not re-expanded. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + org.gradle.wrapper.GradleWrapperMain \ + "$@" + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' + +exec "$JAVACMD" "$@" diff --git a/gradlew.bat b/gradlew.bat new file mode 100644 index 0000000..107acd3 --- /dev/null +++ b/gradlew.bat @@ -0,0 +1,89 @@ +@rem +@rem Copyright 2015 the original author or authors. +@rem +@rem Licensed under the Apache License, Version 2.0 (the "License"); +@rem you may not use this file except in compliance with the License. +@rem You may obtain a copy of the License at +@rem +@rem https://www.apache.org/licenses/LICENSE-2.0 +@rem +@rem Unless required by applicable law or agreed to in writing, software +@rem distributed under the License is distributed on an "AS IS" BASIS, +@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +@rem See the License for the specific language governing permissions and +@rem limitations under the License. +@rem + +@if "%DEBUG%" == "" @echo off +@rem ########################################################################## +@rem +@rem Gradle startup script for Windows +@rem +@rem ########################################################################## + +@rem Set local scope for the variables with windows NT shell +if "%OS%"=="Windows_NT" setlocal + +set DIRNAME=%~dp0 +if "%DIRNAME%" == "" set DIRNAME=. +set APP_BASE_NAME=%~n0 +set APP_HOME=%DIRNAME% + +@rem Resolve any "." and ".." in APP_HOME to make it shorter. +for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi + +@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" + +@rem Find java.exe +if defined JAVA_HOME goto findJavaFromJavaHome + +set JAVA_EXE=java.exe +%JAVA_EXE% -version >NUL 2>&1 +if "%ERRORLEVEL%" == "0" goto execute + +echo. +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. +echo. +echo Please set the JAVA_HOME variable in your environment to match the +echo location of your Java installation. + +goto fail + +:findJavaFromJavaHome +set JAVA_HOME=%JAVA_HOME:"=% +set JAVA_EXE=%JAVA_HOME%/bin/java.exe + +if exist "%JAVA_EXE%" goto execute + +echo. +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% +echo. +echo Please set the JAVA_HOME variable in your environment to match the +echo location of your Java installation. + +goto fail + +:execute +@rem Setup the command line + +set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar + + +@rem Execute Gradle +"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* + +:end +@rem End local scope for the variables with windows NT shell +if "%ERRORLEVEL%"=="0" goto mainEnd + +:fail +rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of +rem the _cmd.exe /c_ return code! +if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 +exit /b 1 + +:mainEnd +if "%OS%"=="Windows_NT" endlocal + +:omega diff --git a/lombok.config b/lombok.config new file mode 100644 index 0000000..18f74be --- /dev/null +++ b/lombok.config @@ -0,0 +1 @@ +lombok.accessors.fluent = true \ No newline at end of file diff --git a/settings.gradle.kts b/settings.gradle.kts new file mode 100644 index 0000000..947d467 --- /dev/null +++ b/settings.gradle.kts @@ -0,0 +1,8 @@ +rootProject.name = "tweed5" + +include("tweed5-core") +include("tweed5-default-extensions") +include("tweed5-patchwork") +include("tweed5-serde-api") +include("tweed5-serde-extension") +include("tweed5-serde-hjson") diff --git a/tweed5-core/build.gradle.kts b/tweed5-core/build.gradle.kts new file mode 100644 index 0000000..87361d5 --- /dev/null +++ b/tweed5-core/build.gradle.kts @@ -0,0 +1,3 @@ +dependencies { + api(project(":tweed5-patchwork")) +} \ No newline at end of file diff --git a/tweed5-core/gradle.properties b/tweed5-core/gradle.properties new file mode 100644 index 0000000..e69de29 diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/container/ConfigContainer.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/container/ConfigContainer.java new file mode 100644 index 0000000..9c34b4d --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/container/ConfigContainer.java @@ -0,0 +1,31 @@ +package de.siphalor.tweed5.core.api.container; + +import de.siphalor.tweed5.core.api.extension.EntryExtensionsData; +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.core.api.extension.RegisteredExtensionData; +import de.siphalor.tweed5.core.api.extension.TweedExtension; + +import java.util.Collection; +import java.util.Map; + +public interface ConfigContainer { + ConfigContainerSetupPhase setupPhase(); + default boolean isReady() { + return setupPhase() == ConfigContainerSetupPhase.READY; + } + + void registerExtension(TweedExtension extension); + + void finishExtensionSetup(); + + void attachAndSealTree(ConfigEntry rootEntry); + + EntryExtensionsData createExtensionsData(); + + void initialize(); + + ConfigEntry rootEntry(); + + Collection extensions(); + Map, ? extends RegisteredExtensionData> entryDataExtensions(); +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/container/ConfigContainerSetupPhase.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/container/ConfigContainerSetupPhase.java new file mode 100644 index 0000000..f784395 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/container/ConfigContainerSetupPhase.java @@ -0,0 +1,9 @@ +package de.siphalor.tweed5.core.api.container; + +public enum ConfigContainerSetupPhase { + EXTENSIONS_SETUP, + TREE_SETUP, + SEALING_TREE, + TREE_SEALED, + READY, +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/CoherentCollectionConfigEntry.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/CoherentCollectionConfigEntry.java new file mode 100644 index 0000000..16e70a7 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/CoherentCollectionConfigEntry.java @@ -0,0 +1,9 @@ +package de.siphalor.tweed5.core.api.entry; + +import java.util.Collection; + +public interface CoherentCollectionConfigEntry> extends ConfigEntry { + ConfigEntry elementEntry(); + + T instantiateCollection(int size); +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/CompoundConfigEntry.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/CompoundConfigEntry.java new file mode 100644 index 0000000..f38211c --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/CompoundConfigEntry.java @@ -0,0 +1,12 @@ +package de.siphalor.tweed5.core.api.entry; + +import java.util.Map; + +public interface CompoundConfigEntry extends ConfigEntry { + Map> subEntries(); + + void set(T compoundValue, String key, V value); + V get(T compoundValue, String key); + + T instantiateCompoundValue(); +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/ConfigEntry.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/ConfigEntry.java new file mode 100644 index 0000000..16702df --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/ConfigEntry.java @@ -0,0 +1,17 @@ +package de.siphalor.tweed5.core.api.entry; + +import de.siphalor.tweed5.core.api.extension.EntryExtensionsData; +import de.siphalor.tweed5.core.api.container.ConfigContainer; +import de.siphalor.tweed5.core.api.validation.ConfigEntryValueValidationException; + +public interface ConfigEntry { + Class valueClass(); + void validate(T value) throws ConfigEntryValueValidationException; + + void seal(ConfigContainer container); + boolean sealed(); + + EntryExtensionsData extensionsData(); + + void visitInOrder(ConfigEntryVisitor visitor); +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/ConfigEntryVisitor.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/ConfigEntryVisitor.java new file mode 100644 index 0000000..af30717 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/ConfigEntryVisitor.java @@ -0,0 +1,28 @@ +package de.siphalor.tweed5.core.api.entry; + +public interface ConfigEntryVisitor { + void visitEntry(ConfigEntry entry); + + default boolean enterCollectionEntry(ConfigEntry entry) { + visitEntry(entry); + return true; + } + + default void leaveCollectionEntry(ConfigEntry entry) { + } + + default boolean enterCompoundEntry(ConfigEntry entry) { + visitEntry(entry); + return true; + } + + default boolean enterCompoundSubEntry(String key) { + return true; + } + + default void leaveCompoundSubEntry(String key) { + } + + default void leaveCompoundEntry(ConfigEntry entry) { + } +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/SimpleConfigEntry.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/SimpleConfigEntry.java new file mode 100644 index 0000000..a80772f --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/entry/SimpleConfigEntry.java @@ -0,0 +1,4 @@ +package de.siphalor.tweed5.core.api.entry; + +public interface SimpleConfigEntry extends ConfigEntry { +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/EntryExtensionsData.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/EntryExtensionsData.java new file mode 100644 index 0000000..c7df912 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/EntryExtensionsData.java @@ -0,0 +1,6 @@ +package de.siphalor.tweed5.core.api.extension; + +import de.siphalor.tweed5.patchwork.api.Patchwork; + +public interface EntryExtensionsData extends Patchwork { +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/RegisteredExtensionData.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/RegisteredExtensionData.java new file mode 100644 index 0000000..3eaefc8 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/RegisteredExtensionData.java @@ -0,0 +1,7 @@ +package de.siphalor.tweed5.core.api.extension; + +import de.siphalor.tweed5.patchwork.api.Patchwork; + +public interface RegisteredExtensionData, E> { + void set(U patchwork, E extension); +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/TweedExtension.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/TweedExtension.java new file mode 100644 index 0000000..9466143 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/TweedExtension.java @@ -0,0 +1,13 @@ +package de.siphalor.tweed5.core.api.extension; + +import de.siphalor.tweed5.core.api.entry.ConfigEntry; + +public interface TweedExtension { + String getId(); + + default void setup(TweedExtensionSetupContext context) { + } + + default void initEntry(ConfigEntry configEntry) { + } +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/TweedExtensionSetupContext.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/TweedExtensionSetupContext.java new file mode 100644 index 0000000..e3f3717 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/extension/TweedExtensionSetupContext.java @@ -0,0 +1,8 @@ +package de.siphalor.tweed5.core.api.extension; + +import de.siphalor.tweed5.core.api.container.ConfigContainer; + +public interface TweedExtensionSetupContext { + ConfigContainer configContainer(); + RegisteredExtensionData registerEntryExtensionData(Class dataClass); +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/DefaultMiddlewareContainer.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/DefaultMiddlewareContainer.java new file mode 100644 index 0000000..01cd289 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/DefaultMiddlewareContainer.java @@ -0,0 +1,96 @@ +package de.siphalor.tweed5.core.api.middleware; + +import de.siphalor.tweed5.core.api.sort.AcyclicGraphSorter; + +import java.util.*; +import java.util.function.Function; +import java.util.stream.Collectors; +import java.util.stream.Stream; + +public class DefaultMiddlewareContainer implements MiddlewareContainer { + private static final String CONTAINER_ID = ""; + + private List> middlewares = new ArrayList<>(); + private final Set middlewareIds = new HashSet<>(); + private boolean sealed = false; + + @Override + public String id() { + return CONTAINER_ID; + } + + @Override + public void register(Middleware middleware) { + if (sealed) { + throw new IllegalStateException("Middleware container has already been sealed"); + } + if (middleware.id().isEmpty()) { + throw new IllegalArgumentException("Middleware id cannot be empty"); + } + if (middlewareIds.contains(middleware.id())) { + throw new IllegalArgumentException("Middleware id already registered: " + middleware.id()); + } + + middlewares.add(middleware); + middlewareIds.add(middleware.id()); + } + + @Override + public void seal() { + if (sealed) { + return; + } + + sealed = true; + + String[] allMentionedMiddlewareIds = middlewares.stream() + .flatMap(middleware -> Stream.concat( + Stream.of(middleware.id()), + Stream.concat(middleware.mustComeAfter().stream(), middleware.mustComeBefore().stream()) + )).distinct().toArray(String[]::new); + + Map indecesByMiddlewareId = new HashMap<>(); + for (int i = 0; i < allMentionedMiddlewareIds.length; i++) { + indecesByMiddlewareId.put(allMentionedMiddlewareIds[i], i); + } + + AcyclicGraphSorter sorter = new AcyclicGraphSorter(allMentionedMiddlewareIds.length); + + for (Middleware middleware : middlewares) { + Integer currentIndex = indecesByMiddlewareId.get(middleware.id()); + + middleware.mustComeAfter().stream() + .map(indecesByMiddlewareId::get) + .forEach(beforeIndex -> sorter.addEdge(beforeIndex, currentIndex)); + middleware.mustComeBefore().stream() + .map(indecesByMiddlewareId::get) + .forEach(afterIndex -> sorter.addEdge(currentIndex, afterIndex)); + } + + Map> middlewaresById = middlewares.stream().collect(Collectors.toMap(Middleware::id, Function.identity())); + + try { + int[] sortedIndeces = sorter.sort(); + + middlewares = Arrays.stream(sortedIndeces) + .mapToObj(index -> allMentionedMiddlewareIds[index]) + .map(middlewaresById::get) + .filter(Objects::nonNull) + .collect(Collectors.toList()); + } catch (AcyclicGraphSorter.GraphCycleException e) { + throw new IllegalStateException(e); + } + } + + @Override + public M process(M inner) { + if (!sealed) { + throw new IllegalStateException("Middleware container has not been sealed"); + } + M combined = inner; + for (Middleware middleware : middlewares) { + combined = middleware.process(combined); + } + return combined; + } +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/Middleware.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/Middleware.java new file mode 100644 index 0000000..ca6dff0 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/Middleware.java @@ -0,0 +1,17 @@ +package de.siphalor.tweed5.core.api.middleware; + +import java.util.Collections; +import java.util.Set; + +public interface Middleware { + String id(); + + default Set mustComeBefore() { + return Collections.emptySet(); + } + default Set mustComeAfter() { + return Collections.emptySet(); + } + + M process(M inner); +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/MiddlewareContainer.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/MiddlewareContainer.java new file mode 100644 index 0000000..6e4ebc5 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/middleware/MiddlewareContainer.java @@ -0,0 +1,6 @@ +package de.siphalor.tweed5.core.api.middleware; + +public interface MiddlewareContainer extends Middleware { + void register(Middleware middleware); + void seal(); +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/sort/AcyclicGraphSorter.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/sort/AcyclicGraphSorter.java new file mode 100644 index 0000000..ac50871 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/sort/AcyclicGraphSorter.java @@ -0,0 +1,287 @@ +package de.siphalor.tweed5.core.api.sort; + +import lombok.AccessLevel; +import lombok.AllArgsConstructor; +import lombok.Getter; +import lombok.ToString; + +import java.math.BigDecimal; +import java.util.*; + +public class AcyclicGraphSorter { + private final int nodeCount; + private final int wordCount; + + private final BitSet[] outgoingEdges; + private final BitSet[] incomingEdges; + + public AcyclicGraphSorter(int nodeCount) { + this.nodeCount = nodeCount; + + BigDecimal[] div = BigDecimal.valueOf(nodeCount) + .divideAndRemainder(BigDecimal.valueOf(BitSet.WORD_SIZE)); + this.wordCount = div[0].intValue() + (BigDecimal.ZERO.equals(div[1]) ? 0 : 1); + + outgoingEdges = new BitSet[nodeCount]; + incomingEdges = new BitSet[nodeCount]; + + for (int i = 0; i < nodeCount; i++) { + outgoingEdges[i] = BitSet.empty(nodeCount, wordCount); + incomingEdges[i] = BitSet.empty(nodeCount, wordCount); + } + } + + public void addEdge(int from, int to) { + checkBounds(from); + checkBounds(to); + + if (from == to) { + throw new IllegalArgumentException("Edge from and to cannot be the same"); + } + + outgoingEdges[from].set(to); + incomingEdges[to].set(from); + } + + private void checkBounds(int index) { + if (index < 0 || index >= nodeCount) { + throw new IndexOutOfBoundsException("Index: " + index + ", Size: " + nodeCount); + } + } + + public int[] sort() throws GraphCycleException { + BitSet visited = BitSet.ready(nodeCount, wordCount); + BitSet.Iterator visitedIter = visited.iterator(); + + int lastVisited = -1; + + int[] sortedIndeces = new int[nodeCount]; + int nextSortedIndex = 0; + + while (nextSortedIndex < sortedIndeces.length) { + if (!visitedIter.next()) { + BitSet incomingEdge = incomingEdges[visitedIter.index()]; + if (incomingEdge.isEmptyAfterAndNot(visited)) { + sortedIndeces[nextSortedIndex] = visitedIter.index(); + visitedIter.set(); + lastVisited = visitedIter.index(); + + nextSortedIndex++; + } + } else if (visitedIter.index() == lastVisited) { + break; + } + if (!visitedIter.hasNext()) { + visitedIter.restart(); + } + } + + if (nextSortedIndex < sortedIndeces.length) { + findCycleAndThrow(visited); + } + + return sortedIndeces; + } + + private void findCycleAndThrow(BitSet visited) throws GraphCycleException { + Deque stack = new LinkedList<>(); + + BitSet.Iterator visitedIter = visited.iterator(); + while (visitedIter.next()) { + if (!visitedIter.hasNext()) { + throw new IllegalStateException("Unable to find unvisited node in cycle detection"); + } + } + + stack.push(visitedIter.index()); + + outer: + //noinspection InfiniteLoopStatement + while (true) { + BitSet leftoverOutgoing = outgoingEdges[stack.getFirst()].andNot(visited); + + BitSet.Iterator outgoingIter = leftoverOutgoing.iterator(); + while (outgoingIter.hasNext()) { + if (outgoingIter.next()) { + if (stack.contains(outgoingIter.index())) { + throw new GraphCycleException(stack.reversed()); + } + stack.push(outgoingIter.index()); + continue outer; + } + } + + visited.set(stack.pop()); + } + } + + @Getter + @ToString + public static class GraphCycleException extends Exception { + private final Collection cycleIndeces; + + public GraphCycleException(Collection cycleIndeces) { + super("Detected illegal cycle in directed graph"); + this.cycleIndeces = cycleIndeces; + } + } + + @AllArgsConstructor(access = AccessLevel.PRIVATE) + private static class BitSet { + private static final int WORD_SIZE = Long.SIZE; + + private final int bitCount; + private final int wordCount; + private long[] words; + + static BitSet ready(int bitCount, int wordCount) { + return new BitSet(bitCount, wordCount, new long[wordCount]); + } + + static BitSet empty(int bitCount, int wordCount) { + return new BitSet(bitCount, wordCount, null); + } + + private void set(int index) { + cloneOnWrite(); + + int wordIndex = index / WORD_SIZE; + int innerIndex = index % WORD_SIZE; + + words[wordIndex] |= 1L << innerIndex; + } + + private void cloneOnWrite() { + if (words == null) { + words = new long[wordCount]; + } + } + + public boolean isEmpty() { + if (words == null) { + return true; + } + for (long word : words) { + if (word != 0L) { + return false; + } + } + return true; + } + + public BitSet andNot(BitSet mask) { + if (words == null) { + return BitSet.empty(bitCount, wordCount); + } + + BitSet result = BitSet.ready(bitCount, wordCount); + for (int i = 0; i < words.length; i++) { + result.words[i] = words[i] & ~mask.words[i]; + } + return result; + } + + public boolean isEmptyAfterAndNot(BitSet mask) { + if (words == null) { + return true; + } + + for (int i = 0; i < words.length; i++) { + long maskWord = mask.words[i]; + long word = words[i]; + + if ((word & ~maskWord) != 0) { + return false; + } + } + return true; + } + + @Override + public boolean equals(Object o) { + if (this == o) return true; + if (!(o instanceof BitSet)) return false; + BitSet bitSet = (BitSet) o; + if (this.words == null || bitSet.words == null) { + return this.isEmpty() && bitSet.isEmpty(); + } + return Objects.deepEquals(words, bitSet.words); + } + + @Override + public int hashCode() { + if (isEmpty()) { + return 0; + } + return Arrays.hashCode(words); + } + + @Override + public String toString() { + if (wordCount == 0) { + return ""; + } + + StringBuilder sb = new StringBuilder(wordCount * 9); + int leftBitCount = bitCount; + if (words == null) { + for (int i = 0; i < wordCount; i++) { + sb.repeat("0", Math.min(WORD_SIZE, leftBitCount)); + sb.append(" "); + leftBitCount -= WORD_SIZE; + } + } else { + for (long word : words) { + int wordEnd = Math.min(WORD_SIZE, leftBitCount); + for (int j = 0; j < wordEnd; j++) { + sb.append((word & 1) == 1 ? "1" : "0"); + word >>>= 1; + } + sb.append(" "); + leftBitCount -= WORD_SIZE; + } + } + return sb.substring(0, sb.length() - 1); + } + + public Iterator iterator() { + return new Iterator(); + } + + public class Iterator { + private int wordIndex = 0; + private int innerIndex = -1; + @Getter + private int index = -1; + + public void restart() { + wordIndex = 0; + innerIndex = -1; + index = -1; + } + + public boolean hasNext() { + return index < bitCount - 1; + } + + public boolean next() { + innerIndex++; + if (innerIndex == WORD_SIZE) { + innerIndex = 0; + wordIndex++; + } + index++; + + if (words == null) { + return false; + } + return (words[wordIndex] & (1L << innerIndex)) != 0L; + } + + public void set() { + cloneOnWrite(); + words[wordIndex] |= (1L << innerIndex); + } + } + } +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValidationExtension.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValidationExtension.java new file mode 100644 index 0000000..56524d8 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValidationExtension.java @@ -0,0 +1,8 @@ +package de.siphalor.tweed5.core.api.validation; + +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.core.api.middleware.Middleware; + +public interface ConfigEntryValidationExtension { + Middleware validationMiddleware(ConfigEntry configEntry); +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValidationMiddleware.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValidationMiddleware.java new file mode 100644 index 0000000..6e7b537 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValidationMiddleware.java @@ -0,0 +1,8 @@ +package de.siphalor.tweed5.core.api.validation; + +import de.siphalor.tweed5.core.api.entry.ConfigEntry; + +@FunctionalInterface +public interface ConfigEntryValidationMiddleware { + void validate(ConfigEntry configEntry, T value) throws ConfigEntryValueValidationException; +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValueValidationException.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValueValidationException.java new file mode 100644 index 0000000..2c64609 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/api/validation/ConfigEntryValueValidationException.java @@ -0,0 +1,18 @@ +package de.siphalor.tweed5.core.api.validation; + +public class ConfigEntryValueValidationException extends Exception { + public ConfigEntryValueValidationException() { + } + + public ConfigEntryValueValidationException(String message) { + super(message); + } + + public ConfigEntryValueValidationException(String message, Throwable cause) { + super(message, cause); + } + + public ConfigEntryValueValidationException(Throwable cause) { + super(cause); + } +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/generated/package-info.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/generated/package-info.java new file mode 100644 index 0000000..8b25f19 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/generated/package-info.java @@ -0,0 +1 @@ +package de.siphalor.tweed5.core.generated; \ No newline at end of file diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/DefaultConfigContainer.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/DefaultConfigContainer.java new file mode 100644 index 0000000..181a87a --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/DefaultConfigContainer.java @@ -0,0 +1,152 @@ +package de.siphalor.tweed5.core.impl; + +import de.siphalor.tweed5.core.api.container.ConfigContainer; +import de.siphalor.tweed5.core.api.container.ConfigContainerSetupPhase; +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.core.api.extension.*; +import de.siphalor.tweed5.patchwork.api.Patchwork; +import de.siphalor.tweed5.patchwork.api.PatchworkClassCreator; +import de.siphalor.tweed5.patchwork.impl.PatchworkClass; +import de.siphalor.tweed5.patchwork.impl.PatchworkClassGenerator; +import de.siphalor.tweed5.patchwork.impl.PatchworkClassPart; +import lombok.Getter; +import lombok.Setter; + +import java.lang.invoke.MethodHandle; +import java.util.Collection; +import java.util.HashMap; +import java.util.Map; + +public class DefaultConfigContainer implements ConfigContainer { + @Getter + private ConfigContainerSetupPhase setupPhase = ConfigContainerSetupPhase.EXTENSIONS_SETUP; + private final HashMap, TweedExtension> extensions = new HashMap<>(); + private ConfigEntry rootEntry; + private PatchworkClass entryExtensionsDataPatchworkClass; + private Map, RegisteredExtensionDataImpl> registeredEntryDataExtensions; + + @Override + public Collection extensions() { + return extensions.values(); + } + + @Override + public void registerExtension(TweedExtension extension) { + requireSetupPhase(ConfigContainerSetupPhase.EXTENSIONS_SETUP); + extensions.put(extension.getClass(), extension); + } + + @Override + public void finishExtensionSetup() { + requireSetupPhase(ConfigContainerSetupPhase.EXTENSIONS_SETUP); + registeredEntryDataExtensions = new HashMap<>(); + + TweedExtensionSetupContext extensionSetupContext = new TweedExtensionSetupContext() { + @Override + public ConfigContainer configContainer() { + return DefaultConfigContainer.this; + } + + @Override + public RegisteredExtensionData registerEntryExtensionData(Class dataClass) { + if (registeredEntryDataExtensions.containsKey(dataClass)) { + throw new IllegalArgumentException("Extension " + dataClass.getName() + " is already registered"); + } + RegisteredExtensionDataImpl registered = new RegisteredExtensionDataImpl<>(); + registeredEntryDataExtensions.put(dataClass, registered); + return registered; + } + }; + + for (TweedExtension extension : extensions.values()) { + extension.setup(extensionSetupContext); + } + + PatchworkClassCreator entryExtensionsDataGenerator = PatchworkClassCreator.builder() + .patchworkInterface(EntryExtensionsData.class) + .classPackage("de.siphalor.tweed5.core.generated.entryextensiondata") + .classPrefix("EntryExtensionsData$") + .build(); + try { + entryExtensionsDataPatchworkClass = entryExtensionsDataGenerator.createClass(registeredEntryDataExtensions.keySet()); + for (PatchworkClassPart part : entryExtensionsDataPatchworkClass.parts()) { + RegisteredExtensionDataImpl registeredExtension = registeredEntryDataExtensions.get(part.partInterface()); + registeredExtension.setter(part.fieldSetter()); + } + } catch (PatchworkClassGenerator.GenerationException e) { + throw new IllegalStateException("Failed to create patchwork class for entry extensions' data", e); + } + + setupPhase = ConfigContainerSetupPhase.TREE_SETUP; + } + + @Override + public void attachAndSealTree(ConfigEntry rootEntry) { + requireSetupPhase(ConfigContainerSetupPhase.TREE_SETUP); + this.rootEntry = rootEntry; + finishEntrySetup(); + } + + private void finishEntrySetup() { + setupPhase = ConfigContainerSetupPhase.SEALING_TREE; + + rootEntry.visitInOrder(entry -> entry.seal(DefaultConfigContainer.this)); + + setupPhase = ConfigContainerSetupPhase.TREE_SEALED; + } + + @Override + public EntryExtensionsData createExtensionsData() { + requireSetupPhase(ConfigContainerSetupPhase.SEALING_TREE); + + try { + return (EntryExtensionsData) entryExtensionsDataPatchworkClass.constructor().invoke(); + } catch (Throwable e) { + throw new IllegalStateException("Failed to construct patchwork class for entry extensions' data", e); + } + } + + @Override + public Map, ? extends RegisteredExtensionData> entryDataExtensions() { + requireSetupPhase(ConfigContainerSetupPhase.TREE_SEALED); + return registeredEntryDataExtensions; + } + + @Override + public void initialize() { + requireSetupPhase(ConfigContainerSetupPhase.TREE_SEALED); + + rootEntry.visitInOrder(entry -> { + for (TweedExtension extension : extensions()) { + extension.initEntry(entry); + } + }); + + setupPhase = ConfigContainerSetupPhase.READY; + } + + @Override + public ConfigEntry rootEntry() { + return rootEntry; + } + + private void requireSetupPhase(ConfigContainerSetupPhase required) { + if (setupPhase != required) { + throw new IllegalStateException("Config container is not in correct stage, expected " + required + ", but is in " + setupPhase); + } + } + + @Setter + private static class RegisteredExtensionDataImpl, E> implements RegisteredExtensionData { + private MethodHandle setter; + + @Override + public void set(U patchwork, E extension) { + try { + setter.invokeWithArguments(patchwork, extension); + } catch (Throwable e) { + throw new IllegalStateException(e); + } + } + } +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/BaseConfigEntryImpl.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/BaseConfigEntryImpl.java new file mode 100644 index 0000000..0fa075d --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/BaseConfigEntryImpl.java @@ -0,0 +1,76 @@ +package de.siphalor.tweed5.core.impl.entry; + +import de.siphalor.tweed5.core.api.extension.EntryExtensionsData; +import de.siphalor.tweed5.core.api.container.ConfigContainer; +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.core.api.entry.ConfigEntryVisitor; +import de.siphalor.tweed5.core.api.extension.TweedExtension; +import de.siphalor.tweed5.core.api.middleware.DefaultMiddlewareContainer; +import de.siphalor.tweed5.core.api.middleware.MiddlewareContainer; +import de.siphalor.tweed5.core.api.validation.ConfigEntryValidationExtension; +import de.siphalor.tweed5.core.api.validation.ConfigEntryValidationMiddleware; +import de.siphalor.tweed5.core.api.validation.ConfigEntryValueValidationException; +import lombok.Getter; +import lombok.RequiredArgsConstructor; +import org.jetbrains.annotations.NotNull; + +@RequiredArgsConstructor +@Getter +abstract class BaseConfigEntryImpl implements ConfigEntry { + private static final ConfigEntryValidationMiddleware ROOT_VALIDATION = new ConfigEntryValidationMiddleware() { + @Override + public void validate(ConfigEntry configEntry, U value) {} + }; + + @NotNull + private final Class valueClass; + private ConfigContainer container; + private EntryExtensionsData extensionsData; + private boolean sealed; + private ConfigEntryValidationMiddleware validationMiddleware; + + @Override + public void seal(ConfigContainer container) { + requireUnsealed(); + + this.container = container; + this.extensionsData = container.createExtensionsData(); + + MiddlewareContainer validationMiddlewareContainer = new DefaultMiddlewareContainer<>(); + + for (TweedExtension extension : container().extensions()) { + if (extension instanceof ConfigEntryValidationExtension) { + validationMiddlewareContainer.register(((ConfigEntryValidationExtension) extension).validationMiddleware(this)); + } + } + validationMiddlewareContainer.seal(); + + validationMiddleware = validationMiddlewareContainer.process(ROOT_VALIDATION); + + sealed = true; + } + + protected void requireUnsealed() { + if (sealed) { + throw new IllegalStateException("Config entry is already sealed!"); + } + } + + @Override + public void validate(T value) throws ConfigEntryValueValidationException { + if (value == null) { + if (valueClass.isPrimitive()) { + throw new ConfigEntryValueValidationException("Value must not be null"); + } + } else if (!valueClass.isAssignableFrom(value.getClass())) { + throw new ConfigEntryValueValidationException("Value must be of type " + valueClass.getName()); + } + + validationMiddleware.validate(this, value); + } + + @Override + public void visitInOrder(ConfigEntryVisitor visitor) { + visitor.visitEntry(this); + } +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/CoherentCollectionConfigEntryImpl.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/CoherentCollectionConfigEntryImpl.java new file mode 100644 index 0000000..98a6871 --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/CoherentCollectionConfigEntryImpl.java @@ -0,0 +1,42 @@ +package de.siphalor.tweed5.core.impl.entry; + +import de.siphalor.tweed5.core.api.entry.CoherentCollectionConfigEntry; +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.core.api.entry.ConfigEntryVisitor; + +import java.util.Collection; +import java.util.function.IntFunction; + +public class CoherentCollectionConfigEntryImpl> extends BaseConfigEntryImpl implements CoherentCollectionConfigEntry { + private final IntFunction collectionConstructor; + private ConfigEntry elementEntry; + + public CoherentCollectionConfigEntryImpl(Class valueClass, IntFunction collectionConstructor) { + super(valueClass); + this.collectionConstructor = collectionConstructor; + } + + public void elementEntry(ConfigEntry elementEntry) { + requireUnsealed(); + + this.elementEntry = elementEntry; + } + + @Override + public ConfigEntry elementEntry() { + return elementEntry; + } + + @Override + public T instantiateCollection(int size) { + return collectionConstructor.apply(size); + } + + @Override + public void visitInOrder(ConfigEntryVisitor visitor) { + if (visitor.enterCollectionEntry(this)) { + elementEntry.visitInOrder(visitor); + visitor.leaveCollectionEntry(this); + } + } +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/ReflectiveCompoundConfigEntryImpl.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/ReflectiveCompoundConfigEntryImpl.java new file mode 100644 index 0000000..d9a6dcd --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/ReflectiveCompoundConfigEntryImpl.java @@ -0,0 +1,108 @@ +package de.siphalor.tweed5.core.impl.entry; + +import de.siphalor.tweed5.core.api.entry.CompoundConfigEntry; +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.core.api.entry.ConfigEntryVisitor; +import de.siphalor.tweed5.core.api.validation.ConfigEntryValueValidationException; +import lombok.Getter; +import lombok.Value; + +import java.lang.reflect.Constructor; +import java.lang.reflect.Field; +import java.lang.reflect.InvocationTargetException; +import java.util.LinkedHashMap; +import java.util.Map; +import java.util.stream.Collectors; + +@Getter +public class ReflectiveCompoundConfigEntryImpl extends BaseConfigEntryImpl implements CompoundConfigEntry { + private final Constructor noArgsConstructor; + private final Map compoundEntries; + + public ReflectiveCompoundConfigEntryImpl(Class valueClass) { + super(valueClass); + try { + this.noArgsConstructor = valueClass.getConstructor(); + } catch (NoSuchMethodException e) { + throw new IllegalArgumentException("Value class must have a no-arg constructor", e); + } + this.compoundEntries = new LinkedHashMap<>(); + } + + public void addSubEntry(String name, Field field, ConfigEntry configEntry) { + requireUnsealed(); + + if (field.getType() != valueClass()) { + throw new IllegalArgumentException("Field is not defined on the correct type"); + } + + //noinspection unchecked + compoundEntries.put(name, new CompoundEntry(name, field, (ConfigEntry) configEntry)); + } + + public Map> subEntries() { + return compoundEntries.values().stream().collect(Collectors.toMap(CompoundEntry::name, CompoundEntry::configEntry)); + } + + @Override + public void set(T compoundValue, String key, V value) { + CompoundEntry compoundEntry = compoundEntries.get(key); + if (compoundEntry == null) { + throw new IllegalArgumentException("Unknown config entry: " + key); + } + + try { + compoundEntry.configEntry().validate(value); + compoundEntry.field().set(compoundValue, value); + + } catch (ConfigEntryValueValidationException e) { + throw new IllegalArgumentException("Invalid value for config entry: " + key, e); + } catch (IllegalAccessException e) { + throw new IllegalStateException(e); + } + } + + @Override + public V get(T compoundValue, String key) { + CompoundEntry compoundEntry = compoundEntries.get(key); + if (compoundEntry == null) { + throw new IllegalArgumentException("Unknown config entry: " + key); + } + + try { + //noinspection unchecked + return (V) compoundEntry.field().get(compoundValue); + } catch (IllegalAccessException e) { + throw new IllegalStateException(e); + } + } + + @Override + public T instantiateCompoundValue() { + try { + return noArgsConstructor.newInstance(); + } catch (InstantiationException | IllegalAccessException | InvocationTargetException e) { + throw new IllegalStateException("Failed to instantiate compound value", e); + } + } + + @Override + public void visitInOrder(ConfigEntryVisitor visitor) { + if (visitor.enterCompoundEntry(this)) { + for (Map.Entry entry : compoundEntries.entrySet()) { + if (visitor.enterCompoundSubEntry(entry.getKey())) { + entry.getValue().configEntry().visitInOrder(visitor); + visitor.leaveCompoundSubEntry(entry.getKey()); + } + } + visitor.leaveCompoundEntry(this); + } + } + + @Value + public static class CompoundEntry { + String name; + Field field; + ConfigEntry configEntry; + } +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/SimpleConfigEntryImpl.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/SimpleConfigEntryImpl.java new file mode 100644 index 0000000..c7cc32d --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/SimpleConfigEntryImpl.java @@ -0,0 +1,9 @@ +package de.siphalor.tweed5.core.impl.entry; + +import de.siphalor.tweed5.core.api.entry.SimpleConfigEntry; + +public class SimpleConfigEntryImpl extends BaseConfigEntryImpl implements SimpleConfigEntry { + public SimpleConfigEntryImpl(Class valueClass) { + super(valueClass); + } +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/StaticMapCompoundConfigEntryImpl.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/StaticMapCompoundConfigEntryImpl.java new file mode 100644 index 0000000..09c65dd --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/entry/StaticMapCompoundConfigEntryImpl.java @@ -0,0 +1,67 @@ +package de.siphalor.tweed5.core.impl.entry; + +import de.siphalor.tweed5.core.api.entry.CompoundConfigEntry; +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.core.api.entry.ConfigEntryVisitor; +import org.jetbrains.annotations.NotNull; + +import java.util.LinkedHashMap; +import java.util.Map; +import java.util.function.IntFunction; + +public class StaticMapCompoundConfigEntryImpl> extends BaseConfigEntryImpl implements CompoundConfigEntry { + private final IntFunction mapConstructor; + private final Map> compoundEntries = new LinkedHashMap<>(); + + public StaticMapCompoundConfigEntryImpl(@NotNull Class valueClass, IntFunction mapConstructor) { + super(valueClass); + this.mapConstructor = mapConstructor; + } + + public void addSubEntry(String key, ConfigEntry entry) { + requireUnsealed(); + compoundEntries.put(key, entry); + } + + @Override + public Map> subEntries() { + return compoundEntries; + } + + @Override + public void set(T compoundValue, String key, V value) { + requireKey(key); + compoundValue.put(key, value); + } + + @Override + public V get(T compoundValue, String key) { + requireKey(key); + //noinspection unchecked + return (V) compoundValue.get(key); + } + + private void requireKey(String key) { + if (!compoundEntries.containsKey(key)) { + throw new IllegalArgumentException("Key " + key + " does not exist on this compound entry!"); + } + } + + @Override + public T instantiateCompoundValue() { + return mapConstructor.apply(compoundEntries.size()); + } + + @Override + public void visitInOrder(ConfigEntryVisitor visitor) { + if (visitor.enterCompoundEntry(this)) { + compoundEntries.forEach((key, entry) -> { + if (visitor.enterCompoundSubEntry(key)) { + entry.visitInOrder(visitor); + visitor.leaveCompoundSubEntry(key); + } + }); + visitor.leaveCompoundEntry(this); + } + } +} diff --git a/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/package-info.java b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/package-info.java new file mode 100644 index 0000000..8de029c --- /dev/null +++ b/tweed5-core/src/main/java/de/siphalor/tweed5/core/impl/package-info.java @@ -0,0 +1 @@ +package de.siphalor.tweed5.core.impl; \ No newline at end of file diff --git a/tweed5-core/src/test/java/de/siphalor/tweed5/core/impl/sort/AcyclicGraphSorterTest.java b/tweed5-core/src/test/java/de/siphalor/tweed5/core/impl/sort/AcyclicGraphSorterTest.java new file mode 100644 index 0000000..ffe8ee5 --- /dev/null +++ b/tweed5-core/src/test/java/de/siphalor/tweed5/core/impl/sort/AcyclicGraphSorterTest.java @@ -0,0 +1,66 @@ +package de.siphalor.tweed5.core.impl.sort; + +import de.siphalor.tweed5.core.api.sort.AcyclicGraphSorter; +import org.junit.jupiter.api.Test; + +import java.util.Arrays; + +import static org.junit.jupiter.api.Assertions.*; + +class AcyclicGraphSorterTest { + + @Test + void sort1() { + AcyclicGraphSorter sorter = new AcyclicGraphSorter(4); + sorter.addEdge(2, 1); + sorter.addEdge(0, 2); + + assertArrayEquals(new int[]{ 0, 2, 3, 1 }, assertDoesNotThrow(sorter::sort)); + } + + @Test + void sort2() { + AcyclicGraphSorter sorter = new AcyclicGraphSorter(7); + + sorter.addEdge(3, 0); + sorter.addEdge(3, 1); + sorter.addEdge(3, 2); + sorter.addEdge(4, 3); + sorter.addEdge(5, 3); + sorter.addEdge(6, 3); + + assertArrayEquals(new int[]{ 4, 5, 6, 3, 0, 1, 2 }, assertDoesNotThrow(sorter::sort)); + } + + @Test + void sort3() { + AcyclicGraphSorter sorter = new AcyclicGraphSorter(8); + sorter.addEdge(0, 3); + sorter.addEdge(1, 0); + sorter.addEdge(1, 5); + sorter.addEdge(2, 0); + sorter.addEdge(4, 1); + sorter.addEdge(4, 5); + sorter.addEdge(5, 2); + sorter.addEdge(6, 7); + sorter.addEdge(7, 2); + + assertArrayEquals(new int[] { 4, 6, 7, 1, 5, 2, 0, 3 }, assertDoesNotThrow(sorter::sort)); + } + + @Test + void sortErrorCycle() { + AcyclicGraphSorter sorter = new AcyclicGraphSorter(8); + sorter.addEdge(0, 6); + sorter.addEdge(0, 1); + sorter.addEdge(6, 1); + + sorter.addEdge(2, 3); + sorter.addEdge(2, 4); + sorter.addEdge(4, 5); + sorter.addEdge(5, 2); + + AcyclicGraphSorter.GraphCycleException exception = assertThrows(AcyclicGraphSorter.GraphCycleException.class, sorter::sort); + assertEquals(Arrays.asList(2, 4, 5), exception.cycleIndeces()); + } +} \ No newline at end of file diff --git a/tweed5-default-extensions/build.gradle.kts b/tweed5-default-extensions/build.gradle.kts new file mode 100644 index 0000000..bc0ef50 --- /dev/null +++ b/tweed5-default-extensions/build.gradle.kts @@ -0,0 +1,6 @@ +dependencies { + api(project(":tweed5-core")) + api(project(":tweed5-serde-extension")) + + testImplementation(project(":tweed5-serde-hjson")) +} \ No newline at end of file diff --git a/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/AComment.java b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/AComment.java new file mode 100644 index 0000000..d2be316 --- /dev/null +++ b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/AComment.java @@ -0,0 +1,12 @@ +package de.siphalor.tweed5.defaultextensions.comment.api; + +import java.lang.annotation.ElementType; +import java.lang.annotation.Retention; +import java.lang.annotation.RetentionPolicy; +import java.lang.annotation.Target; + +@Retention(RetentionPolicy.RUNTIME) +@Target(ElementType.FIELD) +public @interface AComment { + String value() default ""; +} diff --git a/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/CommentModifyingExtension.java b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/CommentModifyingExtension.java new file mode 100644 index 0000000..e00d8f6 --- /dev/null +++ b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/CommentModifyingExtension.java @@ -0,0 +1,7 @@ +package de.siphalor.tweed5.defaultextensions.comment.api; + +import de.siphalor.tweed5.core.api.middleware.Middleware; + +public interface CommentModifyingExtension { + Middleware commentMiddleware(); +} diff --git a/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/CommentProducer.java b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/CommentProducer.java new file mode 100644 index 0000000..a5e7d02 --- /dev/null +++ b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/api/CommentProducer.java @@ -0,0 +1,8 @@ +package de.siphalor.tweed5.defaultextensions.comment.api; + +import de.siphalor.tweed5.core.api.entry.ConfigEntry; + +@FunctionalInterface +public interface CommentProducer { + String createComment(ConfigEntry entry); +} diff --git a/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/CommentExtension.java b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/CommentExtension.java new file mode 100644 index 0000000..aa90220 --- /dev/null +++ b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/CommentExtension.java @@ -0,0 +1,74 @@ +package de.siphalor.tweed5.defaultextensions.comment.impl; + +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.core.api.extension.EntryExtensionsData; +import de.siphalor.tweed5.core.api.extension.RegisteredExtensionData; +import de.siphalor.tweed5.core.api.extension.TweedExtension; +import de.siphalor.tweed5.core.api.extension.TweedExtensionSetupContext; +import de.siphalor.tweed5.core.api.middleware.DefaultMiddlewareContainer; +import de.siphalor.tweed5.core.api.middleware.Middleware; +import de.siphalor.tweed5.data.extension.api.TweedEntryWriter; +import de.siphalor.tweed5.data.extension.api.extension.ReadWriteRelatedExtension; +import de.siphalor.tweed5.defaultextensions.comment.api.AComment; +import de.siphalor.tweed5.defaultextensions.comment.api.CommentProducer; +import de.siphalor.tweed5.defaultextensions.comment.api.CommentModifyingExtension; +import lombok.Getter; +import lombok.Value; +import org.jetbrains.annotations.Nullable; + +public class CommentExtension implements TweedExtension, ReadWriteRelatedExtension { + @Getter + private RegisteredExtensionData internalEntryDataExtension; + private DefaultMiddlewareContainer middlewareContainer; + + @Override + public String getId() { + return "comment"; + } + + @Override + public void setup(TweedExtensionSetupContext context) { + internalEntryDataExtension = context.registerEntryExtensionData(InternalCommentEntryData.class); + context.registerEntryExtensionData(AComment.class); + + middlewareContainer = new DefaultMiddlewareContainer<>(); + + for (TweedExtension extension : context.configContainer().extensions()) { + if (extension instanceof CommentModifyingExtension) { + middlewareContainer.register(((CommentModifyingExtension) extension).commentMiddleware()); + } + } + + middlewareContainer.seal(); + } + + @Override + public @Nullable Middleware> entryWriterMiddleware() { + return TweedEntryWriterCommentMiddleware.INSTANCE; + } + + @Override + public void initEntry(ConfigEntry configEntry) { + EntryExtensionsData entryExtensionsData = configEntry.extensionsData(); + String baseComment; + if (entryExtensionsData.isPatchworkPartSet(AComment.class)) { + baseComment = ((AComment) entryExtensionsData).value(); + } else { + baseComment = ""; + } + + CommentProducer middleware = middlewareContainer.process(entry -> baseComment); + internalEntryDataExtension.set(entryExtensionsData, new InternalCommentEntryDataImpl(middleware)); + } + + @Nullable + String getComment(ConfigEntry configEntry) { + String comment = ((InternalCommentEntryData) configEntry.extensionsData()).commentProducer().createComment(configEntry); + return comment.isEmpty() ? null : comment; + } + + @Value + private static class InternalCommentEntryDataImpl implements InternalCommentEntryData { + CommentProducer commentProducer; + } +} diff --git a/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/InternalCommentEntryData.java b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/InternalCommentEntryData.java new file mode 100644 index 0000000..c825543 --- /dev/null +++ b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/InternalCommentEntryData.java @@ -0,0 +1,7 @@ +package de.siphalor.tweed5.defaultextensions.comment.impl; + +import de.siphalor.tweed5.defaultextensions.comment.api.CommentProducer; + +public interface InternalCommentEntryData { + CommentProducer commentProducer(); +} diff --git a/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/TweedEntryWriterCommentMiddleware.java b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/TweedEntryWriterCommentMiddleware.java new file mode 100644 index 0000000..76527e5 --- /dev/null +++ b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/TweedEntryWriterCommentMiddleware.java @@ -0,0 +1,144 @@ +package de.siphalor.tweed5.defaultextensions.comment.impl; + +import de.siphalor.tweed5.core.api.entry.CompoundConfigEntry; +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.core.api.middleware.Middleware; +import de.siphalor.tweed5.data.extension.api.TweedEntryWriter; +import de.siphalor.tweed5.dataapi.api.TweedDataWriter; +import lombok.RequiredArgsConstructor; +import org.jetbrains.annotations.NotNull; +import org.jetbrains.annotations.Nullable; + +class TweedEntryWriterCommentMiddleware implements Middleware> { + public static final TweedEntryWriterCommentMiddleware INSTANCE = new TweedEntryWriterCommentMiddleware(); + + @Override + public String id() { + return "comment-writer"; + } + + @Override + public TweedEntryWriter process(TweedEntryWriter inner) { + //noinspection unchecked + TweedEntryWriter> innerCasted = (TweedEntryWriter>) inner; + return (TweedEntryWriter>) (writer, value, entry, context) -> { + if (writer instanceof CompoundDataWriter) { + // Comment is already written in front of the key by the CompoundDataWriter, + // so we don't have to write it here. + // We also want to unwrap the original writer, + // so that the special comment writing is limited to compounds. + writer = ((CompoundDataWriter) writer).delegate; + } else { + String comment = getEntryComment(entry); + if (comment != null) { + writer.visitComment(comment); + } + } + + if (entry instanceof CompoundConfigEntry) { + innerCasted.write( + new CompoundDataWriter(writer, ((CompoundConfigEntry) entry)), + value, + entry, + context + ); + } else { + innerCasted.write(writer, value, entry, context); + } + }; + } + + @RequiredArgsConstructor + private static class CompoundDataWriter implements TweedDataWriter { + private final TweedDataWriter delegate; + private final CompoundConfigEntry compoundConfigEntry; + + @Override + public void visitNull() { + delegate.visitNull(); + } + + @Override + public void visitBoolean(boolean value) { + delegate.visitBoolean(value); + } + + @Override + public void visitByte(byte value) { + delegate.visitByte(value); + } + + @Override + public void visitShort(short value) { + delegate.visitShort(value); + } + + @Override + public void visitInt(int value) { + delegate.visitInt(value); + } + + @Override + public void visitLong(long value) { + delegate.visitLong(value); + } + + @Override + public void visitFloat(float value) { + delegate.visitFloat(value); + } + + @Override + public void visitDouble(double value) { + delegate.visitDouble(value); + } + + @Override + public void visitString(@NotNull String value) { + delegate.visitString(value); + } + + @Override + public void visitListStart() { + delegate.visitListStart(); + } + + @Override + public void visitListEnd() { + delegate.visitListEnd(); + } + + @Override + public void visitMapStart() { + delegate.visitMapStart(); + } + + @Override + public void visitMapEntryKey(String key) { + ConfigEntry subEntry = compoundConfigEntry.subEntries().get(key); + String subEntryComment = getEntryComment(subEntry); + if (subEntryComment != null) { + delegate.visitComment(subEntryComment); + } + delegate.visitMapEntryKey(key); + } + + @Override + public void visitMapEnd() { + delegate.visitMapEnd(); + } + + @Override + public void visitComment(String comment) { + delegate.visitComment(comment); + } + } + + private static @Nullable String getEntryComment(ConfigEntry entry) { + if (!entry.extensionsData().isPatchworkPartSet(InternalCommentEntryData.class)) { + return null; + } + String comment = ((InternalCommentEntryData) entry.extensionsData()).commentProducer().createComment(entry).trim(); + return comment.isEmpty() ? null : comment; + } +} diff --git a/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/package-info.java b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/package-info.java new file mode 100644 index 0000000..8ac0f17 --- /dev/null +++ b/tweed5-default-extensions/src/main/java/de/siphalor/tweed5/defaultextensions/comment/impl/package-info.java @@ -0,0 +1,4 @@ +@ApiStatus.Internal +package de.siphalor.tweed5.defaultextensions.comment.impl; + +import org.jetbrains.annotations.ApiStatus; \ No newline at end of file diff --git a/tweed5-default-extensions/src/test/java/de/siphalor/tweed5/defaultextensions/comment/impl/CommentExtensionTest.java b/tweed5-default-extensions/src/test/java/de/siphalor/tweed5/defaultextensions/comment/impl/CommentExtensionTest.java new file mode 100644 index 0000000..35a513b --- /dev/null +++ b/tweed5-default-extensions/src/test/java/de/siphalor/tweed5/defaultextensions/comment/impl/CommentExtensionTest.java @@ -0,0 +1,170 @@ +package de.siphalor.tweed5.defaultextensions.comment.impl; + +import de.siphalor.tweed5.core.api.extension.EntryExtensionsData; +import de.siphalor.tweed5.core.api.extension.RegisteredExtensionData; +import de.siphalor.tweed5.core.api.extension.TweedExtension; +import de.siphalor.tweed5.core.api.middleware.Middleware; +import de.siphalor.tweed5.core.impl.DefaultConfigContainer; +import de.siphalor.tweed5.core.impl.entry.SimpleConfigEntryImpl; +import de.siphalor.tweed5.core.impl.entry.StaticMapCompoundConfigEntryImpl; +import de.siphalor.tweed5.data.extension.api.EntryReaderWriterDefinition; +import de.siphalor.tweed5.data.extension.api.ReadWriteExtension; +import de.siphalor.tweed5.data.extension.api.TweedEntryReader; +import de.siphalor.tweed5.data.extension.api.TweedEntryWriter; +import de.siphalor.tweed5.data.extension.api.readwrite.TweedEntryReaderWriter; +import de.siphalor.tweed5.data.extension.api.readwrite.TweedEntryReaderWriters; +import de.siphalor.tweed5.data.extension.impl.ReadWriteExtensionImpl; +import de.siphalor.tweed5.data.hjson.HjsonCommentType; +import de.siphalor.tweed5.data.hjson.HjsonWriter; +import de.siphalor.tweed5.defaultextensions.comment.api.AComment; +import de.siphalor.tweed5.defaultextensions.comment.api.CommentProducer; +import de.siphalor.tweed5.defaultextensions.comment.api.CommentModifyingExtension; +import lombok.RequiredArgsConstructor; +import lombok.Value; +import org.junit.jupiter.api.Test; + +import java.io.StringWriter; +import java.lang.annotation.Annotation; +import java.util.*; + +import static org.junit.jupiter.api.Assertions.*; + +class CommentExtensionTest { + + private DefaultConfigContainer> configContainer; + private CommentExtension commentExtension; + private StaticMapCompoundConfigEntryImpl> rootEntry; + private SimpleConfigEntryImpl intEntry; + private SimpleConfigEntryImpl stringEntry; + private SimpleConfigEntryImpl noCommentEntry; + + void setupContainer(Collection extraExtensions) { + configContainer = new DefaultConfigContainer<>(); + + commentExtension = new CommentExtension(); + configContainer.registerExtension(commentExtension); + extraExtensions.forEach(configContainer::registerExtension); + configContainer.finishExtensionSetup(); + + //noinspection unchecked + rootEntry = new StaticMapCompoundConfigEntryImpl<>(((Class>)(Class) Map.class), LinkedHashMap::new); + + intEntry = new SimpleConfigEntryImpl<>(Integer.class); + rootEntry.addSubEntry("int", intEntry); + stringEntry = new SimpleConfigEntryImpl<>(String.class); + rootEntry.addSubEntry("string", stringEntry); + noCommentEntry = new SimpleConfigEntryImpl<>(Long.class); + rootEntry.addSubEntry("noComment", noCommentEntry); + + configContainer.attachAndSealTree(rootEntry); + + //noinspection unchecked + RegisteredExtensionData commentData = (RegisteredExtensionData) configContainer.entryDataExtensions().get(AComment.class); + + commentData.set(rootEntry.extensionsData(), new ACommentImpl("This is the root value.\nIt is the topmost value in the tree.")); + commentData.set(intEntry.extensionsData(), new ACommentImpl("It is an integer")); + commentData.set(stringEntry.extensionsData(), new ACommentImpl("It is a string")); + } + + @Test + void simpleComments() { + setupContainer(Collections.emptyList()); + configContainer.initialize(); + + assertEquals("It is an integer", commentExtension.getComment(intEntry)); + assertEquals("It is a string", commentExtension.getComment(stringEntry)); + assertNull(commentExtension.getComment(noCommentEntry)); + } + + @Test + void commentProvidingExtension() { + setupContainer(Collections.singletonList(new TestCommentModifyingExtension())); + configContainer.initialize(); + + assertEquals("The comment is:\nIt is an integer\nEND", commentExtension.getComment(intEntry)); + assertEquals("The comment is:\nIt is a string\nEND", commentExtension.getComment(stringEntry)); + assertEquals("The comment is:\n\nEND", commentExtension.getComment(noCommentEntry)); + } + + @Test + void simpleCommentsInHjson() { + ReadWriteExtension readWriteExtension = new ReadWriteExtensionImpl(); + setupContainer(Collections.singletonList(readWriteExtension)); + setupReadWriteTypes(); + configContainer.initialize(); + + Map value = new HashMap<>(); + value.put("int", 123); + value.put("string", "Hello World"); + value.put("noComment", 567L); + + StringWriter output = new StringWriter(); + assertDoesNotThrow(() -> readWriteExtension.write( + new HjsonWriter(output, new HjsonWriter.Options().multilineCommentType(HjsonCommentType.SLASHES)), + value, + rootEntry, + readWriteExtension.createReadWriteContextExtensionsData() + )); + + assertEquals("// This is the root value.\n// It is the topmost value in the tree.\n" + + "{\n\t// It is an integer\n\tint: 123\n\t// It is a string\n" + + "\tstring: Hello World\n\tnoComment: 567\n}\n", output.toString()); + } + + private void setupReadWriteTypes() { + //noinspection unchecked + RegisteredExtensionData readerWriterData = (RegisteredExtensionData) configContainer.entryDataExtensions().get(EntryReaderWriterDefinition.class); + + readerWriterData.set(rootEntry.extensionsData(), new TrivialEntryReaderWriterDefinition(TweedEntryReaderWriters.compoundReaderWriter())); + readerWriterData.set(intEntry.extensionsData(), new TrivialEntryReaderWriterDefinition(TweedEntryReaderWriters.intReaderWriter())); + readerWriterData.set(stringEntry.extensionsData(), new TrivialEntryReaderWriterDefinition(TweedEntryReaderWriters.stringReaderWriter())); + readerWriterData.set(noCommentEntry.extensionsData(), new TrivialEntryReaderWriterDefinition(TweedEntryReaderWriters.longReaderWriter())); + } + + @Value + private static class ACommentImpl implements AComment { + String value; + + @Override + public Class annotationType() { + return null; + } + } + + private static class TestCommentModifyingExtension implements TweedExtension, CommentModifyingExtension { + @Override + public String getId() { + return "test-extension"; + } + + @Override + public Middleware commentMiddleware() { + return new Middleware() { + @Override + public String id() { + return "test"; + } + + @Override + public CommentProducer process(CommentProducer inner) { + return entry -> "The comment is:\n" + inner.createComment(entry) + "\nEND"; + } + }; + } + } + + @RequiredArgsConstructor + private static class TrivialEntryReaderWriterDefinition implements EntryReaderWriterDefinition { + private final TweedEntryReaderWriter readerWriter; + + @Override + public TweedEntryReader reader() { + return readerWriter; + } + + @Override + public TweedEntryWriter writer() { + return readerWriter; + } + } +} \ No newline at end of file diff --git a/tweed5-patchwork/build.gradle.kts b/tweed5-patchwork/build.gradle.kts new file mode 100644 index 0000000..364409d --- /dev/null +++ b/tweed5-patchwork/build.gradle.kts @@ -0,0 +1,4 @@ +dependencies { + implementation("org.ow2.asm:asm:${properties["asm.version"]}") + implementation("org.ow2.asm:asm-commons:${properties["asm.version"]}") +} diff --git a/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/Patchwork.java b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/Patchwork.java new file mode 100644 index 0000000..6848763 --- /dev/null +++ b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/Patchwork.java @@ -0,0 +1,8 @@ +package de.siphalor.tweed5.patchwork.api; + +public interface Patchwork> { + boolean isPatchworkPartDefined(Class patchworkInterface); + boolean isPatchworkPartSet(Class patchworkInterface); + + S copy(); +} diff --git a/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/PatchworkClassCreator.java b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/PatchworkClassCreator.java new file mode 100644 index 0000000..09cb046 --- /dev/null +++ b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/PatchworkClassCreator.java @@ -0,0 +1,85 @@ +package de.siphalor.tweed5.patchwork.api; + +import de.siphalor.tweed5.patchwork.impl.ByteArrayClassLoader; +import de.siphalor.tweed5.patchwork.impl.PatchworkClass; +import de.siphalor.tweed5.patchwork.impl.PatchworkClassGenerator; +import de.siphalor.tweed5.patchwork.impl.PatchworkClassPart; +import lombok.*; + +import java.lang.invoke.MethodHandle; +import java.lang.invoke.MethodHandles; +import java.lang.invoke.MethodType; +import java.util.Collection; +import java.util.Collections; +import java.util.List; +import java.util.stream.Collectors; + +@Value +public class PatchworkClassCreator

> { + @NonNull + Class

patchworkInterface; + @NonNull + PatchworkClassGenerator.Config generatorConfig; + + public static

> Builder

builder() { + return new Builder<>(); + } + + public PatchworkClass

createClass(Collection> partInterfaces) throws PatchworkClassGenerator.GenerationException { + List parts = partInterfaces.stream().map(PatchworkClassPart::new).collect(Collectors.toList()); + + PatchworkClassGenerator generator = new PatchworkClassGenerator(generatorConfig, parts); + try { + generator.verify(); + } catch (PatchworkClassGenerator.VerificationException e) { + throw new IllegalArgumentException(e); + } + generator.generate(); + byte[] classBytes = generator.emit(); + //noinspection unchecked + Class

patchworkClass = (Class

) ByteArrayClassLoader.loadClass(null, classBytes); + + MethodHandles.Lookup lookup = MethodHandles.publicLookup(); + for (PatchworkClassPart part : parts) { + try { + MethodHandle setterHandle = lookup.findSetter(patchworkClass, part.fieldName(), part.partInterface()); + part.fieldSetter(setterHandle); + } catch (NoSuchFieldException | IllegalAccessException e) { + throw new IllegalStateException("Failed to access setter for patchwork part " + part.partInterface().getName(), e); + } + } + try { + MethodHandle constructorHandle = lookup.findConstructor(patchworkClass, MethodType.methodType(Void.TYPE)); + + return PatchworkClass.

builder() + .classPackage(generatorConfig.classPackage()) + .className(generator.className()) + .theClass(patchworkClass) + .constructor(constructorHandle) + .parts(parts) + .build(); + + } catch (NoSuchMethodException | IllegalAccessException e) { + throw new IllegalStateException("Failed to access constructor of patchwork class", e); + } + } + + @Setter + @NoArgsConstructor(access = AccessLevel.PRIVATE) + public static class Builder

> { + @NonNull + private Class

patchworkInterface; + @NonNull + private String classPackage; + private String classPrefix = ""; + + public PatchworkClassCreator

build() { + return new PatchworkClassCreator<>( + patchworkInterface, + new PatchworkClassGenerator.Config(classPackage) + .classPrefix(classPrefix) + .markerInterfaces(Collections.singletonList(patchworkInterface)) + ); + } + } +} diff --git a/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/PatchworkPartIsNullException.java b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/PatchworkPartIsNullException.java new file mode 100644 index 0000000..b463cff --- /dev/null +++ b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/api/PatchworkPartIsNullException.java @@ -0,0 +1,7 @@ +package de.siphalor.tweed5.patchwork.api; + +public class PatchworkPartIsNullException extends RuntimeException { + public PatchworkPartIsNullException(String message) { + super(message); + } +} diff --git a/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/ByteArrayClassLoader.java b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/ByteArrayClassLoader.java new file mode 100644 index 0000000..08c36b6 --- /dev/null +++ b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/ByteArrayClassLoader.java @@ -0,0 +1,19 @@ +package de.siphalor.tweed5.patchwork.impl; + + +public class ByteArrayClassLoader extends ClassLoader { + public static Class loadClass(String binaryClassName, byte[] byteCode) { + return new ByteArrayClassLoader(ByteArrayClassLoader.class.getClassLoader()) + .createClass(binaryClassName, byteCode); + } + + private ByteArrayClassLoader(ClassLoader parent) { + super(parent); + } + + public Class createClass(String binaryClassName, byte[] byteCode) { + Class clazz = defineClass(binaryClassName, byteCode, 0, byteCode.length); + resolveClass(clazz); + return clazz; + } +} diff --git a/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClass.java b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClass.java new file mode 100644 index 0000000..1dcc912 --- /dev/null +++ b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClass.java @@ -0,0 +1,18 @@ +package de.siphalor.tweed5.patchwork.impl; + +import de.siphalor.tweed5.patchwork.api.Patchwork; +import lombok.Builder; +import lombok.Value; + +import java.lang.invoke.MethodHandle; +import java.util.Collection; + +@Value +@Builder +public class PatchworkClass

> { + String classPackage; + String className; + Class

theClass; + MethodHandle constructor; + Collection parts; +} diff --git a/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGenerator.java b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGenerator.java new file mode 100644 index 0000000..a4c6c0a --- /dev/null +++ b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGenerator.java @@ -0,0 +1,619 @@ +package de.siphalor.tweed5.patchwork.impl; + +import de.siphalor.tweed5.patchwork.api.Patchwork; +import de.siphalor.tweed5.patchwork.api.PatchworkPartIsNullException; +import de.siphalor.tweed5.patchwork.impl.util.StreamUtils; +import lombok.*; +import org.objectweb.asm.*; +import org.objectweb.asm.commons.GeneratorAdapter; + +import java.io.IOException; +import java.lang.reflect.Method; +import java.lang.reflect.Modifier; +import java.util.*; +import java.util.stream.Collectors; +import java.util.stream.Stream; + +@Getter +public class PatchworkClassGenerator { + /** + * Class version to use (Java 8) + */ + private static final int CLASS_VERSION = Opcodes.V1_8; + private static final String TARGET_PACKAGE = "de.siphalor.tweed5.core.generated.contextextensions"; + private static final List DEFAULT_PATHWORK_INTERFACES = Collections.singletonList(Type.getType(Patchwork.class)); + + private static final String INNER_EQUALS_METHOD_NAME = "patchwork$innerEquals"; + + private static String generateUniqueIdentifier() { + UUID uuid = UUID.randomUUID(); + return uuid.toString().replace("-", ""); + } + + private final Config config; + private final Collection parts; + private final String className; + @Getter(AccessLevel.NONE) + private final ClassWriter classWriter; + + public PatchworkClassGenerator(Config config, Collection parts) { + this.config = config; + this.parts = parts; + className = config.classPrefix() + generateUniqueIdentifier(); + classWriter = new ClassWriter(ClassWriter.COMPUTE_FRAMES); + } + + public String internalClassName() { + return config.classPackage().replace('.', '/') + "/" + className(); + } + + public String binaryClassName() { + return config.classPackage() + "." + className(); + } + + public void verify() throws VerificationException { + for (PatchworkClassPart part : parts) { + verifyClass(part.partInterface()); + } + verifyPartMethods(); + } + + private void verifyClass(Class partClass) throws InvalidPatchworkPartClassException { + if (!partClass.isInterface()) { + throw new InvalidPatchworkPartClassException(partClass, "Must be an interface"); + } + if ((partClass.getModifiers() & Modifier.PUBLIC) == 0) { + throw new InvalidPatchworkPartClassException(partClass, "Interface must be public"); + } + } + + private void verifyPartMethods() throws DuplicateMethodsException { + Map> methodsBySignature = new HashMap<>(); + + for (PatchworkClassPart patchworkPart : parts) { + for (Method method : patchworkPart.partInterface().getMethods()) { + MethodDescriptor signature = new MethodDescriptor(method.getName(), method.getParameterTypes()); + + methodsBySignature + .computeIfAbsent(signature, s -> new ArrayList<>()) + .add(method); + } + } + + List duplicateMethods = methodsBySignature.entrySet().stream() + .filter(entry -> entry.getValue().size() > 1) + .flatMap(entry -> entry.getValue().stream()) + .collect(Collectors.toList()); + + if (!duplicateMethods.isEmpty()) { + throw new DuplicateMethodsException(duplicateMethods); + } + } + + public void generate() throws GenerationException { + beginClass(); + generateSimpleConstructor(); + for (PatchworkClassPart extensionClass : parts) { + addPart(extensionClass); + } + appendPojoMethods(); + appendDefaultPatchworkMethods(); + classWriter.visitEnd(); + } + + public byte[] emit() { + return classWriter.toByteArray(); + } + + private void beginClass() { + String[] interfaces = StreamUtils.concat( + Stream.of(Type.getInternalName(Patchwork.class)), + config.markerInterfaces().stream().map(Type::getInternalName), + parts.stream().map(ext -> Type.getInternalName(ext.partInterface())) + ).toArray(String[]::new); + + classWriter.visit( + CLASS_VERSION, + Opcodes.ACC_PUBLIC | Opcodes.ACC_SYNTHETIC | Opcodes.ACC_FINAL, + internalClassName(), + null, + Type.getInternalName(Object.class), + interfaces + ); + } + + private void generateSimpleConstructor() { + MethodVisitor methodWriter = classWriter.visitMethod(Opcodes.ACC_PUBLIC, "", "()V", null, null); + methodWriter.visitCode(); + methodWriter.visitVarInsn(Opcodes.ALOAD, 0); + methodWriter.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/Object", "", "()V", false); + methodWriter.visitInsn(Opcodes.RETURN); + methodWriter.visitMaxs(1, 1); + methodWriter.visitEnd(); + } + + private void appendPojoMethods() { + appendEqualsMethod(); + appendHashCodeMethod(); + appendToStringMethod(); + } + + // + private void appendEqualsMethod() { + appendInnerEqualsMethod(); + + GeneratorAdapter methodWriter = createMethod( + Opcodes.ACC_PUBLIC, + "equals", + "(Ljava/lang/Object;)Z", + null, + null + ); + methodWriter.visitParameter("other", Opcodes.ACC_FINAL); + methodWriter.visitCode(); + + + Label falseLabel = methodWriter.newLabel(); + Label continueLabel = methodWriter.newLabel(); + + methodWriter.loadArg(0); + methodWriter.loadThis(); + methodWriter.visitJumpInsn(Opcodes.IF_ACMPNE, continueLabel); + methodWriter.push(true); + methodWriter.returnValue(); + + methodWriter.visitLabel(continueLabel); + methodWriter.loadArg(0); + methodWriter.visitTypeInsn(Opcodes.INSTANCEOF, internalClassName()); + methodWriter.visitJumpInsn(Opcodes.IFEQ, falseLabel); + + methodWriter.loadArg(0); + methodWriter.visitTypeInsn(Opcodes.CHECKCAST, internalClassName()); + methodWriter.loadThis(); + methodWriter.visitMethodInsn( + Opcodes.INVOKESPECIAL, + internalClassName(), + INNER_EQUALS_METHOD_NAME, + "(L" + internalClassName() + ";)Z", + false + ); + methodWriter.visitJumpInsn(Opcodes.IFEQ, falseLabel); + + methodWriter.push(true); + methodWriter.returnValue(); + + methodWriter.visitLabel(falseLabel); + methodWriter.push(false); + methodWriter.returnValue(); + + methodWriter.visitMaxs(0, 0); + methodWriter.visitEnd(); + } + + private void appendInnerEqualsMethod() { + GeneratorAdapter methodWriter = createMethod( + Opcodes.ACC_PRIVATE, + INNER_EQUALS_METHOD_NAME, + "(L" + internalClassName() + ";)Z", + null, + null + ); + + methodWriter.visitParameter("other", Opcodes.ACC_FINAL); + methodWriter.visitCode(); + + Label falseLabel = methodWriter.newLabel(); + for (PatchworkClassPart part : parts) { + methodWriter.loadArg(0); + visitFieldInsn(methodWriter, part, Opcodes.GETFIELD); + methodWriter.loadThis(); + visitFieldInsn(methodWriter, part, Opcodes.GETFIELD); + methodWriter.visitMethodInsn( + Opcodes.INVOKESTATIC, + Type.getInternalName(Objects.class), + "equals", + "(Ljava/lang/Object;Ljava/lang/Object;)Z", + false + ); + methodWriter.visitJumpInsn(Opcodes.IFEQ, falseLabel); + } + + methodWriter.push(true); + methodWriter.returnValue(); + + methodWriter.visitLabel(falseLabel); + methodWriter.push(false); + methodWriter.returnValue(); + + methodWriter.visitMaxs(0, 0); + methodWriter.visitEnd(); + } + + private void appendHashCodeMethod() { + GeneratorAdapter methodWriter = createMethod( + Opcodes.ACC_PUBLIC, + "hashCode", + "()I", + null, + null + ); + + methodWriter.visitCode(); + + methodWriter.push(parts.size()); + methodWriter.newArray(Type.getType(Object.class)); + + int i = 0; + for (PatchworkClassPart part : parts) { + methodWriter.dup(); + methodWriter.push(i); + + methodWriter.loadThis(); + visitFieldInsn(methodWriter, part, Opcodes.GETFIELD); + + methodWriter.visitInsn(Opcodes.AASTORE); + + i++; + } + + methodWriter.visitMethodInsn( + Opcodes.INVOKESTATIC, + "java/util/Objects", + "hash", + "([Ljava/lang/Object;)I", + false + ); + + methodWriter.returnValue(); + + methodWriter.visitMaxs(0, 0); + methodWriter.visitEnd(); + } + + private void appendToStringMethod() { + GeneratorAdapter methodWriter = createMethod( + Opcodes.ACC_PUBLIC, + "toString", + "()Ljava/lang/String;", + null, + null + ); + + methodWriter.visitCode(); + + String stringBuilderType = Type.getInternalName(StringBuilder.class); + methodWriter.visitTypeInsn(Opcodes.NEW, stringBuilderType); + methodWriter.dup(); + methodWriter.push(className().length() + 10 + parts.size() * 64); + methodWriter.visitMethodInsn( + Opcodes.INVOKESPECIAL, + stringBuilderType, + "", + "(I)V", + false + ); + + StringBuilder constantConcat = new StringBuilder(); + constantConcat.append(className()).append("{\n"); + + for (PatchworkClassPart part : parts) { + constantConcat.append("\t").append(part.partInterface().getSimpleName()).append(": "); + methodWriter.push(constantConcat.toString()); + constantConcat.setLength(0); + visitStringBuilderAppendString(methodWriter); + + Label nullLabel = methodWriter.newLabel(); + Label continueLabel = methodWriter.newLabel(); + methodWriter.loadThis(); + visitFieldInsn(methodWriter, part, Opcodes.GETFIELD); + methodWriter.dup(); + methodWriter.visitJumpInsn(Opcodes.IFNULL, nullLabel); + + visitToString(methodWriter); + methodWriter.visitJumpInsn(Opcodes.GOTO, continueLabel); + + methodWriter.visitLabel(nullLabel); + methodWriter.pop(); + methodWriter.push(""); + + methodWriter.visitLabel(continueLabel); + visitStringBuilderAppendString(methodWriter); + + constantConcat.append(",\n"); + } + constantConcat.append("}"); + methodWriter.push(constantConcat.toString()); + visitStringBuilderAppendString(methodWriter); + visitToString(methodWriter); + methodWriter.returnValue(); + + methodWriter.visitMaxs(0, 0); + methodWriter.visitEnd(); + } + // + + private void appendDefaultPatchworkMethods() { + appendCopyMethod(); + appendIsPatchworkPartDefinedMethod(); + appendIsPatchworkPartSetMethod(); + } + + // + private void appendCopyMethod() { + GeneratorAdapter methodWriter = createMethod( + Opcodes.ACC_PUBLIC, + "copy", + "()L" + Type.getInternalName(Patchwork.class) + ";", + null, + null + ); + methodWriter.visitCode(); + methodWriter.visitTypeInsn(Opcodes.NEW, internalClassName()); + methodWriter.dup(); + methodWriter.visitMethodInsn( + Opcodes.INVOKESPECIAL, + internalClassName(), + "", + "()V", + false + ); + for (PatchworkClassPart part : parts) { + methodWriter.dup(); + methodWriter.loadThis(); + visitFieldInsn(methodWriter, part, Opcodes.GETFIELD); + visitFieldInsn(methodWriter, part, Opcodes.PUTFIELD); + } + methodWriter.returnValue(); + methodWriter.visitMaxs(0, 0); + methodWriter.visitEnd(); + } + + private void appendIsPatchworkPartDefinedMethod() { + GeneratorAdapter methodWriter = createMethod( + Opcodes.ACC_PUBLIC, + "isPatchworkPartDefined", + "(Ljava/lang/Class;)Z", + null, + null + ); + methodWriter.visitParameter(null, Opcodes.ACC_FINAL); + methodWriter.visitCode(); + Label trueLabel = methodWriter.newLabel(); + for (PatchworkClassPart part : parts) { + methodWriter.loadArg(0); + methodWriter.push(Type.getType(part.partInterface())); + methodWriter.ifCmp(Type.getType(Object.class), GeneratorAdapter.EQ, trueLabel); + } + methodWriter.push(false); + methodWriter.returnValue(); + methodWriter.visitLabel(trueLabel); + methodWriter.push(true); + methodWriter.returnValue(); + methodWriter.visitMaxs(0, 0); + methodWriter.visitEnd(); + } + + private void appendIsPatchworkPartSetMethod() { + GeneratorAdapter methodWriter = createMethod( + Opcodes.ACC_PUBLIC, + "isPatchworkPartSet", + "(Ljava/lang/Class;)Z", + null, + null + ); + methodWriter.visitParameter(null, Opcodes.ACC_FINAL); + methodWriter.visitCode(); + Label[] labels = new Label[parts.size()]; + int i = 0; + for (PatchworkClassPart part : parts) { + labels[i] = methodWriter.newLabel(); + methodWriter.loadArg(0); + methodWriter.push(Type.getType(part.partInterface())); + methodWriter.ifCmp(Type.getType(Object.class), GeneratorAdapter.EQ, labels[i]); + i++; + } + methodWriter.push(false); + methodWriter.returnValue(); + + Label falseLabel = methodWriter.newLabel(); + i = 0; + for (PatchworkClassPart part : parts) { + methodWriter.visitLabel(labels[i]); + methodWriter.loadThis(); + visitFieldInsn(methodWriter, part, Opcodes.GETFIELD); + methodWriter.push((String) null); + methodWriter.ifCmp(Type.getType(part.partInterface()), GeneratorAdapter.EQ, falseLabel); + methodWriter.push(true); + methodWriter.returnValue(); + i++; + } + methodWriter.visitLabel(falseLabel); + methodWriter.push(false); + methodWriter.returnValue(); + methodWriter.visitMaxs(1, 1); + methodWriter.visitEnd(); + } + + public void addPart(PatchworkClassPart patchworkPart) throws GenerationException { + patchworkPart.fieldName("f_" + generateUniqueIdentifier()); + + classWriter.visitField( + Opcodes.ACC_PUBLIC, + patchworkPart.fieldName(), + patchworkPart.partInterface().descriptorString(), + null, + null + ); + + appendPartMethods(patchworkPart); + } + + private void appendPartMethods(PatchworkClassPart patchworkPart) throws GenerationException { + try { + ClassReader classReader = new ClassReader(patchworkPart.partInterface().getName()); + classReader.accept(new PartClassVisitor(patchworkPart), ClassReader.SKIP_FRAMES); + } catch (IOException e) { + throw new GenerationException("Failed to read interface class file", e); + } + } + // + + private GeneratorAdapter createMethod(int access, String name, String desc, String signature, String[] exceptions) { + MethodVisitor methodVisitor = classWriter.visitMethod(access, name, desc, signature, exceptions); + return new GeneratorAdapter(methodVisitor, access, name, desc); + } + + private void visitFieldInsn(MethodVisitor methodWriter, PatchworkClassPart part, int opcode) { + methodWriter.visitFieldInsn( + opcode, + internalClassName(), + part.fieldName(), + Type.getDescriptor(part.partInterface()) + ); + } + + private static void visitToString(MethodVisitor methodWriter) { + methodWriter.visitMethodInsn( + Opcodes.INVOKEVIRTUAL, + Type.getInternalName(Object.class), + "toString", + "()Ljava/lang/String;", + false + ); + } + + private static void visitStringBuilderAppendString(MethodVisitor methodWriter) { + String stringBuilderType = Type.getInternalName(StringBuilder.class); + methodWriter.visitMethodInsn( + Opcodes.INVOKEVIRTUAL, + stringBuilderType, + "append", + "(Ljava/lang/String;)L" + stringBuilderType + ";", + false + ); + } + + private class PartClassVisitor extends ClassVisitor { + private final PatchworkClassPart extensionClass; + + protected PartClassVisitor(PatchworkClassPart extensionClass) { + super(Opcodes.ASM9); + this.extensionClass = extensionClass; + } + + @Override + public MethodVisitor visitMethod(int access, String name, String descriptor, String signature, String[] exceptions) { + GeneratorAdapter methodWriter = createMethod(Opcodes.ACC_PUBLIC, name, descriptor, signature, exceptions); + return new PartMethodVisitor(api, methodWriter, descriptor, extensionClass); + } + } + + private class PartMethodVisitor extends MethodVisitor { + private final GeneratorAdapter methodWriter; + private final String methodDescriptor; + private final PatchworkClassPart patchworkPart; + + protected PartMethodVisitor(int api, GeneratorAdapter methodWriter, String methodDescriptor, PatchworkClassPart patchworkPart) { + super(api); + this.methodWriter = methodWriter; + this.patchworkPart = patchworkPart; + this.methodDescriptor = methodDescriptor; + } + + @Override + public void visitParameter(String name, int access) { + methodWriter.visitParameter(name, access); + } + + @Override + public void visitEnd() { + Label nullLabel = methodWriter.newLabel(); + + methodWriter.visitCode(); + methodWriter.visitVarInsn(Opcodes.ALOAD, 0); + methodWriter.visitFieldInsn(Opcodes.GETFIELD, internalClassName(), patchworkPart.fieldName(), Type.getDescriptor(patchworkPart.partInterface())); + methodWriter.dup(); + methodWriter.ifNull(nullLabel); + methodWriter.loadArgs(); + methodWriter.visitMethodInsn( + Opcodes.INVOKEINTERFACE, + Type.getInternalName(patchworkPart.partInterface()), + methodWriter.getName(), + methodDescriptor, + true + ); + methodWriter.returnValue(); + methodWriter.visitLabel(nullLabel); + methodWriter.pop(); + methodWriter.throwException( + Type.getType(PatchworkPartIsNullException.class), + "The patchwork part " + patchworkPart.partInterface().getSimpleName() + " has not been set" + ); + + methodWriter.visitMaxs(-1, -1); + methodWriter.visitEnd(); + } + } + + @Value + private static class MethodDescriptor { + String name; + Class[] parameterTypes; + } + + @Data + public static class Config { + @NonNull + private String classPackage; + @NonNull + private String classPrefix = ""; + @NonNull + private Collection> markerInterfaces = Collections.emptyList(); + } + + public static class VerificationException extends Exception { + private VerificationException(String message) { + super(message); + } + } + + @Value + @EqualsAndHashCode(callSuper = true) + public static class InvalidPatchworkPartClassException extends VerificationException { + Class partClass; + + public InvalidPatchworkPartClassException(Class partClass, String message) { + super("Invalid patchwork part class " + partClass.getName() + ": " + message); + this.partClass = partClass; + } + } + + @Value + @EqualsAndHashCode(callSuper = true) + public static class DuplicateMethodsException extends VerificationException { + transient Collection signatures; + + private DuplicateMethodsException(Collection methods) { + super("Duplicate method signatures:\n" + methods.stream().map(DuplicateMethodsException::getMethodMessage).collect(Collectors.joining("\n"))); + this.signatures = methods; + } + + private static String getMethodMessage(Method method) { + StringBuilder stringBuilder = new StringBuilder("\t- " + method.getDeclaringClass().getCanonicalName() + "#("); + for (Class parameterType : method.getParameterTypes()) { + stringBuilder.append(parameterType.getCanonicalName()); + stringBuilder.append(", "); + } + stringBuilder.append(")"); + stringBuilder.append(method.getReturnType().getCanonicalName()); + stringBuilder.append("\n"); + return stringBuilder.toString(); + } + } + + public static class GenerationException extends Exception { + public GenerationException(String message, Throwable cause) { + super(message, cause); + } + } +} diff --git a/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassPart.java b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassPart.java new file mode 100644 index 0000000..93262d8 --- /dev/null +++ b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassPart.java @@ -0,0 +1,12 @@ +package de.siphalor.tweed5.patchwork.impl; + +import lombok.Data; + +import java.lang.invoke.MethodHandle; + +@Data +public class PatchworkClassPart { + private final Class partInterface; + private String fieldName; + private MethodHandle fieldSetter; +} \ No newline at end of file diff --git a/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/util/StreamUtils.java b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/util/StreamUtils.java new file mode 100644 index 0000000..564ed90 --- /dev/null +++ b/tweed5-patchwork/src/main/java/de/siphalor/tweed5/patchwork/impl/util/StreamUtils.java @@ -0,0 +1,14 @@ +package de.siphalor.tweed5.patchwork.impl.util; + +import java.util.stream.Stream; + +public class StreamUtils { + @SafeVarargs + public static Stream concat(Stream... streams) { + Stream result = Stream.empty(); + for (Stream stream : streams) { + result = Stream.concat(result, stream); + } + return result; + } +} diff --git a/tweed5-patchwork/src/test/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGeneratorGeneratedClassTest.java b/tweed5-patchwork/src/test/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGeneratorGeneratedClassTest.java new file mode 100644 index 0000000..0385e95 --- /dev/null +++ b/tweed5-patchwork/src/test/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGeneratorGeneratedClassTest.java @@ -0,0 +1,269 @@ +package de.siphalor.tweed5.patchwork.impl; + +import de.siphalor.tweed5.patchwork.api.Patchwork; +import de.siphalor.tweed5.patchwork.api.PatchworkPartIsNullException; +import lombok.Data; +import lombok.experimental.Accessors; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Disabled; +import org.junit.jupiter.api.Test; + +import java.io.File; +import java.io.IOException; +import java.io.OutputStream; +import java.lang.reflect.Constructor; +import java.lang.reflect.Field; +import java.nio.file.Files; +import java.nio.file.Path; +import java.util.Arrays; +import java.util.Collections; + +import static org.junit.jupiter.api.Assertions.*; + +class PatchworkClassGeneratorGeneratedClassTest { + + PatchworkClassPart partA; + PatchworkClassPart partB; + + byte[] bytes; + Class> patchworkClass; + Patchwork patchwork; + + @BeforeEach + void setUp() { + partA = new PatchworkClassPart(ExtensionA.class); + partB = new PatchworkClassPart(ExtensionB.class); + PatchworkClassGenerator generator = new PatchworkClassGenerator( + new PatchworkClassGenerator.Config("de.siphalor.tweed5.core.test") + .classPrefix("FullTest$") + .markerInterfaces(Collections.singletonList(MarkerInterface.class)), + Arrays.asList(partA, partB) + ); + + assertDoesNotThrow(generator::verify); + assertDoesNotThrow(generator::generate); + + bytes = generator.emit(); + //noinspection unchecked + patchworkClass = (Class>) assertDoesNotThrow(() -> ByteArrayClassLoader.loadClass(null, bytes)); + + patchwork = createPatchworkInstance(); + } + + @Test + @Disabled("Dumping the class is only for testing purposes") + void dumpClass() { + try { + Path target = File.createTempFile("tweed5-patchwork", ".class").toPath(); + try (OutputStream os = Files.newOutputStream(target)) { + os.write(bytes); + } + System.out.println("Dumped generated class to " + target); + + } catch (IOException e) { + assertNull(e, "Must not throw exception"); + } + } + + @Test + void packageName() { + assertEquals("de.siphalor.tweed5.core.test", patchworkClass.getPackage().getName()); + } + + @Test + void className() { + assertTrue(patchworkClass.getSimpleName().startsWith("FullTest$"), "Generated class name must start with prefix FullTest$, got " + patchworkClass.getSimpleName()); + } + + @Test + void implementsInterfaces() { + assertImplements(MarkerInterface.class, patchworkClass); + assertImplements(Patchwork.class, patchworkClass); + assertImplements(ExtensionA.class, patchworkClass); + assertImplements(ExtensionB.class, patchworkClass); + } + + @Test + void toStringMethod() { + int defaultHashCode = System.identityHashCode(patchwork); + String stringResult = patchwork.toString(); + assertFalse(stringResult.contains(Integer.toHexString(defaultHashCode)), "Expected toString not to be the default toString, got: " + stringResult); + } + + @Test + void toStringContent() { + setFieldValue(patchwork, partA.fieldName(), new ExtensionAImpl()); + ((ExtensionA) patchwork).setText("Hello World!"); + String stringResult = patchwork.toString(); + assertTrue(stringResult.contains("Hello World!"), "Expected toString to contain the toString of its extensions, got: " + stringResult); + } + + @Test + void hashCodeMethod() { + int emptyHashCode = patchwork.hashCode(); + + setFieldValue(patchwork, partA.fieldName(), new ExtensionAImpl()); + int hashCodeWithA = patchwork.hashCode(); + + ((ExtensionA) patchwork).setText("Hello World!"); + int hashCodeWithAContent = patchwork.hashCode(); + + assertNotEquals(emptyHashCode, hashCodeWithA, "Expected hashCode to be different, got: " + emptyHashCode + " and " + hashCodeWithA); + assertNotEquals(emptyHashCode, hashCodeWithAContent, "Expected hashCode to be different, got: " + emptyHashCode + " and " + hashCodeWithAContent); + assertNotEquals(hashCodeWithA, hashCodeWithAContent, "Expected hashCode to be different, got: " + hashCodeWithA + " and " + hashCodeWithAContent); + } + + @SuppressWarnings("SimplifiableAssertion") + @Test + void equalsMethod() { + //noinspection ConstantValue,SimplifiableAssertion + assertFalse(patchwork.equals(null)); + + //noinspection EqualsWithItself + assertTrue(patchwork.equals(patchwork)); + + Patchwork other = createPatchworkInstance(); + assertTrue(patchwork.equals(other)); + assertTrue(other.equals(patchwork)); + + setFieldValue(patchwork, partA.fieldName(), new ExtensionAImpl()); + assertFalse(patchwork.equals(other)); + + setFieldValue(other, partA.fieldName(), new ExtensionAImpl()); + assertTrue(patchwork.equals(other)); + assertTrue(other.equals(patchwork)); + + ((ExtensionA) patchwork).setText("Hello 1!"); + ((ExtensionA) other).setText("Hello 2!"); + assertFalse(patchwork.equals(other)); + } + + @Test + void copy() { + ExtensionAImpl aImpl = new ExtensionAImpl(); + setFieldValue(patchwork, partA.fieldName(), aImpl); + + Patchwork copy = patchwork.copy(); + Object aValue = getFieldValue(copy, partA.fieldName()); + Object bValue = getFieldValue(copy, partB.fieldName()); + + assertSame(aImpl, aValue); + assertNull(bValue); + } + + @Test + void isPartDefined() { + assertPartDefined(ExtensionA.class, patchwork); + assertPartDefined(ExtensionB.class, patchwork); + assertPartUndefined(ExtensionC.class, patchwork); + } + + static void assertPartDefined(Class anInterface, Patchwork patchwork) { + assertTrue(patchwork.isPatchworkPartDefined(anInterface), "Patchwork part " + anInterface.getName() + " must be defined"); + } + + static void assertPartUndefined(Class anInterface, Patchwork patchwork) { + assertFalse(patchwork.isPatchworkPartDefined(anInterface), "Patchwork part " + anInterface.getName() + " must not be defined"); + } + + @Test + void checkFieldsExist() { + assertFieldExists(partA.fieldName(), ExtensionA.class); + assertFieldExists(partB.fieldName(), ExtensionB.class); + } + + void assertFieldExists(String fieldName, Class fieldType) { + Field field = getField(fieldName); + assertEquals(fieldType, field.getType()); + } + + @Test + void isPartSet() { + assertPartUnset(ExtensionA.class, patchwork); + assertPartUnset(ExtensionB.class, patchwork); + assertPartUnset(ExtensionC.class, patchwork); + + setFieldValue(patchwork, partA.fieldName(), new ExtensionAImpl()); + + assertPartSet(ExtensionA.class, patchwork); + assertPartUnset(ExtensionB.class, patchwork); + assertPartUnset(ExtensionC.class, patchwork); + + setFieldValue(patchwork, partB.fieldName(), new ExtensionBImpl()); + + assertPartSet(ExtensionA.class, patchwork); + assertPartSet(ExtensionB.class, patchwork); + assertPartUnset(ExtensionC.class, patchwork); + } + + @Test + void inheritedMethodCalls() { + assertThrows(PatchworkPartIsNullException.class, () -> ((ExtensionA) patchwork).getText()); + assertThrows(PatchworkPartIsNullException.class, () -> ((ExtensionB) patchwork).multiply(1, 2)); + + setFieldValue(patchwork, partA.fieldName(), new ExtensionAImpl()); + setFieldValue(patchwork, partB.fieldName(), new ExtensionBImpl()); + + assertEquals(6, assertDoesNotThrow(() -> ((ExtensionB) patchwork).multiply(2, 3)), "Method of extension b must be working"); + + assertDoesNotThrow(() -> ((ExtensionA) patchwork).setText("something")); + assertEquals("something", ((ExtensionA) patchwork).getText()); + } + + Patchwork createPatchworkInstance() { + Constructor constructor = assertDoesNotThrow(() -> patchworkClass.getConstructor(), "The generated class' constructor must be accessible"); + return assertDoesNotThrow(() -> (Patchwork) constructor.newInstance()); + } + + Object getFieldValue(Patchwork patchwork, String fieldName) { + return assertDoesNotThrow(() -> getField(fieldName).get(patchwork)); + } + + void setFieldValue(Patchwork patchwork, String fieldName, Object value) { + assertDoesNotThrow(() -> getField(fieldName).set(patchwork, value), "Field " + fieldName + " must be accessible"); + } + + Field getField(String fieldName) { + return assertDoesNotThrow(() -> patchworkClass.getField(fieldName), "Field " + fieldName + " must exist and be public"); + } + + static void assertPartSet(Class anInterface, Patchwork patchwork) { + assertTrue(patchwork.isPatchworkPartSet(anInterface), "Patchwork part " + anInterface.getName() + " must be set"); + } + + static void assertPartUnset(Class anInterface, Patchwork patchwork) { + assertFalse(patchwork.isPatchworkPartSet(anInterface), "Patchwork part " + anInterface.getName() + " must not be set"); + } + + static void assertImplements(Class anInterface, Class theClass) { + assertTrue(anInterface.isAssignableFrom(theClass), "Class " + theClass.getName() + " must implement " + anInterface.getName()); + } + + public interface MarkerInterface {} + + public interface ExtensionA { + String getText(); + + void setText(String text); + } + + @Data + @Accessors(fluent = false) + static class ExtensionAImpl implements ExtensionA { + private String text; + } + + public interface ExtensionB { + int multiply(int a, int b); + } + + static class ExtensionBImpl implements ExtensionB { + public int multiply(int a, int b) { + return a * b; + } + } + + public interface ExtensionC { + void test(); + } +} \ No newline at end of file diff --git a/tweed5-patchwork/src/test/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGeneratorTest.java b/tweed5-patchwork/src/test/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGeneratorTest.java new file mode 100644 index 0000000..a29170d --- /dev/null +++ b/tweed5-patchwork/src/test/java/de/siphalor/tweed5/patchwork/impl/PatchworkClassGeneratorTest.java @@ -0,0 +1,52 @@ +package de.siphalor.tweed5.patchwork.impl; + +import org.junit.jupiter.api.Test; + +import java.util.Arrays; +import java.util.Collection; +import java.util.Collections; +import java.util.stream.Collectors; + +import static org.junit.jupiter.api.Assertions.assertThrows; + +class PatchworkClassGeneratorTest { + + @Test + void notAnInterface() { + PatchworkClassGenerator generator = createGenerator(Collections.singletonList(NotAnInterface.class)); + assertThrows(PatchworkClassGenerator.VerificationException.class, generator::verify); + } + + @Test + void nonPublicInterface() { + PatchworkClassGenerator generator = createGenerator(Collections.singletonList(NonPublicInterface.class)); + assertThrows(PatchworkClassGenerator.VerificationException.class, generator::verify); + } + + @Test + void duplicateFields() { + PatchworkClassGenerator generator = createGenerator(Arrays.asList(DuplicateA.class, DuplicateB.class)); + assertThrows(PatchworkClassGenerator.VerificationException.class, generator::verify); + } + + PatchworkClassGenerator createGenerator(Collection> partClasses) { + return new PatchworkClassGenerator( + new PatchworkClassGenerator.Config("de.siphalor.tweed5.patchwork.test.generated"), + partClasses.stream().map(PatchworkClassPart::new).collect(Collectors.toList()) + ); + } + + public static class NotAnInterface { + } + + interface NonPublicInterface { + } + + public interface DuplicateA { + void test(); + } + + public interface DuplicateB { + void test(); + } +} \ No newline at end of file diff --git a/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReadException.java b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReadException.java new file mode 100644 index 0000000..0bc31ea --- /dev/null +++ b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReadException.java @@ -0,0 +1,43 @@ +package de.siphalor.tweed5.dataapi.api; + +import lombok.AccessLevel; +import lombok.Getter; +import lombok.Setter; +import org.jetbrains.annotations.Nullable; + +@Getter +public class TweedDataReadException extends RuntimeException { + @Nullable + private final TweedDataReaderRecoverMode recoverMode; + + protected TweedDataReadException(String message, Throwable cause, @Nullable TweedDataReaderRecoverMode recoverMode) { + super(message, cause); + this.recoverMode = recoverMode; + } + + public boolean canRecover() { + return recoverMode != null; + } + + public static Builder builder() { + return new Builder(); + } + + @Setter + public static class Builder { + private String message; + private Throwable cause; + @Setter(AccessLevel.NONE) + @Nullable + private TweedDataReaderRecoverMode recoverMode; + + public TweedDataReadException build() { + return new TweedDataReadException(message, cause, recoverMode); + } + + public Builder recoverable(TweedDataReaderRecoverMode recoverMode) { + this.recoverMode = recoverMode; + return this; + } + } +} diff --git a/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReader.java b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReader.java new file mode 100644 index 0000000..b92843b --- /dev/null +++ b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReader.java @@ -0,0 +1,6 @@ +package de.siphalor.tweed5.dataapi.api; + +public interface TweedDataReader { + TweedDataToken peekToken() throws TweedDataReadException; + TweedDataToken readToken() throws TweedDataReadException; +} diff --git a/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReaderRecoverMode.java b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReaderRecoverMode.java new file mode 100644 index 0000000..6fba262 --- /dev/null +++ b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataReaderRecoverMode.java @@ -0,0 +1,6 @@ +package de.siphalor.tweed5.dataapi.api; + +public enum TweedDataReaderRecoverMode { + SKIP, + REPEAT, +} diff --git a/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataToken.java b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataToken.java new file mode 100644 index 0000000..5d02fa2 --- /dev/null +++ b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataToken.java @@ -0,0 +1,82 @@ +package de.siphalor.tweed5.dataapi.api; + +public interface TweedDataToken { + default boolean isNull() { + return false; + } + + default boolean canReadAsBoolean() { + return false; + } + default boolean readAsBoolean() throws TweedDataReadException { + throw createUnsupportedReadException("boolean"); + } + default boolean canReadAsByte() { + return false; + } + default byte readAsByte() throws TweedDataReadException { + throw createUnsupportedReadException("byte"); + } + default boolean canReadAsShort() { + return false; + } + default short readAsShort() throws TweedDataReadException { + throw createUnsupportedReadException("short"); + } + default boolean canReadAsInt() { + return false; + } + default int readAsInt() throws TweedDataReadException { + throw createUnsupportedReadException("integer"); + } + default boolean canReadAsLong() { + return false; + } + default long readAsLong() throws TweedDataReadException { + throw createUnsupportedReadException("long"); + } + default boolean canReadAsFloat() { + return false; + } + default float readAsFloat() throws TweedDataReadException { + throw createUnsupportedReadException("float"); + } + default boolean canReadAsDouble() { + return false; + } + default double readAsDouble() throws TweedDataReadException { + throw createUnsupportedReadException("double"); + } + default boolean canReadAsString() { + return false; + } + default String readAsString() throws TweedDataReadException { + throw createUnsupportedReadException("string"); + } + + default boolean isListStart() { + return false; + } + default boolean isListValue() { + return false; + } + default boolean isListEnd() { + return false; + } + default boolean isMapStart() { + return false; + } + default boolean isMapEntryKey() { + return false; + } + default boolean isMapEntryValue() { + return false; + } + default boolean isMapEnd() { + return false; + } + + default TweedDataReadException createUnsupportedReadException(String requestedType) { + return TweedDataReadException.builder().message("Token can not be read as " + requestedType + ": " + this).build(); + } +} diff --git a/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataTokens.java b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataTokens.java new file mode 100644 index 0000000..964db28 --- /dev/null +++ b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataTokens.java @@ -0,0 +1,259 @@ +package de.siphalor.tweed5.dataapi.api; + +import lombok.AccessLevel; +import lombok.RequiredArgsConstructor; + +@RequiredArgsConstructor(access = AccessLevel.PRIVATE) +public final class TweedDataTokens { + private static final TweedDataToken NULL = new TweedDataToken() { + @Override + public boolean isNull() { + return true; + } + + @Override + public String toString() { + return "NULL"; + } + }; + + private static final TweedDataToken LIST_START = new TweedDataToken() { + @Override + public boolean isListStart() { + return true; + } + + @Override + public String toString() { + return "LIST_START"; + } + }; + + private static final TweedDataToken LIST_END = new TweedDataToken() { + @Override + public boolean isListEnd() { + return true; + } + + @Override + public String toString() { + return "LIST_END"; + } + }; + + private static final TweedDataToken MAP_START = new TweedDataToken() { + @Override + public boolean isMapStart() { + return true; + } + + @Override + public String toString() { + return "MAP_START"; + } + }; + + private static final TweedDataToken MAP_END = new TweedDataToken() { + @Override + public boolean isMapEnd() { + return true; + } + + @Override + public String toString() { + return "MAP_END"; + } + }; + + public static TweedDataToken getNull() { + return NULL; + } + + public static TweedDataToken getListStart() { + return LIST_START; + } + + public static TweedDataToken asListValue(TweedDataToken delegate) { + return new DelegatingToken(delegate) { + @Override + public boolean isListValue() { + return true; + } + + @Override + public String toString() { + return "LIST_VALUE[" + delegate.toString() + "]"; + } + }; + } + + public static TweedDataToken getListEnd() { + return LIST_END; + } + + public static TweedDataToken getMapStart() { + return MAP_START; + } + + public static TweedDataToken asMapEntryKey(TweedDataToken delegate) { + return new DelegatingToken(delegate) { + @Override + public boolean isMapEntryKey() { + return true; + } + + @Override + public String toString() { + return "MAP_ENTRY_KEY[" + delegate.toString() + "]"; + } + }; + } + + public static TweedDataToken asMapEntryValue(TweedDataToken delegate) { + return new DelegatingToken(delegate) { + @Override + public boolean isMapEntryValue() { + return true; + } + + @Override + public String toString() { + return "MAP_ENTRY_VALUE[" + delegate.toString() + "]"; + } + }; + } + + public static TweedDataToken getMapEnd() { + return MAP_END; + } + + @RequiredArgsConstructor + private static class DelegatingToken implements TweedDataToken { + private final TweedDataToken delegate; + + @Override + public boolean isNull() { + return delegate.isNull(); + } + + @Override + public boolean canReadAsBoolean() { + return delegate.canReadAsBoolean(); + } + + @Override + public boolean readAsBoolean() throws TweedDataReadException { + return delegate.readAsBoolean(); + } + + @Override + public boolean canReadAsByte() { + return delegate.canReadAsByte(); + } + + @Override + public byte readAsByte() throws TweedDataReadException { + return delegate.readAsByte(); + } + + @Override + public boolean canReadAsShort() { + return delegate.canReadAsShort(); + } + + @Override + public short readAsShort() throws TweedDataReadException { + return delegate.readAsShort(); + } + + @Override + public boolean canReadAsInt() { + return delegate.canReadAsInt(); + } + + @Override + public int readAsInt() throws TweedDataReadException { + return delegate.readAsInt(); + } + + @Override + public boolean canReadAsLong() { + return delegate.canReadAsLong(); + } + + @Override + public long readAsLong() throws TweedDataReadException { + return delegate.readAsLong(); + } + + @Override + public boolean canReadAsFloat() { + return delegate.canReadAsFloat(); + } + + @Override + public float readAsFloat() throws TweedDataReadException { + return delegate.readAsFloat(); + } + + @Override + public boolean canReadAsDouble() { + return delegate.canReadAsDouble(); + } + + @Override + public double readAsDouble() throws TweedDataReadException { + return delegate.readAsDouble(); + } + + @Override + public boolean canReadAsString() { + return delegate.canReadAsString(); + } + + @Override + public String readAsString() throws TweedDataReadException { + return delegate.readAsString(); + } + + @Override + public boolean isListStart() { + return delegate.isListStart(); + } + + @Override + public boolean isListValue() { + return delegate.isListValue(); + } + + @Override + public boolean isListEnd() { + return delegate.isListEnd(); + } + + @Override + public boolean isMapStart() { + return delegate.isMapStart(); + } + + @Override + public boolean isMapEntryKey() { + return delegate.isMapEntryKey(); + } + + @Override + public boolean isMapEntryValue() { + return delegate.isMapEntryValue(); + } + + @Override + public boolean isMapEnd() { + return delegate.isMapEnd(); + } + + @Override + public String toString() { + return delegate.toString() + "(delegated)"; + } + } +} diff --git a/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataVisitor.java b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataVisitor.java new file mode 100644 index 0000000..b85fd88 --- /dev/null +++ b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataVisitor.java @@ -0,0 +1,32 @@ +package de.siphalor.tweed5.dataapi.api; + +import org.jetbrains.annotations.NotNull; + +public interface TweedDataVisitor { + void visitNull(); + void visitBoolean(boolean value); + void visitByte(byte value); + void visitShort(short value); + void visitInt(int value); + void visitLong(long value); + void visitFloat(float value); + void visitDouble(double value); + void visitString(@NotNull String value); + + default void visitEmptyList() { + visitListStart(); + visitListEnd(); + } + void visitListStart(); + void visitListEnd(); + + default void visitEmptyMap() { + visitMapStart(); + visitMapEnd(); + } + void visitMapStart(); + void visitMapEntryKey(String key); + void visitMapEnd(); + + void visitComment(String comment); +} diff --git a/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataWriteException.java b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataWriteException.java new file mode 100644 index 0000000..fb40e3c --- /dev/null +++ b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataWriteException.java @@ -0,0 +1,18 @@ +package de.siphalor.tweed5.dataapi.api; + +public class TweedDataWriteException extends RuntimeException { + public TweedDataWriteException() { + } + + public TweedDataWriteException(String message) { + super(message); + } + + public TweedDataWriteException(String message, Throwable cause) { + super(message, cause); + } + + public TweedDataWriteException(Throwable cause) { + super(cause); + } +} diff --git a/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataWriter.java b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataWriter.java new file mode 100644 index 0000000..0080f7c --- /dev/null +++ b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedDataWriter.java @@ -0,0 +1,5 @@ +package de.siphalor.tweed5.dataapi.api; + +public interface TweedDataWriter extends TweedDataVisitor { + +} diff --git a/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedSerde.java b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedSerde.java new file mode 100644 index 0000000..8b1239f --- /dev/null +++ b/tweed5-serde-api/src/main/java/de/siphalor/tweed5/dataapi/api/TweedSerde.java @@ -0,0 +1,11 @@ +package de.siphalor.tweed5.dataapi.api; + +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; + +public interface TweedSerde { + TweedDataReader createReader(InputStream inputStream); + TweedDataVisitor createWriter(OutputStream outputStream) throws IOException; + String getPreferredFileExtension(); +} diff --git a/tweed5-serde-extension/build.gradle.kts b/tweed5-serde-extension/build.gradle.kts new file mode 100644 index 0000000..e72dd4e --- /dev/null +++ b/tweed5-serde-extension/build.gradle.kts @@ -0,0 +1,7 @@ +dependencies { + api(project(":tweed5-core")) + api(project(":tweed5-patchwork")) + api(project(":tweed5-serde-api")) + + testImplementation(project(":tweed5-serde-hjson")) +} \ No newline at end of file diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/EntryReaderWriterDefinition.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/EntryReaderWriterDefinition.java new file mode 100644 index 0000000..dc63487 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/EntryReaderWriterDefinition.java @@ -0,0 +1,6 @@ +package de.siphalor.tweed5.data.extension.api; + +public interface EntryReaderWriterDefinition { + TweedEntryReader reader(); + TweedEntryWriter writer(); +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/ReadWriteEntryDataExtension.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/ReadWriteEntryDataExtension.java new file mode 100644 index 0000000..1d9280d --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/ReadWriteEntryDataExtension.java @@ -0,0 +1,6 @@ +package de.siphalor.tweed5.data.extension.api; + +public interface ReadWriteEntryDataExtension { + TweedEntryReader entryReaderChain(); + TweedEntryWriter entryWriterChain(); +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/ReadWriteExtension.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/ReadWriteExtension.java new file mode 100644 index 0000000..0f0e45b --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/ReadWriteExtension.java @@ -0,0 +1,15 @@ +package de.siphalor.tweed5.data.extension.api; + +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.core.api.extension.TweedExtension; +import de.siphalor.tweed5.data.extension.api.extension.ReadWriteContextExtensionsData; +import de.siphalor.tweed5.dataapi.api.TweedDataReader; +import de.siphalor.tweed5.dataapi.api.TweedDataWriter; + +public interface ReadWriteExtension extends TweedExtension { + ReadWriteContextExtensionsData createReadWriteContextExtensionsData(); + + T read(TweedDataReader reader, ConfigEntry entry, ReadWriteContextExtensionsData contextExtensionsData) throws TweedEntryReadException; + + void write(TweedDataWriter writer, T value, ConfigEntry entry, ReadWriteContextExtensionsData contextExtensionsData) throws TweedEntryWriteException; +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryReadException.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryReadException.java new file mode 100644 index 0000000..b55a5e5 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryReadException.java @@ -0,0 +1,18 @@ +package de.siphalor.tweed5.data.extension.api; + +public class TweedEntryReadException extends Exception { + public TweedEntryReadException() { + } + + public TweedEntryReadException(String message) { + super(message); + } + + public TweedEntryReadException(String message, Throwable cause) { + super(message, cause); + } + + public TweedEntryReadException(Throwable cause) { + super(cause); + } +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryReader.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryReader.java new file mode 100644 index 0000000..c37b81a --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryReader.java @@ -0,0 +1,10 @@ +package de.siphalor.tweed5.data.extension.api; + +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.dataapi.api.TweedDataReadException; +import de.siphalor.tweed5.dataapi.api.TweedDataReader; + +@FunctionalInterface +public interface TweedEntryReader> { + T read(TweedDataReader reader, C entry, TweedReadContext context) throws TweedEntryReadException, TweedDataReadException; +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryWriteException.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryWriteException.java new file mode 100644 index 0000000..a1d85e5 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryWriteException.java @@ -0,0 +1,18 @@ +package de.siphalor.tweed5.data.extension.api; + +public class TweedEntryWriteException extends Exception { + public TweedEntryWriteException() { + } + + public TweedEntryWriteException(String message) { + super(message); + } + + public TweedEntryWriteException(String message, Throwable cause) { + super(message, cause); + } + + public TweedEntryWriteException(Throwable cause) { + super(cause); + } +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryWriter.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryWriter.java new file mode 100644 index 0000000..b1f0006 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedEntryWriter.java @@ -0,0 +1,10 @@ +package de.siphalor.tweed5.data.extension.api; + +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.dataapi.api.TweedDataWriteException; +import de.siphalor.tweed5.dataapi.api.TweedDataWriter; + +@FunctionalInterface +public interface TweedEntryWriter> { + void write(TweedDataWriter writer, T value, C entry, TweedWriteContext context) throws TweedEntryWriteException, TweedDataWriteException; +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedReadContext.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedReadContext.java new file mode 100644 index 0000000..4e704c3 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedReadContext.java @@ -0,0 +1,7 @@ +package de.siphalor.tweed5.data.extension.api; + +import de.siphalor.tweed5.data.extension.api.extension.ReadWriteContextExtensionsData; + +public interface TweedReadContext { + ReadWriteContextExtensionsData extensionsData(); +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedWriteContext.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedWriteContext.java new file mode 100644 index 0000000..fdd33f8 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/TweedWriteContext.java @@ -0,0 +1,7 @@ +package de.siphalor.tweed5.data.extension.api; + +import de.siphalor.tweed5.data.extension.api.extension.ReadWriteContextExtensionsData; + +public interface TweedWriteContext { + ReadWriteContextExtensionsData extensionsData(); +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteContextExtensionsData.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteContextExtensionsData.java new file mode 100644 index 0000000..bad271e --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteContextExtensionsData.java @@ -0,0 +1,6 @@ +package de.siphalor.tweed5.data.extension.api.extension; + +import de.siphalor.tweed5.patchwork.api.Patchwork; + +public interface ReadWriteContextExtensionsData extends Patchwork { +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteExtensionSetupContext.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteExtensionSetupContext.java new file mode 100644 index 0000000..8fa5b58 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteExtensionSetupContext.java @@ -0,0 +1,7 @@ +package de.siphalor.tweed5.data.extension.api.extension; + +import de.siphalor.tweed5.core.api.extension.RegisteredExtensionData; + +public interface ReadWriteExtensionSetupContext { + RegisteredExtensionData registerReadWriteContextExtensionData(Class extensionDataClass); +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteRelatedExtension.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteRelatedExtension.java new file mode 100644 index 0000000..d75cf41 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/extension/ReadWriteRelatedExtension.java @@ -0,0 +1,22 @@ +package de.siphalor.tweed5.data.extension.api.extension; + +import de.siphalor.tweed5.core.api.middleware.Middleware; +import de.siphalor.tweed5.data.extension.api.TweedEntryReader; +import de.siphalor.tweed5.data.extension.api.TweedEntryWriter; +import org.jetbrains.annotations.Nullable; + +public interface ReadWriteRelatedExtension { + default void setupReadWriteExtension(ReadWriteExtensionSetupContext context) { + + } + + @Nullable + default Middleware> entryReaderMiddleware() { + return null; + } + + @Nullable + default Middleware> entryWriterMiddleware() { + return null; + } +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/readwrite/TweedEntryReaderWriter.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/readwrite/TweedEntryReaderWriter.java new file mode 100644 index 0000000..b208b03 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/readwrite/TweedEntryReaderWriter.java @@ -0,0 +1,7 @@ +package de.siphalor.tweed5.data.extension.api.readwrite; + +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.data.extension.api.TweedEntryReader; +import de.siphalor.tweed5.data.extension.api.TweedEntryWriter; + +public interface TweedEntryReaderWriter> extends TweedEntryReader, TweedEntryWriter {} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/readwrite/TweedEntryReaderWriters.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/readwrite/TweedEntryReaderWriters.java new file mode 100644 index 0000000..4a44307 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/api/readwrite/TweedEntryReaderWriters.java @@ -0,0 +1,55 @@ +package de.siphalor.tweed5.data.extension.api.readwrite; + +import de.siphalor.tweed5.core.api.entry.CoherentCollectionConfigEntry; +import de.siphalor.tweed5.core.api.entry.CompoundConfigEntry; +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.data.extension.impl.TweedEntryReaderWriterImpls; +import lombok.AccessLevel; +import lombok.NoArgsConstructor; + +import java.util.Collection; + +@NoArgsConstructor(access = AccessLevel.PRIVATE) +public class TweedEntryReaderWriters { + public static TweedEntryReaderWriter> booleanReaderWriter() { + return TweedEntryReaderWriterImpls.BOOLEAN_READER_WRITER; + } + + public static TweedEntryReaderWriter> byteReaderWriter() { + return TweedEntryReaderWriterImpls.BYTE_READER_WRITER; + } + + public static TweedEntryReaderWriter> shortReaderWriter() { + return TweedEntryReaderWriterImpls.SHORT_READER_WRITER; + } + + public static TweedEntryReaderWriter> intReaderWriter() { + return TweedEntryReaderWriterImpls.INT_READER_WRITER; + } + + public static TweedEntryReaderWriter> longReaderWriter() { + return TweedEntryReaderWriterImpls.LONG_READER_WRITER; + } + + public static TweedEntryReaderWriter> floatReaderWriter() { + return TweedEntryReaderWriterImpls.FLOAT_READER_WRITER; + } + + public static TweedEntryReaderWriter> doubleReaderWriter() { + return TweedEntryReaderWriterImpls.DOUBLE_READER_WRITER; + } + + public static TweedEntryReaderWriter> stringReaderWriter() { + return TweedEntryReaderWriterImpls.STRING_READER_WRITER; + } + + public static > TweedEntryReaderWriter> coherentCollectionReaderWriter() { + //noinspection unchecked + return (TweedEntryReaderWriter>)(TweedEntryReaderWriter) TweedEntryReaderWriterImpls.COHERENT_COLLECTION_READER_WRITER; + } + + public static TweedEntryReaderWriter> compoundReaderWriter() { + //noinspection unchecked + return (TweedEntryReaderWriter>)(TweedEntryReaderWriter) TweedEntryReaderWriterImpls.COMPOUND_READER_WRITER; + } +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/ReadWriteExtensionImpl.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/ReadWriteExtensionImpl.java new file mode 100644 index 0000000..c9cf964 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/ReadWriteExtensionImpl.java @@ -0,0 +1,172 @@ +package de.siphalor.tweed5.data.extension.impl; + +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.core.api.extension.EntryExtensionsData; +import de.siphalor.tweed5.core.api.extension.RegisteredExtensionData; +import de.siphalor.tweed5.core.api.extension.TweedExtension; +import de.siphalor.tweed5.core.api.extension.TweedExtensionSetupContext; +import de.siphalor.tweed5.core.api.middleware.DefaultMiddlewareContainer; +import de.siphalor.tweed5.data.extension.api.*; +import de.siphalor.tweed5.data.extension.api.extension.ReadWriteContextExtensionsData; +import de.siphalor.tweed5.data.extension.api.extension.ReadWriteExtensionSetupContext; +import de.siphalor.tweed5.data.extension.api.extension.ReadWriteRelatedExtension; +import de.siphalor.tweed5.dataapi.api.TweedDataReadException; +import de.siphalor.tweed5.dataapi.api.TweedDataReader; +import de.siphalor.tweed5.dataapi.api.TweedDataWriteException; +import de.siphalor.tweed5.dataapi.api.TweedDataWriter; +import de.siphalor.tweed5.patchwork.api.Patchwork; +import de.siphalor.tweed5.patchwork.api.PatchworkClassCreator; +import de.siphalor.tweed5.patchwork.impl.PatchworkClass; +import de.siphalor.tweed5.patchwork.impl.PatchworkClassGenerator; +import lombok.Setter; +import lombok.Value; + +import java.lang.invoke.MethodHandle; +import java.util.Collection; +import java.util.HashMap; +import java.util.Map; + +public class ReadWriteExtensionImpl implements ReadWriteExtension { + + private RegisteredExtensionData readWriteEntryDataExtension; + private DefaultMiddlewareContainer> entryReaderMiddlewareContainer; + private DefaultMiddlewareContainer> entryWriterMiddlewareContainer; + private Map, RegisteredExtensionDataImpl> readWriteContextExtensionsDataClasses; + private PatchworkClass readWriteContextExtensionsDataPatchwork; + + @Override + public String getId() { + return "read-write"; + } + + @Override + public void setup(TweedExtensionSetupContext context) { + readWriteEntryDataExtension = context.registerEntryExtensionData(ReadWriteEntryDataExtension.class); + context.registerEntryExtensionData(EntryReaderWriterDefinition.class); + + Collection extensions = context.configContainer().extensions(); + + readWriteContextExtensionsDataClasses = new HashMap<>(extensions.size()); + + ReadWriteExtensionSetupContext setupContext = new ReadWriteExtensionSetupContext() { + @Override + public RegisteredExtensionData registerReadWriteContextExtensionData(Class extensionDataClass) { + if (readWriteContextExtensionsDataClasses.containsKey(extensionDataClass)) { + throw new IllegalArgumentException("Context extension " + extensionDataClass.getName() + " is already registered"); + } + RegisteredExtensionDataImpl registeredExtensionData = new RegisteredExtensionDataImpl<>(); + readWriteContextExtensionsDataClasses.put(extensionDataClass, registeredExtensionData); + return registeredExtensionData; + } + }; + + entryReaderMiddlewareContainer = new DefaultMiddlewareContainer<>(); + entryWriterMiddlewareContainer = new DefaultMiddlewareContainer<>(); + + for (TweedExtension extension : extensions) { + if (extension instanceof ReadWriteRelatedExtension) { + ReadWriteRelatedExtension rwExtension = (ReadWriteRelatedExtension) extension; + + rwExtension.setupReadWriteExtension(setupContext); + + if (rwExtension.entryReaderMiddleware() != null) { + entryReaderMiddlewareContainer.register(rwExtension.entryReaderMiddleware()); + } + if (rwExtension.entryWriterMiddleware() != null) { + entryWriterMiddlewareContainer.register(rwExtension.entryWriterMiddleware()); + } + } + } + + entryReaderMiddlewareContainer.seal(); + entryWriterMiddlewareContainer.seal(); + + PatchworkClassCreator patchworkClassCreator = PatchworkClassCreator.builder() + .patchworkInterface(ReadWriteContextExtensionsData.class) + .classPackage("de.siphalor.tweed5.data.extension.generated") + .classPrefix("ReadWriteContextExtensionsData$") + .build(); + + try { + readWriteContextExtensionsDataPatchwork = patchworkClassCreator.createClass(readWriteContextExtensionsDataClasses.keySet()); + } catch (PatchworkClassGenerator.GenerationException e) { + throw new IllegalStateException("Failed to generate read write context extensions' data patchwork class", e); + } + } + + @Override + public void initEntry(ConfigEntry configEntry) { + TweedEntryReader baseReader; + TweedEntryWriter baseWriter; + if (configEntry.extensionsData().isPatchworkPartSet(EntryReaderWriterDefinition.class)) { + EntryReaderWriterDefinition rwDefintion = (EntryReaderWriterDefinition) configEntry.extensionsData(); + baseReader = rwDefintion.reader(); + baseWriter = rwDefintion.writer(); + } else { + baseReader = TweedEntryReaderWriterImpls.NOOP_READER_WRITER; + baseWriter = TweedEntryReaderWriterImpls.NOOP_READER_WRITER; + } + + readWriteEntryDataExtension.set(configEntry.extensionsData(), new ReadWriteEntryDataExtensionImpl( + entryReaderMiddlewareContainer.process(baseReader), + entryWriterMiddlewareContainer.process(baseWriter) + )); + } + + @Override + public ReadWriteContextExtensionsData createReadWriteContextExtensionsData() { + try { + return (ReadWriteContextExtensionsData) readWriteContextExtensionsDataPatchwork.constructor().invoke(); + } catch (Throwable e) { + throw new IllegalStateException("Failed to instantiate read write context extensions' data", e); + } + } + + @Override + public T read(TweedDataReader reader, ConfigEntry entry, ReadWriteContextExtensionsData contextExtensionsData) throws TweedEntryReadException { + try { + return getReaderChain(entry).read(reader, entry, new TweedReadWriteContextImpl(contextExtensionsData)); + } catch (TweedDataReadException e) { + throw new TweedEntryReadException("Failed to read entry", e); + } + } + + @Override + public void write(TweedDataWriter writer, T value, ConfigEntry entry, ReadWriteContextExtensionsData contextExtensionsData) throws TweedEntryWriteException { + try { + getWriterChain(entry).write(writer, value, entry, new TweedReadWriteContextImpl(contextExtensionsData)); + } catch (TweedDataWriteException e) { + throw new TweedEntryWriteException("Failed to write entry", e); + } + } + + @Value + private static class ReadWriteEntryDataExtensionImpl implements ReadWriteEntryDataExtension { + TweedEntryReader entryReaderChain; + TweedEntryWriter entryWriterChain; + } + + @Setter + private static class RegisteredExtensionDataImpl, E> implements RegisteredExtensionData { + private MethodHandle setter; + + @Override + public void set(U patchwork, E extension) { + try { + setter.invokeWithArguments(patchwork, extension); + } catch (Throwable e) { + throw new IllegalStateException(e); + } + } + } + + static TweedEntryReader> getReaderChain(ConfigEntry elementEntry) { + //noinspection unchecked + return (TweedEntryReader>) ((ReadWriteEntryDataExtension) elementEntry.extensionsData()).entryReaderChain(); + } + + static TweedEntryWriter> getWriterChain(ConfigEntry elementEntry) { + //noinspection unchecked + return (TweedEntryWriter>) ((ReadWriteEntryDataExtension) elementEntry.extensionsData()).entryWriterChain(); + } +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/TweedEntryReaderWriterImpls.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/TweedEntryReaderWriterImpls.java new file mode 100644 index 0000000..01ea5e6 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/TweedEntryReaderWriterImpls.java @@ -0,0 +1,201 @@ +package de.siphalor.tweed5.data.extension.impl; + +import de.siphalor.tweed5.core.api.entry.CoherentCollectionConfigEntry; +import de.siphalor.tweed5.core.api.entry.CompoundConfigEntry; +import de.siphalor.tweed5.core.api.entry.ConfigEntry; +import de.siphalor.tweed5.data.extension.api.*; +import de.siphalor.tweed5.data.extension.api.readwrite.TweedEntryReaderWriter; +import de.siphalor.tweed5.dataapi.api.*; +import lombok.AccessLevel; +import lombok.NoArgsConstructor; +import lombok.RequiredArgsConstructor; + +import java.util.*; +import java.util.function.BiConsumer; +import java.util.function.Function; +import java.util.function.Predicate; + +@NoArgsConstructor(access = AccessLevel.PRIVATE) +public class TweedEntryReaderWriterImpls { + public static final TweedEntryReaderWriter> BOOLEAN_READER_WRITER = new PrimitiveReaderWriter<>(TweedDataToken::readAsBoolean, TweedDataVisitor::visitBoolean); + public static final TweedEntryReaderWriter> BYTE_READER_WRITER = new PrimitiveReaderWriter<>(TweedDataToken::readAsByte, TweedDataVisitor::visitByte); + public static final TweedEntryReaderWriter> SHORT_READER_WRITER = new PrimitiveReaderWriter<>(TweedDataToken::readAsShort, TweedDataVisitor::visitShort); + public static final TweedEntryReaderWriter> INT_READER_WRITER = new PrimitiveReaderWriter<>(TweedDataToken::readAsInt, TweedDataVisitor::visitInt); + public static final TweedEntryReaderWriter> LONG_READER_WRITER = new PrimitiveReaderWriter<>(TweedDataToken::readAsLong, TweedDataVisitor::visitLong); + public static final TweedEntryReaderWriter> FLOAT_READER_WRITER = new PrimitiveReaderWriter<>(TweedDataToken::readAsFloat, TweedDataVisitor::visitFloat); + public static final TweedEntryReaderWriter> DOUBLE_READER_WRITER = new PrimitiveReaderWriter<>(TweedDataToken::readAsDouble, TweedDataVisitor::visitDouble); + public static final TweedEntryReaderWriter> STRING_READER_WRITER = new PrimitiveReaderWriter<>(TweedDataToken::readAsString, TweedDataVisitor::visitString); + + public static final TweedEntryReaderWriter, CoherentCollectionConfigEntry>> COHERENT_COLLECTION_READER_WRITER = new CoherentCollectionReaderWriter<>(); + public static final TweedEntryReaderWriter> COMPOUND_READER_WRITER = new CompoundReaderWriter<>(); + + public static final TweedEntryReaderWriter> NOOP_READER_WRITER = new NoopReaderWriter(); + + @RequiredArgsConstructor + private static class PrimitiveReaderWriter implements TweedEntryReaderWriter> { + private final Function readerCall; + private final BiConsumer writerCall; + + @Override + public T read(TweedDataReader reader, ConfigEntry entry, TweedReadContext context) throws TweedDataReadException { + return readerCall.apply(reader.readToken()); + } + + @Override + public void write(TweedDataWriter writer, T value, ConfigEntry entry, TweedWriteContext context) throws TweedEntryWriteException, TweedDataWriteException { + requireNonNullWriteValue(value); + writerCall.accept(writer, value); + } + } + + public static class CoherentCollectionReaderWriter> implements TweedEntryReaderWriter> { + @Override + public C read(TweedDataReader reader, CoherentCollectionConfigEntry entry, TweedReadContext context) throws TweedEntryReadException, TweedDataReadException { + assertIsToken(reader.readToken(), TweedDataToken::isListStart, "Expected list start"); + TweedDataToken token = reader.peekToken(); + if (token.isListEnd()) { + return entry.instantiateCollection(0); + } + + ConfigEntry elementEntry = entry.elementEntry(); + TweedEntryReader> elementReader = ReadWriteExtensionImpl.getReaderChain(elementEntry); + + List list = new ArrayList<>(20); + while (true) { + token = reader.peekToken(); + if (token.isListEnd()) { + reader.readToken(); + break; + } else if (token.isListValue()) { + list.add(elementReader.read(reader, elementEntry, context)); + } else { + throw new TweedEntryReadException("Unexpected token " + token + ": expected next list value or list end"); + } + } + + C result = entry.instantiateCollection(list.size()); + result.addAll(list); + return result; + } + + @Override + public void write(TweedDataWriter writer, C value, CoherentCollectionConfigEntry entry, TweedWriteContext context) throws TweedEntryWriteException, TweedDataWriteException { + requireNonNullWriteValue(value); + + if (value.isEmpty()) { + writer.visitEmptyList(); + return; + } + + ConfigEntry elementEntry = entry.elementEntry(); + TweedEntryWriter> elementWriter = ReadWriteExtensionImpl.getWriterChain(elementEntry); + + writer.visitListStart(); + for (T element : value) { + elementWriter.write(writer, element, elementEntry, context); + } + writer.visitListEnd(); + } + } + + public static class CompoundReaderWriter implements TweedEntryReaderWriter> { + @Override + public T read(TweedDataReader reader, CompoundConfigEntry entry, TweedReadContext context) throws TweedEntryReadException, TweedDataReadException { + assertIsToken(reader.readToken(), TweedDataToken::isMapStart, "Expected map start"); + + Map> compoundEntries = entry.subEntries(); + T compoundValue = entry.instantiateCompoundValue(); + while (true) { + TweedDataToken token = reader.readToken(); + if (token.isMapEnd()) { + break; + } else if (token.isMapEntryKey()) { + String key = token.readAsString(); + + //noinspection unchecked + ConfigEntry subEntry = (ConfigEntry) compoundEntries.get(key); + TweedEntryReader> subEntryReaderChain = ReadWriteExtensionImpl.getReaderChain(subEntry); + + Object subEntryValue = subEntryReaderChain.read(reader, subEntry, context); + entry.set(compoundValue, key, subEntryValue); + } else { + throw new TweedEntryReadException("Unexpected token " + token + ": Expected map key or map end"); + } + } + return compoundValue; + } + + @Override + public void write(TweedDataWriter writer, T value, CompoundConfigEntry entry, TweedWriteContext context) throws TweedEntryWriteException, TweedDataWriteException { + requireNonNullWriteValue(value); + + writer.visitMapStart(); + + //noinspection unchecked + Map> compoundEntries = (Map>)(Map) entry.subEntries(); + for (Map.Entry> e : compoundEntries.entrySet()) { + String key = e.getKey(); + ConfigEntry subEntry = e.getValue(); + + writer.visitMapEntryKey(key); + + TweedEntryWriter> subEntryWriterChain = ReadWriteExtensionImpl.getWriterChain(subEntry); + subEntryWriterChain.write(writer, entry.get(value, key), subEntry, context); + } + + writer.visitMapEnd(); + } + } + + public static class NoopReaderWriter implements TweedEntryReaderWriter> { + @Override + public Object read(TweedDataReader reader, ConfigEntry entry, TweedReadContext context) throws TweedDataReadException { + TweedDataToken token = reader.readToken(); + if (!token.isListStart() && !token.isMapStart()) { + return null; + } + + ArrayDeque stack = new ArrayDeque<>(20); + if (token.isListStart()) { + stack.push(Context.LIST); + } else if (token.isMapStart()) { + stack.push(Context.MAP); + } + + while (true) { + token = reader.readToken(); + if (token.isListStart()) { + stack.push(Context.LIST); + } else if (token.isMapStart()) { + stack.push(Context.MAP); + } else if (token.isListEnd() || token.isMapEnd()) { + stack.pop(); + } + if (stack.isEmpty()) { + return null; + } + } + } + + @Override + public void write(TweedDataWriter writer, Object value, ConfigEntry entry, TweedWriteContext context) throws TweedDataWriteException { + writer.visitNull(); + } + + private enum Context { + LIST, MAP, + } + } + + private static void requireNonNullWriteValue(T value) throws TweedEntryWriteException { + if (value == null) { + throw new TweedEntryWriteException("Unable to write null value"); + } + } + + private static void assertIsToken(TweedDataToken token, Predicate isToken, String description) throws TweedEntryReadException { + if (!isToken.test(token)) { + throw new TweedEntryReadException("Unexpected token " + token + ": " + description); + } + } +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/TweedReadWriteContextImpl.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/TweedReadWriteContextImpl.java new file mode 100644 index 0000000..45341a2 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/TweedReadWriteContextImpl.java @@ -0,0 +1,11 @@ +package de.siphalor.tweed5.data.extension.impl; + +import de.siphalor.tweed5.data.extension.api.TweedReadContext; +import de.siphalor.tweed5.data.extension.api.TweedWriteContext; +import de.siphalor.tweed5.data.extension.api.extension.ReadWriteContextExtensionsData; +import lombok.Value; + +@Value +public class TweedReadWriteContextImpl implements TweedReadContext, TweedWriteContext { + ReadWriteContextExtensionsData extensionsData; +} diff --git a/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/package-info.java b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/package-info.java new file mode 100644 index 0000000..686c825 --- /dev/null +++ b/tweed5-serde-extension/src/main/java/de/siphalor/tweed5/data/extension/impl/package-info.java @@ -0,0 +1,4 @@ +@ApiStatus.Internal +package de.siphalor.tweed5.data.extension.impl; + +import org.jetbrains.annotations.ApiStatus; \ No newline at end of file diff --git a/tweed5-serde-extension/src/test/java/de/siphalor/tweed5/data/extension/impl/ReadWriteExtensionImplTest.java b/tweed5-serde-extension/src/test/java/de/siphalor/tweed5/data/extension/impl/ReadWriteExtensionImplTest.java new file mode 100644 index 0000000..abc8292 --- /dev/null +++ b/tweed5-serde-extension/src/test/java/de/siphalor/tweed5/data/extension/impl/ReadWriteExtensionImplTest.java @@ -0,0 +1,118 @@ +package de.siphalor.tweed5.data.extension.impl; + +import de.siphalor.tweed5.core.api.container.ConfigContainer; +import de.siphalor.tweed5.core.api.extension.EntryExtensionsData; +import de.siphalor.tweed5.core.api.extension.RegisteredExtensionData; +import de.siphalor.tweed5.core.impl.DefaultConfigContainer; +import de.siphalor.tweed5.core.impl.entry.CoherentCollectionConfigEntryImpl; +import de.siphalor.tweed5.core.impl.entry.SimpleConfigEntryImpl; +import de.siphalor.tweed5.core.impl.entry.StaticMapCompoundConfigEntryImpl; +import de.siphalor.tweed5.data.extension.api.EntryReaderWriterDefinition; +import de.siphalor.tweed5.data.extension.api.TweedEntryReader; +import de.siphalor.tweed5.data.extension.api.TweedEntryWriter; +import de.siphalor.tweed5.data.extension.api.ReadWriteExtension; +import de.siphalor.tweed5.data.extension.api.readwrite.TweedEntryReaderWriter; +import de.siphalor.tweed5.data.extension.api.readwrite.TweedEntryReaderWriters; +import de.siphalor.tweed5.data.hjson.HjsonLexer; +import de.siphalor.tweed5.data.hjson.HjsonReader; +import de.siphalor.tweed5.data.hjson.HjsonWriter; +import de.siphalor.tweed5.dataapi.api.TweedDataWriter; +import lombok.RequiredArgsConstructor; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; + +import java.io.StringReader; +import java.io.StringWriter; +import java.io.Writer; +import java.util.*; +import java.util.function.Function; + +import static org.junit.jupiter.api.Assertions.assertDoesNotThrow; +import static org.junit.jupiter.api.Assertions.assertEquals; + +class ReadWriteExtensionImplTest { + private StringWriter stringWriter; + private StaticMapCompoundConfigEntryImpl> rootEntry; + private ReadWriteExtension readWriteExtension; + + @SuppressWarnings("unchecked") + @BeforeEach + void setUp() { + ConfigContainer> configContainer = new DefaultConfigContainer<>(); + + readWriteExtension = new ReadWriteExtensionImpl(); + configContainer.registerExtension(readWriteExtension); + configContainer.finishExtensionSetup(); + + rootEntry = new StaticMapCompoundConfigEntryImpl<>(((Class>) (Class) Map.class), LinkedHashMap::new); + + SimpleConfigEntryImpl intEntry = new SimpleConfigEntryImpl<>(Integer.class); + rootEntry.addSubEntry("int", intEntry); + + CoherentCollectionConfigEntryImpl> listEntry = new CoherentCollectionConfigEntryImpl<>((Class>) (Class) List.class, ArrayList::new); + rootEntry.addSubEntry("list", listEntry); + + SimpleConfigEntryImpl booleanEntry = new SimpleConfigEntryImpl<>(Boolean.class); + listEntry.elementEntry(booleanEntry); + + configContainer.attachAndSealTree(rootEntry); + + RegisteredExtensionData readerWriterData = (RegisteredExtensionData) configContainer.entryDataExtensions().get(EntryReaderWriterDefinition.class); + readerWriterData.set(rootEntry.extensionsData(), new TrivialEntryReaderWriterDefinition(TweedEntryReaderWriters.compoundReaderWriter())); + readerWriterData.set(intEntry.extensionsData(), new TrivialEntryReaderWriterDefinition(TweedEntryReaderWriters.intReaderWriter())); + readerWriterData.set(listEntry.extensionsData(), new TrivialEntryReaderWriterDefinition(TweedEntryReaderWriters.coherentCollectionReaderWriter())); + readerWriterData.set(booleanEntry.extensionsData(), new TrivialEntryReaderWriterDefinition(TweedEntryReaderWriters.booleanReaderWriter())); + + configContainer.initialize(); + } + + + @Test + void write() { + Map value = new HashMap<>(); + value.put("int", 123); + value.put("list", Arrays.asList(true, false, true)); + + assertDoesNotThrow(() -> readWriteExtension.write( + setupWriter(writer -> new HjsonWriter(writer, new HjsonWriter.Options())), + value, + rootEntry, + readWriteExtension.createReadWriteContextExtensionsData() + )); + + assertEquals("{\n\tint: 123\n\tlist: [\n\t\ttrue\n\t\tfalse\n\t\ttrue\n\t]\n}\n", stringWriter.toString()); + } + + @Test + void read() { + Map result = assertDoesNotThrow(() -> readWriteExtension.read( + new HjsonReader(new HjsonLexer(new StringReader("{\n\tint: 123\n\tlist: [\n\t\ttrue\n\t\tfalse\n\t\ttrue\n\t]\n}\n"))), + rootEntry, + readWriteExtension.createReadWriteContextExtensionsData() + )); + + assertEquals(2, result.size()); + assertEquals(123, result.get("int")); + assertEquals(Arrays.asList(true, false, true), result.get("list")); + } + + private TweedDataWriter setupWriter(Function writerFactory) { + stringWriter = new StringWriter(); + return writerFactory.apply(stringWriter); + } + + @RequiredArgsConstructor + private static class TrivialEntryReaderWriterDefinition implements EntryReaderWriterDefinition { + private final TweedEntryReaderWriter readerWriter; + + @Override + public TweedEntryReader reader() { + return readerWriter; + } + + @Override + public TweedEntryWriter writer() { + return readerWriter; + } + } +} \ No newline at end of file diff --git a/tweed5-serde-hjson/build.gradle.kts b/tweed5-serde-hjson/build.gradle.kts new file mode 100644 index 0000000..d4d12ba --- /dev/null +++ b/tweed5-serde-hjson/build.gradle.kts @@ -0,0 +1,3 @@ +dependencies { + api(project(":tweed5-serde-api")) +} \ No newline at end of file diff --git a/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonCommentType.java b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonCommentType.java new file mode 100644 index 0000000..79efd16 --- /dev/null +++ b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonCommentType.java @@ -0,0 +1,15 @@ +package de.siphalor.tweed5.data.hjson; + +import lombok.Getter; +import lombok.RequiredArgsConstructor; + +@RequiredArgsConstructor +@Getter +public enum HjsonCommentType { + HASH(false), + SLASHES(false), + BLOCK(true), + ; + + private final boolean block; +} diff --git a/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonLexer.java b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonLexer.java new file mode 100644 index 0000000..0784310 --- /dev/null +++ b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonLexer.java @@ -0,0 +1,487 @@ +package de.siphalor.tweed5.data.hjson; + +import de.siphalor.tweed5.dataapi.api.TweedDataReadException; +import lombok.RequiredArgsConstructor; +import org.jetbrains.annotations.ApiStatus; +import org.jetbrains.annotations.Nullable; + +import java.io.IOException; +import java.io.Reader; +import java.util.PrimitiveIterator; + +@ApiStatus.Internal +@RequiredArgsConstructor +public class HjsonLexer { + private static final int EMPTY_CODEPOINT = -2; + + private final Reader reader; + + private final HjsonReadPosition currentPos = new HjsonReadPosition(); + + private int peekedCodePoint = EMPTY_CODEPOINT; + private int peeked2CodePoint = EMPTY_CODEPOINT; + + public HjsonLexerToken nextGeneralToken() throws TweedDataReadException { + chompInlineWhitespaceAndComments(); + int codePoint = eatCodePoint(); + + HjsonLexerToken.Type terminalTokenType = getTerminalTokenType(codePoint); + if (terminalTokenType != null) { + return createTerminalToken(terminalTokenType); + } + + HjsonLexerToken token = tryReadQuotedString(codePoint); + if (token != null) { + return token; + } + + return readQuotelessLiteral(codePoint); + } + + public HjsonLexerToken nextInnerObjectToken() throws TweedDataReadException { + chompInlineWhitespaceAndComments(); + int codePoint = eatCodePoint(); + + HjsonLexerToken.Type terminalTokenType = getTerminalTokenType(codePoint); + if (terminalTokenType != null) { + return createTerminalToken(terminalTokenType); + } + + if (codePoint == '"') { + return readJsonQuotedString(codePoint); + } else if (codePoint == '\'') { + return readJsonQuotedString(codePoint); + } else if (codePoint < 0x21) { + throw TweedDataReadException.builder().message("Illegal character \"" + String.copyValueOf(Character.toChars(codePoint)) + "\"").build(); + } else { + return readQuotelessMemberName(codePoint); + } + } + + @Nullable + private HjsonLexerToken.Type getTerminalTokenType(int codePoint) { + switch (codePoint) { + case -1: return HjsonLexerToken.Type.EOF; + case '[': return HjsonLexerToken.Type.BRACKET_OPEN; + case ']': return HjsonLexerToken.Type.BRACKET_CLOSE; + case '{': return HjsonLexerToken.Type.BRACE_OPEN; + case '}': return HjsonLexerToken.Type.BRACE_CLOSE; + case ':': return HjsonLexerToken.Type.COLON; + case ',': return HjsonLexerToken.Type.COMMA; + case '\n': return HjsonLexerToken.Type.LINE_FEED; + default: return null; + } + } + + private HjsonLexerToken createTerminalToken(HjsonLexerToken.Type tokenType) { + HjsonReadPosition position = currentPos.copy(); + return new HjsonLexerToken(tokenType, position, position, null); + } + + @Nullable + private HjsonLexerToken tryReadQuotedString(int codePoint) throws TweedDataReadException { + if (codePoint == '"') { + return readJsonQuotedString('"'); + } else if (codePoint == '\'') { + int peek = peekCodePoint(); + if (peek == '\'') { + int peek2 = peek2CodePoint(); + if (peek2 == '\'') { + return readMultilineString(); + } else { + HjsonReadPosition beginPos = currentPos.copy(); + eatCodePoint(); + return new HjsonLexerToken( + HjsonLexerToken.Type.JSON_STRING, + beginPos, + currentPos.copy(), + "''" + ); + } + } else { + return readJsonQuotedString('\''); + } + } else { + return null; + } + } + + private HjsonLexerToken readJsonQuotedString(int quoteCodePoint) throws TweedDataReadException { + HjsonReadPosition beginPos = currentPos.copy(); + StringBuilder tokenBuffer = new StringBuilder(); + tokenBuffer.appendCodePoint(quoteCodePoint); + + while (true) { + int codePoint = eatCodePoint(); + if (codePoint == -1) { + throw TweedDataReadException.builder().message("Unterminated quoted string at " + currentPos + ", started at " + beginPos).build(); + } else if (codePoint == quoteCodePoint) { + tokenBuffer.appendCodePoint(codePoint); + return new HjsonLexerToken( + HjsonLexerToken.Type.JSON_STRING, + beginPos, + currentPos.copy(), + tokenBuffer + ); + } else if (codePoint == '\\') { + tokenBuffer.appendCodePoint(codePoint); + tokenBuffer.appendCodePoint(eatCodePoint()); + } else { + tokenBuffer.appendCodePoint(codePoint); + } + } + } + + private HjsonLexerToken readMultilineString() throws TweedDataReadException { + HjsonReadPosition beginPos = currentPos.copy(); + int indentToChomp = beginPos.index() - 1; + eatCodePoint(); + eatCodePoint(); + + StringBuilder tokenBuffer = new StringBuilder(); + tokenBuffer.append("'''"); + + boolean chompIndent = false; + while (true) { + int codePoint = eatCodePoint(); + if (codePoint == -1) { + throw TweedDataReadException.builder().message("Unexpected end of multiline string at " + currentPos + ", started at " + beginPos).build(); + } else if (isInlineWhitespace(codePoint)) { + tokenBuffer.appendCodePoint(codePoint); + } else { + if (codePoint == '\n') { + chompIndent = true; + tokenBuffer.setLength(3); + } + break; + } + } + + while (true) { + if (chompIndent) { + chompMultilineStringIndent(indentToChomp); + } else { + chompIndent = true; + } + int singleQuoteCount = 0; + while (true) { + int codePoint = eatCodePoint(); + if (codePoint == -1) { + throw TweedDataReadException.builder().message("Unexpected end of multiline string at " + currentPos + ", started at " + beginPos).build(); + } + if (codePoint == '\'') { + singleQuoteCount++; + if (singleQuoteCount == 3) { + char lastActualChar = tokenBuffer.charAt(tokenBuffer.length() - 3); + if (lastActualChar == '\n') { + tokenBuffer.delete(tokenBuffer.length() - 3, tokenBuffer.length() - 2); + } + tokenBuffer.append('\''); + + return new HjsonLexerToken( + HjsonLexerToken.Type.MULTILINE_STRING, + beginPos, + currentPos.copy(), + tokenBuffer + ); + } + } else { + singleQuoteCount = 0; + } + + tokenBuffer.appendCodePoint(codePoint); + + if (codePoint == '\n') { + break; + } + } + } + } + + private HjsonLexerToken readQuotelessMemberName(int codepoint) throws TweedDataReadException { + HjsonReadPosition beginPos = currentPos.copy(); + StringBuilder tokenBuffer = new StringBuilder(); + tokenBuffer.appendCodePoint(codepoint); + + while (true) { + int peek = peekCodePoint(); + if (peek == -1 || peek == '\n' || isPunctuator(peek)) { + break; + } + tokenBuffer.appendCodePoint(eatCodePoint()); + } + + return new HjsonLexerToken( + HjsonLexerToken.Type.QUOTELESS_STRING, + beginPos, + currentPos.copy(), + tokenBuffer + ); + } + + private HjsonLexerToken readQuotelessLiteral(int codePoint) throws TweedDataReadException { + if (codePoint == 'n') { + return readConstantOrQuotelessString(codePoint, "null", HjsonLexerToken.Type.NULL); + } else if (codePoint == 't') { + return readConstantOrQuotelessString(codePoint, "true", HjsonLexerToken.Type.TRUE); + } else if (codePoint == 'f') { + return readConstantOrQuotelessString(codePoint, "false", HjsonLexerToken.Type.FALSE); + } else if (codePoint == '-' || isDigit(codePoint)) { + return readNumberLiteralOrQuotelessString(codePoint); + } else { + StringBuilder tokenBuffer = new StringBuilder(); + tokenBuffer.appendCodePoint(codePoint); + return readQuotelessStringToEndOfLine(currentPos.copy(), tokenBuffer); + } + } + + private HjsonLexerToken readConstantOrQuotelessString( + int firstCodePoint, + String rest, + HjsonLexerToken.Type tokenType + ) throws TweedDataReadException { + HjsonReadPosition beginPos = currentPos.copy(); + StringBuilder tokenBuffer = new StringBuilder(); + tokenBuffer.appendCodePoint(firstCodePoint); + + PrimitiveIterator.OfInt restIterator = rest.codePoints().iterator(); + restIterator.nextInt(); // skip first, as already checked and consumed + while (restIterator.hasNext()) { + int codePoint = eatCodePoint(); + tokenBuffer.appendCodePoint(codePoint); + if (codePoint != restIterator.nextInt()) { + return readQuotelessStringToEndOfLine(beginPos, tokenBuffer); + } + } + + return chompAfterLiteralOrReadToQuotelessString(tokenType, beginPos, tokenBuffer); + } + + private HjsonLexerToken readNumberLiteralOrQuotelessString(int firstCodePoint) throws TweedDataReadException { + HjsonReadPosition beginPos = currentPos.copy(); + StringBuilder tokenBuffer = new StringBuilder(); + tokenBuffer.appendCodePoint(firstCodePoint); + + int codePoint = firstCodePoint; + + if (codePoint == '-') { + codePoint = eatCodePoint(); + if (codePoint == -1) { + throw TweedDataReadException.builder().message("Unexpected end of number at " + currentPos).build(); + } + tokenBuffer.appendCodePoint(codePoint); + } + + if (!isDigit(codePoint)) { + return readQuotelessStringToEndOfLine(beginPos, tokenBuffer); + } + boolean startsWithZero = codePoint == '0'; + codePoint = peekCodePoint(); + if (startsWithZero && isDigit(codePoint)) { + return readQuotelessStringToEndOfLine(beginPos, tokenBuffer); + } + + eatManyDigitsToBuffer(tokenBuffer); + + if (peekCodePoint() == '.') { + tokenBuffer.appendCodePoint(eatCodePoint()); + codePoint = eatCodePoint(); + tokenBuffer.appendCodePoint(codePoint); + if (!isDigit(codePoint)) { + return readQuotelessStringToEndOfLine(beginPos, tokenBuffer); + } + eatManyDigitsToBuffer(tokenBuffer); + } + if (peekCodePoint() == 'e' || peekCodePoint() == 'E') { + tokenBuffer.appendCodePoint(eatCodePoint()); + codePoint = eatCodePoint(); + tokenBuffer.appendCodePoint(codePoint); + if (codePoint == '+' || codePoint == '-') { + codePoint = eatCodePoint(); + tokenBuffer.appendCodePoint(codePoint); + } + if (!isDigit(codePoint)) { + return readQuotelessStringToEndOfLine(beginPos, tokenBuffer); + } + eatManyDigitsToBuffer(tokenBuffer); + } + + return chompAfterLiteralOrReadToQuotelessString(HjsonLexerToken.Type.NUMBER, beginPos, tokenBuffer); + } + + private void eatManyDigitsToBuffer(StringBuilder buffer) throws TweedDataReadException { + while (true) { + int codePoint = peekCodePoint(); + if (!isDigit(codePoint)) { + break; + } + buffer.appendCodePoint(eatCodePoint()); + } + } + + private HjsonLexerToken chompAfterLiteralOrReadToQuotelessString( + HjsonLexerToken.Type tokenType, + HjsonReadPosition beginPos, + StringBuilder tokenBuffer + ) throws TweedDataReadException { + int literalEndLength = tokenBuffer.length(); + HjsonReadPosition literalEndPos = currentPos.copy(); + + while (true) { + int peek = peekCodePoint(); + if (peek == -1 || peek == ',' || peek == '\n' || peek == '#' || peek == ']' || peek == '}') { + tokenBuffer.setLength(literalEndLength); + return new HjsonLexerToken(tokenType, beginPos, literalEndPos, tokenBuffer); + } else if (peek == '/') { + int peek2 = peek2CodePoint(); + if (peek2 == '/' || peek2 == '*') { + tokenBuffer.setLength(literalEndLength); + return new HjsonLexerToken(tokenType, beginPos, literalEndPos, tokenBuffer); + } else { + return readQuotelessStringToEndOfLine(beginPos, tokenBuffer); + } + } else if (!isInlineWhitespace(peek)) { + return readQuotelessStringToEndOfLine(beginPos, tokenBuffer); + } + + tokenBuffer.appendCodePoint(eatCodePoint()); + } + } + + private HjsonLexerToken readQuotelessStringToEndOfLine( + HjsonReadPosition beginPos, + StringBuilder tokenBuffer + ) throws TweedDataReadException { + int lastNonWhitespaceLength = tokenBuffer.length(); + while (true) { + int codePoint = peekCodePoint(); + if (codePoint == -1 || codePoint == '\n') { + tokenBuffer.setLength(lastNonWhitespaceLength); + return new HjsonLexerToken( + HjsonLexerToken.Type.QUOTELESS_STRING, + beginPos, + currentPos.copy(), + tokenBuffer + ); + } else { + tokenBuffer.appendCodePoint(eatCodePoint()); + if (!isInlineWhitespace(codePoint)) { + lastNonWhitespaceLength = tokenBuffer.length(); + } + } + } + } + + private void chompMultilineStringIndent(int count) throws TweedDataReadException { + for (int i = 0; i < count; i++) { + int codePoint = eatCodePoint(); + if (codePoint == -1) { + return; + } else if (!isInlineWhitespace(codePoint)) { + throw TweedDataReadException.builder().message("Illegal indent at " + currentPos + ", expected " + count + " whitespace characters").build(); + } + } + } + + private void chompInlineWhitespaceAndComments() throws TweedDataReadException { + while (true) { + int peek = peekCodePoint(); + if (isInlineWhitespace(peek)) { + eatCodePoint(); + } else if (peek == '#') { + eatCodePoint(); + chompToEndOfLine(); + } else if (peek == '/') { + int peek2 = peek2CodePoint(); + if (peek2 == '/') { + eatCodePoint(); + eatCodePoint(); + chompToEndOfLine(); + } else if (peek2 == '*') { + eatCodePoint(); + eatCodePoint(); + chompToEndOfBlockComment(); + } + } else { + break; + } + } + } + + private void chompToEndOfLine() throws TweedDataReadException { + while (true) { + int codePoint = eatCodePoint(); + if (codePoint == -1 || codePoint == '\n') { + break; + } + } + } + + private void chompToEndOfBlockComment() throws TweedDataReadException { + boolean lastWasAsterisk = false; + while (true) { + int codePoint = eatCodePoint(); + if (codePoint == -1) { + throw TweedDataReadException.builder().message("Unterminated block comment at end of file " + currentPos).build(); + } else if (codePoint == '*') { + lastWasAsterisk = true; + } else if (lastWasAsterisk && codePoint == '/') { + break; + } + } + } + + private boolean isPunctuator(int codePoint) { + return codePoint == ',' || codePoint == ':' || codePoint == '[' || codePoint == ']' || codePoint == '{' || codePoint == '}'; + } + + private boolean isDigit(int codePoint) { + return codePoint >= '0' && codePoint <= '9'; + } + + private boolean isInlineWhitespace(int codePoint) { + return codePoint == ' ' || codePoint == '\t' || codePoint == '\r'; + } + + private int peek2CodePoint() throws TweedDataReadException { + if (peeked2CodePoint == EMPTY_CODEPOINT) { + if (peekedCodePoint == EMPTY_CODEPOINT) { + peekedCodePoint = readCodePoint(); + } + peeked2CodePoint = readCodePoint(); + } + return peeked2CodePoint; + } + + private int peekCodePoint() throws TweedDataReadException { + if (peekedCodePoint == EMPTY_CODEPOINT) { + peekedCodePoint = readCodePoint(); + } + return peekedCodePoint; + } + + private int eatCodePoint() throws TweedDataReadException { + int codePoint; + if (peekedCodePoint != EMPTY_CODEPOINT) { + codePoint = peekedCodePoint; + peekedCodePoint = peeked2CodePoint; + peeked2CodePoint = EMPTY_CODEPOINT; + } else { + codePoint = readCodePoint(); + } + if (codePoint == '\n') { + currentPos.nextLine(); + } else { + currentPos.nextCodepoint(); + } + return codePoint; + } + + private int readCodePoint() throws TweedDataReadException { + try { + return reader.read(); + } catch (IOException e) { + throw TweedDataReadException.builder().message("Failed to read character from input at " + currentPos).cause(e).build(); + } + } +} diff --git a/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonLexerToken.java b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonLexerToken.java new file mode 100644 index 0000000..c3563f6 --- /dev/null +++ b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonLexerToken.java @@ -0,0 +1,61 @@ +package de.siphalor.tweed5.data.hjson; + +import lombok.EqualsAndHashCode; +import lombok.Value; +import org.jetbrains.annotations.ApiStatus; +import org.jetbrains.annotations.Nullable; + +@ApiStatus.Internal +@Value +public class HjsonLexerToken { + Type type; + HjsonReadPosition begin; + HjsonReadPosition end; + @EqualsAndHashCode.Exclude + @Nullable + CharSequence content; + + @EqualsAndHashCode.Include + @Nullable + public String contentString() { + return content == null ? null : content.toString(); + } + + public String toString() { + StringBuilder stringBuilder = new StringBuilder(); + stringBuilder.append(type.toString()); + if (content != null) { + stringBuilder.append(" (\""); + stringBuilder.append(content); + stringBuilder.append("\")"); + } + + stringBuilder.append(" at "); + stringBuilder.append(begin); + + if (!begin.equals(end)) { + stringBuilder.append(" to "); + stringBuilder.append(end); + } + return stringBuilder.toString(); + } + + enum Type { + EOF, + BRACKET_OPEN, + BRACKET_CLOSE, + BRACE_OPEN, + BRACE_CLOSE, + COMMA, + COLON, + LINE_FEED, + + NULL, + TRUE, + FALSE, + NUMBER, + QUOTELESS_STRING, + JSON_STRING, + MULTILINE_STRING, + } +} diff --git a/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonReadPosition.java b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonReadPosition.java new file mode 100644 index 0000000..eceb9fa --- /dev/null +++ b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonReadPosition.java @@ -0,0 +1,32 @@ +package de.siphalor.tweed5.data.hjson; + +import lombok.*; +import org.jetbrains.annotations.ApiStatus; + +@ApiStatus.Internal +@NoArgsConstructor +@AllArgsConstructor +@EqualsAndHashCode +@Getter +class HjsonReadPosition { + private int line = 1; + private int index; + + public void nextCodepoint() { + index++; + } + + public void nextLine() { + line++; + index = 0; + } + + public HjsonReadPosition copy() { + return new HjsonReadPosition(line, index); + } + + @Override + public String toString() { + return line + ":" + index; + } +} diff --git a/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonReader.java b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonReader.java new file mode 100644 index 0000000..9d251ad --- /dev/null +++ b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonReader.java @@ -0,0 +1,642 @@ +package de.siphalor.tweed5.data.hjson; + +import de.siphalor.tweed5.dataapi.api.*; + +import java.util.*; +import java.util.stream.Collectors; + +public class HjsonReader implements TweedDataReader { + private final HjsonLexer lexer; + private final Deque contexts; + private State state = State.BEFORE_VALUE; + + private HjsonLexerToken peekedLexerToken; + + private TweedDataToken peekedToken; + + public HjsonReader(HjsonLexer lexer) { + this.lexer = lexer; + this.contexts = new LinkedList<>(); + this.contexts.push(Context.VALUE); + } + + @Override + public TweedDataToken peekToken() throws TweedDataReadException { + if (peekedToken == null) { + peekedToken = nextToken(); + } + return peekedToken; + } + + @Override + public TweedDataToken readToken() throws TweedDataReadException { + if (peekedToken != null) { + TweedDataToken token = peekedToken; + peekedToken = null; + return token; + } + return nextToken(); + } + + private TweedDataToken nextToken() throws TweedDataReadException { + Context currentContext = currentContext(); + switch (currentContext) { + case OBJECT: + return nextObjectToken(); + case LIST: + return nextListToken(); + case VALUE: + return nextValueToken(); + } + // unreachable + throw new IllegalStateException("Illegal context " + currentContext); + } + + private TweedDataToken nextObjectToken() throws TweedDataReadException { + if (state == State.AFTER_OBJECT_KEY) { + chompLineFeedTokensInGeneral(); + + HjsonLexerToken lexerToken = eatGeneralLexerToken(); + if (lexerToken.type() == HjsonLexerToken.Type.COLON) { + state = State.BEFORE_VALUE; + } else { + throw createIllegalTokenException(lexerToken, HjsonLexerToken.Type.COLON); + } + } + + if (state == State.BEFORE_VALUE) { + return TweedDataTokens.asMapEntryValue(nextValueToken()); + } + + if (state == State.AFTER_VALUE) { + HjsonLexerToken lexerToken = eatGeneralLexerToken(); + if (lexerToken.type() == HjsonLexerToken.Type.BRACE_CLOSE) { + contexts.pop(); + state = State.AFTER_VALUE; + return TweedDataTokens.getMapEnd(); + } else if (lexerToken.type() == HjsonLexerToken.Type.LINE_FEED || lexerToken.type() == HjsonLexerToken.Type.COMMA) { + state = State.BEFORE_OBJECT_KEY; + } else { + throw createIllegalTokenException(lexerToken, HjsonLexerToken.Type.BRACE_CLOSE, HjsonLexerToken.Type.LINE_FEED, HjsonLexerToken.Type.COMMA); + } + } + + if (state == State.BEFORE_OBJECT_KEY) { + chompLineFeedTokensInObject(); + + HjsonLexerToken lexerToken = eatObjectLexerToken(); + if (lexerToken.type() == HjsonLexerToken.Type.BRACE_CLOSE) { + contexts.pop(); + state = State.AFTER_VALUE; + return TweedDataTokens.getMapEnd(); + } else if (lexerToken.type() == HjsonLexerToken.Type.QUOTELESS_STRING || lexerToken.type() == HjsonLexerToken.Type.JSON_STRING) { + state = State.AFTER_OBJECT_KEY; + return TweedDataTokens.asMapEntryKey(createStringToken(lexerToken)); + } else { + throw createIllegalTokenException(lexerToken, HjsonLexerToken.Type.BRACE_CLOSE, HjsonLexerToken.Type.QUOTELESS_STRING, HjsonLexerToken.Type.JSON_STRING); + } + } + + throw createIllegalStateException(); + } + + private TweedDataToken nextListToken() throws TweedDataReadException { + if (state == State.AFTER_VALUE) { + HjsonLexerToken lexerToken = eatGeneralLexerToken(); + if (lexerToken.type() == HjsonLexerToken.Type.BRACKET_CLOSE) { + contexts.pop(); + state = State.AFTER_VALUE; + return TweedDataTokens.getListEnd(); + } else if (lexerToken.type() == HjsonLexerToken.Type.COMMA || lexerToken.type() == HjsonLexerToken.Type.LINE_FEED) { + state = State.BEFORE_VALUE; + } else { + throw createIllegalTokenException(lexerToken, HjsonLexerToken.Type.BRACKET_CLOSE, HjsonLexerToken.Type.COMMA, HjsonLexerToken.Type.LINE_FEED); + } + } + + if (state == State.BEFORE_VALUE) { + chompLineFeedTokensInGeneral(); + + HjsonLexerToken lexerToken = peekGeneralLexerToken(); + if (lexerToken.type() == HjsonLexerToken.Type.BRACKET_CLOSE) { + eatGeneralLexerToken(); + contexts.pop(); + state = State.AFTER_VALUE; + return TweedDataTokens.getListEnd(); + } + return TweedDataTokens.asListValue(nextValueToken()); + } + + throw createIllegalStateException(); + } + + private TweedDataToken nextValueToken() throws TweedDataReadException { + chompLineFeedTokensInGeneral(); + HjsonLexerToken lexerToken = eatGeneralLexerToken(); + switch (lexerToken.type()) { + case NULL: + state = State.AFTER_VALUE; + return TweedDataTokens.getNull(); + case TRUE: + case FALSE: + state = State.AFTER_VALUE; + return createBooleanToken(lexerToken); + case NUMBER: + state = State.AFTER_VALUE; + return createNumberToken(lexerToken); + case QUOTELESS_STRING: + case JSON_STRING: + case MULTILINE_STRING: + state = State.AFTER_VALUE; + return createStringToken(lexerToken); + case BRACKET_OPEN: + state = State.BEFORE_VALUE; + contexts.push(Context.LIST); + return TweedDataTokens.getListStart(); + case BRACE_OPEN: + state = State.BEFORE_OBJECT_KEY; + contexts.push(Context.OBJECT); + return TweedDataTokens.getMapStart(); + default: + throw createIllegalTokenException( + lexerToken, + HjsonLexerToken.Type.NULL, + HjsonLexerToken.Type.TRUE, + HjsonLexerToken.Type.FALSE, + HjsonLexerToken.Type.NUMBER, + HjsonLexerToken.Type.QUOTELESS_STRING, + HjsonLexerToken.Type.JSON_STRING, + HjsonLexerToken.Type.MULTILINE_STRING, + HjsonLexerToken.Type.BRACKET_OPEN, + HjsonLexerToken.Type.BRACE_OPEN + ); + } + } + + private void chompLineFeedTokensInGeneral() throws TweedDataReadException { + while (peekGeneralLexerToken().type() == HjsonLexerToken.Type.LINE_FEED) { + eatGeneralLexerToken(); + } + } + + private void chompLineFeedTokensInObject() throws TweedDataReadException { + while (peekObjectLexerToken().type() == HjsonLexerToken.Type.LINE_FEED) { + eatObjectLexerToken(); + } + } + + private TweedDataToken createBooleanToken(HjsonLexerToken lexerToken) { + return new TweedDataToken() { + @Override + public boolean canReadAsBoolean() { + return true; + } + + @Override + public boolean readAsBoolean() { + return lexerToken.type() == HjsonLexerToken.Type.TRUE; + } + + @Override + public String toString() { + return "HJSON boolean token [" + lexerToken + "]"; + } + }; + } + + private TweedDataToken createNumberToken(HjsonLexerToken lexerToken) { + assert lexerToken.content() != null; + return new TweedDataToken() { + private Long tryLong; + private Double tryDouble; + private boolean fraction; + private boolean mantissaTooLarge; + private boolean exponentTooLarge; + + @Override + public boolean canReadAsByte() { + tryReadLong(); + return isValidIntegerValue(Byte.MIN_VALUE, Byte.MAX_VALUE); + } + + @Override + public byte readAsByte() throws TweedDataReadException { + tryReadLong(); + requireValidIntegerValue(Byte.MIN_VALUE, Byte.MAX_VALUE); + return tryLong.byteValue(); + } + + @Override + public boolean canReadAsShort() { + tryReadLong(); + return isValidIntegerValue(Short.MIN_VALUE, Short.MAX_VALUE); + } + + @Override + public short readAsShort() throws TweedDataReadException { + tryReadLong(); + requireValidIntegerValue(Short.MIN_VALUE, Short.MAX_VALUE); + return tryLong.shortValue(); + } + + @Override + public boolean canReadAsInt() { + tryReadLong(); + return isValidIntegerValue(Integer.MIN_VALUE, Integer.MAX_VALUE); + } + + @Override + public int readAsInt() throws TweedDataReadException { + tryReadLong(); + requireValidIntegerValue(Integer.MIN_VALUE, Integer.MAX_VALUE); + return tryLong.intValue(); + } + + @Override + public boolean canReadAsLong() { + tryReadLong(); + return !mantissaTooLarge && !exponentTooLarge && !fraction; + } + + @Override + public long readAsLong() throws TweedDataReadException { + tryReadLong(); + requireValidIntegerValue(Long.MIN_VALUE, Long.MAX_VALUE); + return tryLong; + } + + private boolean isValidIntegerValue(long min, long max) { + return !mantissaTooLarge && !exponentTooLarge && !fraction && tryLong != null && tryLong >= min && tryLong <= max; + } + + private void requireValidIntegerValue(long min, long max) throws TweedDataReadException { + if (mantissaTooLarge) { + throw TweedDataReadException.builder() + .message("Mantissa of number is too large! (" + lexerToken + ")") + .recoverable(TweedDataReaderRecoverMode.SKIP) + .build(); + } + if (exponentTooLarge) { + throw TweedDataReadException.builder() + .message("Exponent of number is too large! (" + lexerToken + ")") + .recoverable(TweedDataReaderRecoverMode.SKIP) + .build(); + } + if (fraction) { + throw TweedDataReadException.builder() + .message("Fractional number cannot be read as non-fractional! (" + lexerToken + ")") + .recoverable(TweedDataReaderRecoverMode.SKIP) + .build(); + } + if (tryLong < min) { + throw TweedDataReadException.builder() + .message("Number is too low for data type, minimum is " + min + " at " + lexerToken) + .recoverable(TweedDataReaderRecoverMode.SKIP) + .build(); + } + if (tryLong > max) { + throw TweedDataReadException.builder() + .message("Number is too large for data type, maximum is " + max + " at " + lexerToken) + .recoverable(TweedDataReaderRecoverMode.SKIP) + .build(); + } + } + + private void tryReadLong() { + if (tryLong != null) { + return; + } + PrimitiveIterator.OfInt iterator = lexerToken.content().codePoints().iterator(); + long sign = 1; + int codePoint = iterator.nextInt(); + if (codePoint == '-') { + sign = -1; + codePoint = iterator.nextInt(); + } + int fractionDigits = 0; + try { + tryLong = 0L; + boolean inFraction = false; + do { + tryLong = Math.addExact(Math.multiplyExact(tryLong, 10L), (long) (codePoint - '0')); + if (inFraction) { + fractionDigits++; + } + + if (!iterator.hasNext()) { + tryLong *= sign; + if (fractionDigits > 0) { + fraction = true; + } + return; + } + codePoint = iterator.nextInt(); + if (!inFraction && codePoint == '.') { + inFraction = true; + codePoint = iterator.nextInt(); + } + } while (isDigit(codePoint)); + tryLong *= sign; + } catch (ArithmeticException ignored) { + mantissaTooLarge = true; + return; + } + + int exponent = 0; + if (codePoint == 'e' || codePoint == 'E') { + codePoint = iterator.nextInt(); + boolean negativeExponent = false; + if (codePoint == '+') { + codePoint = iterator.nextInt(); + } else if (codePoint == '-') { + codePoint = iterator.nextInt(); + negativeExponent = true; + } + try { + while (true) { + exponent = Math.addExact(Math.multiplyExact(exponent, 10), codePoint - '0'); + if (!iterator.hasNext()) { + break; + } + codePoint = iterator.nextInt(); + } + if (negativeExponent) { + exponent = -exponent; + } + } catch (ArithmeticException ignored) { + exponentTooLarge = true; + } + } + + exponent -= fractionDigits; + + applyLongExponent(exponent); + } + + private void applyLongExponent(int exponent) { + if (exponent < 0) { + long factor = 1L; + while (exponent < 0) { + factor *= 10L; + exponent++; + } + if (tryLong != tryLong / factor * factor) { + fraction = true; + return; + } + tryLong /= factor; + } else { + try { + while (exponent > 0) { + tryLong = Math.multiplyExact(tryLong, 10L); + exponent--; + } + } catch (ArithmeticException ignored) { + exponentTooLarge = true; + } + } + } + + @Override + public boolean canReadAsFloat() { + tryReadDouble(); + return Float.isFinite(tryDouble.floatValue()); + } + + @Override + public float readAsFloat() throws TweedDataReadException { + tryReadDouble(); + float value = tryDouble.floatValue(); + if (Float.isInfinite(value)) { + throw TweedDataReadException.builder() + .message("Number is out of range from " + (-Float.MAX_VALUE) + " to " + Float.MAX_VALUE + " at " + lexerToken) + .recoverable(TweedDataReaderRecoverMode.SKIP) + .build(); + } + return value; + } + + @Override + public boolean canReadAsDouble() { + tryReadDouble(); + return Double.isFinite(tryDouble); + } + + @Override + public double readAsDouble() throws TweedDataReadException { + tryReadDouble(); + if (Double.isInfinite(tryDouble)) { + throw TweedDataReadException.builder() + .message("Number is out of range form " + (-Double.MAX_VALUE) + " to " + Double.MAX_VALUE + " at " + lexerToken) + .recoverable(TweedDataReaderRecoverMode.SKIP) + .build(); + } + return tryDouble; + } + + private void tryReadDouble() { + if (tryDouble != null) { + return; + } + + boolean negative = false; + PrimitiveIterator.OfInt iterator = lexerToken.content().codePoints().iterator(); + int codePoint = iterator.nextInt(); + if (codePoint == '-') { + negative = true; + codePoint = iterator.nextInt(); + } + + double value = 0; + while (isDigit(codePoint)) { + value = value * 10 + (codePoint - '0'); + if (!iterator.hasNext()) { + tryDouble = negative ? -1D * value : value; + return; + } + codePoint = iterator.nextInt(); + } + + if (codePoint == '.') { + double factor = 0.1; + do { + codePoint = iterator.nextInt(); + if (!isDigit(codePoint)) { + break; + } + value += factor * (codePoint - '0'); + factor /= 10; + } while (iterator.hasNext()); + } + if (codePoint == 'e' || codePoint == 'E') { + codePoint = iterator.nextInt(); + double factor = 10D; + if (codePoint == '-') { + factor = 0.1D; + codePoint = iterator.nextInt(); + } else if (codePoint == '+') { + codePoint = iterator.nextInt(); + } + double exponent = 0D; + while (isDigit(codePoint)) { + exponent = exponent * 10 + (codePoint - '0'); + if (!iterator.hasNext()) { + break; + } + codePoint = iterator.nextInt(); + } + factor = Math.pow(factor, exponent); + value *= factor; + } + tryDouble = value; + } + + private boolean isDigit(int codePoint) { + return codePoint >= '0' && codePoint <= '9'; + } + + @Override + public String toString() { + return "HJSON numeric token [" + lexerToken + "]"; + } + }; + } + + private TweedDataToken createStringToken(HjsonLexerToken lexerToken) { + assert lexerToken.content() != null; + return new TweedDataToken() { + @Override + public boolean canReadAsString() { + return true; + } + + @Override + public String readAsString() throws TweedDataReadException { + if (lexerToken.type() == HjsonLexerToken.Type.QUOTELESS_STRING || lexerToken.type() == HjsonLexerToken.Type.MULTILINE_STRING) { + return lexerToken.contentString(); + } else if (lexerToken.type() == HjsonLexerToken.Type.JSON_STRING) { + return readJsonString(lexerToken.content()); + } + throw TweedDataReadException.builder().message("Unrecognized string token").recoverable(TweedDataReaderRecoverMode.SKIP).build(); + } + + private String readJsonString(CharSequence input) throws TweedDataReadException { + PrimitiveIterator.OfInt iterator = input.codePoints().iterator(); + int quoteCodePoint = iterator.nextInt(); + + boolean escaped = false; + StringBuilder stringBuilder = new StringBuilder(); + while (true) { + int codePoint = iterator.nextInt(); + if (escaped) { + escaped = false; + codePoint = getUnescapedCodePoint(codePoint); + } else if (codePoint == quoteCodePoint) { + break; + } else if (codePoint == '\\') { + escaped = true; + } + stringBuilder.appendCodePoint(codePoint); + } + + return stringBuilder.toString(); + } + + private int getUnescapedCodePoint(int codePoint) throws TweedDataReadException { + switch (codePoint) { + case 'n': + return '\n'; + case 'r': + return '\r'; + case 't': + return '\t'; + case 'f': + return '\f'; + case 'b': + return '\b'; + case '\\': + case '/': + case '"': + case '\'': + return codePoint; + default: + throw TweedDataReadException.builder() + .message("Illegal escape sequence \"\\" + String.copyValueOf(Character.toChars(codePoint)) + "\" in string " + lexerToken) + .recoverable(TweedDataReaderRecoverMode.SKIP) + .build(); + } + } + + @Override + public String toString() { + return "HJSON string token [" + lexerToken + "]"; + } + }; + } + + private TweedDataReadException createIllegalTokenException( + HjsonLexerToken actualToken, + HjsonLexerToken.Type... expected + ) { + return TweedDataReadException.builder().message( + "Illegal token " + actualToken + ", expected any of " + + Arrays.stream(expected).map(Objects::toString).collect(Collectors.joining(", ")) + ).build(); + } + + private TweedDataReadException createIllegalStateException() { + return TweedDataReadException.builder().message( + "Internal Error: Parser is in illegal state " + state + " in context " + currentContext() + ).build(); + } + + private HjsonLexerToken peekGeneralLexerToken() throws TweedDataReadException { + if (peekedLexerToken == null) { + peekedLexerToken = lexer.nextGeneralToken(); + } + return peekedLexerToken; + } + + private HjsonLexerToken peekObjectLexerToken() throws TweedDataReadException { + if (peekedLexerToken == null) { + peekedLexerToken = lexer.nextInnerObjectToken(); + } + return peekedLexerToken; + } + + private HjsonLexerToken eatGeneralLexerToken() throws TweedDataReadException { + if (peekedLexerToken != null) { + HjsonLexerToken token = peekedLexerToken; + peekedLexerToken = null; + return token; + } + return lexer.nextGeneralToken(); + } + + private HjsonLexerToken eatObjectLexerToken() throws TweedDataReadException { + if (peekedLexerToken != null) { + HjsonLexerToken token = peekedLexerToken; + peekedLexerToken = null; + return token; + } + return lexer.nextInnerObjectToken(); + } + + private Context currentContext() { + return contexts.peek(); + } + + private enum Context { + VALUE, + LIST, + OBJECT, + } + + private enum State { + BEFORE_VALUE, + AFTER_VALUE, + BEFORE_OBJECT_KEY, + AFTER_OBJECT_KEY, + } + +} diff --git a/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonSerde.java b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonSerde.java new file mode 100644 index 0000000..ea0a642 --- /dev/null +++ b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonSerde.java @@ -0,0 +1,26 @@ +package de.siphalor.tweed5.data.hjson; + +import de.siphalor.tweed5.dataapi.api.TweedDataReader; +import de.siphalor.tweed5.dataapi.api.TweedDataVisitor; +import de.siphalor.tweed5.dataapi.api.TweedSerde; + +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; + +public class HjsonSerde implements TweedSerde { + @Override + public TweedDataReader createReader(InputStream inputStream) { + return null; + } + + @Override + public TweedDataVisitor createWriter(OutputStream outputStream) throws IOException { + return null; + } + + @Override + public String getPreferredFileExtension() { + return ""; + } +} diff --git a/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonStringType.java b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonStringType.java new file mode 100644 index 0000000..5a61ec5 --- /dev/null +++ b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonStringType.java @@ -0,0 +1,8 @@ +package de.siphalor.tweed5.data.hjson; + +public enum HjsonStringType { + INLINE_QUOTELESS, + INLINE_DOUBLE_QUOTE, + INLINE_SINGLE_QUOTE, + MULTILINE_SINGLE_QUOTE, +} diff --git a/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonWriter.java b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonWriter.java new file mode 100644 index 0000000..ee8b5ae --- /dev/null +++ b/tweed5-serde-hjson/src/main/java/de/siphalor/tweed5/data/hjson/HjsonWriter.java @@ -0,0 +1,595 @@ +package de.siphalor.tweed5.data.hjson; + +import de.siphalor.tweed5.dataapi.api.TweedDataWriteException; +import de.siphalor.tweed5.dataapi.api.TweedDataWriter; +import lombok.Data; +import org.jetbrains.annotations.NotNull; + +import java.io.IOException; +import java.io.Writer; +import java.util.*; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +public class HjsonWriter implements TweedDataWriter { + private static final int PREFILL_INDENT = 10; + private static final Pattern LINE_FEED_PATTERN = Pattern.compile("\\n|\\r\\n"); + + private final Writer writer; + private final Options options; + private final Deque contexts; + private final StringBuilder indentBuffer; + private int currentIndentLevel; + private int currentIndentLength; + + public HjsonWriter(Writer writer, Options options) { + this.writer = writer; + this.options = options; + + contexts = new LinkedList<>(Collections.singleton(Context.ROOT)); + indentBuffer = new StringBuilder(options.indent.length() * PREFILL_INDENT); + for (int i = 0; i < PREFILL_INDENT; i++) { + indentBuffer.append(options.indent); + } + } + + @Override + public void visitNull() { + beforeValueWrite(); + write("null"); + afterValueWrite(); + } + + @Override + public void visitBoolean(boolean value) { + beforeValueWrite(); + write(value ? "true" : "false"); + afterValueWrite(); + } + + @Override + public void visitByte(byte value) { + beforeValueWrite(); + write(Byte.toString(value)); + afterValueWrite(); + } + + @Override + public void visitShort(short value) { + beforeValueWrite(); + write(Short.toString(value)); + afterValueWrite(); + } + + @Override + public void visitInt(int value) { + beforeValueWrite(); + write(Integer.toString(value)); + afterValueWrite(); + } + + @Override + public void visitLong(long value) { + beforeValueWrite(); + write(Long.toString(value)); + afterValueWrite(); + } + + @Override + public void visitFloat(float value) { + beforeValueWrite(); + write(Float.toString(value)); + afterValueWrite(); + } + + @Override + public void visitDouble(double value) { + beforeValueWrite(); + write(Double.toString(value)); + afterValueWrite(); + } + + @Override + public void visitString(@NotNull String value) { + beforeValueWrite(); + writeStringValue(getValueStringStringType(value), value); + afterValueWrite(); + } + + private HjsonStringType getValueStringStringType(String value) { + if (value.isEmpty() || "true".equals(value) || "false".equals(value) || "null".equals(value)) { + return HjsonStringType.INLINE_DOUBLE_QUOTE; + } + int firstCodePoint = value.codePointAt(0); + if (Character.isDigit(firstCodePoint) || Character.isWhitespace(firstCodePoint)) { + return HjsonStringType.INLINE_DOUBLE_QUOTE; + } + int lastCodePoint = value.codePointBefore(value.length()); + if (Character.isWhitespace(lastCodePoint)) { + return HjsonStringType.INLINE_DOUBLE_QUOTE; + } + + boolean singleQuoteFound = false; + boolean doubleQuoteFound = false; + int singleQuoteCount = 0; + boolean tripleSingleQuoteFound = false; + boolean punctuatorFound = false; + boolean newLineFound = false; + boolean escapeRequiredFound = false; + boolean tabFound = false; + + PrimitiveIterator.OfInt codePointIterator = value.codePoints().iterator(); + while (codePointIterator.hasNext()) { + int codePoint = codePointIterator.nextInt(); + if (codePoint == '\'') { + singleQuoteFound = true; + if (++singleQuoteCount >= 3) { + tripleSingleQuoteFound = true; + } + } else { + singleQuoteCount = 0; + if (codePoint == '"') { + doubleQuoteFound = true; + } else if (codePoint == '\n' || codePoint == '\r') { + newLineFound = true; + } else if (!punctuatorFound && isPunctuatorCodePoint(codePoint)) { + punctuatorFound = true; + } else if (codePoint == '\t') { + tabFound = true; + } else if (codePoint == '\\' || codePoint < 0x20) { + escapeRequiredFound = true; + } + } + } + + if (!punctuatorFound && !newLineFound && !tabFound && !escapeRequiredFound) { + return HjsonStringType.INLINE_QUOTELESS; + } + if (newLineFound && !tripleSingleQuoteFound) { + return HjsonStringType.MULTILINE_SINGLE_QUOTE; + } + if (singleQuoteFound || !doubleQuoteFound) { + return HjsonStringType.INLINE_DOUBLE_QUOTE; + } + return HjsonStringType.INLINE_SINGLE_QUOTE; + } + + @Override + public void visitEmptyList() { + beforeValueWrite(); + write("[]"); + afterValueWrite(); + } + + @Override + public void visitListStart() { + beforeValueWrite(); + write("["); + writeLineFeed(); + pushContext(Context.LIST); + } + + @Override + public void visitListEnd() { + requireContext(Context.LIST); + + popContext(); + writeCurrentIndent(); + write("]"); + afterValueWrite(); + } + + @Override + public void visitEmptyMap() { + beforeValueWrite(); + write("{}"); + afterValueWrite(); + } + + @Override + public void visitMapStart() { + beforeValueWrite(); + write("{"); + writeLineFeed(); + pushContext(Context.MAP); + } + + @Override + public void visitMapEntryKey(String key) { + requireContext(Context.MAP); + writeCurrentIndent(); + writeStringValue(getMapEntryKeyStringType(key), key); + write(": "); + pushContext(Context.MAP_ENTRY); + } + + private HjsonStringType getMapEntryKeyStringType(String key) { + int firstCodePoint = key.codePointAt(0); + if (firstCodePoint == '\'') { + return HjsonStringType.INLINE_DOUBLE_QUOTE; + } else if (firstCodePoint == '"'){ + return HjsonStringType.INLINE_SINGLE_QUOTE; + } + if (key.codePoints().allMatch(this::isValidMapEntryKeyCodePoint)) { + return HjsonStringType.INLINE_QUOTELESS; + } + return HjsonStringType.INLINE_DOUBLE_QUOTE; + } + + private boolean isValidMapEntryKeyCodePoint(int codePoint) { + if (codePoint < 0x21) { + return false; + } + return !isPunctuatorCodePoint(codePoint); + } + + private boolean isPunctuatorCodePoint(int codePoint) { + return codePoint == ',' || codePoint == ':' || codePoint == '[' || codePoint == ']' || codePoint == '{' || codePoint == '}'; + } + + @Override + public void visitMapEnd() { + requireContext(Context.MAP); + + popContext(); + writeCurrentIndent(); + write("}"); + afterValueWrite(); + } + + @Override + public void visitComment(String comment) { + Matcher lineFeedMatcher = LINE_FEED_PATTERN.matcher(comment); + if (lineFeedMatcher.find()) { + // Multiline + writeMultilineCommentStart(options.multilineCommentType); + + int begin = 0; + do { + writeCommentLine(options.multilineCommentType, comment, begin, lineFeedMatcher.start()); + begin = lineFeedMatcher.end(); + } while (lineFeedMatcher.find(begin)); + writeCommentLine(options.multilineCommentType, comment, begin, comment.length()); + + writeMultilineCommentEnd(options.multilineCommentType); + } else { + // Inline + writeMultilineCommentStart(options.inlineCommentType); + writeCommentLine(options.inlineCommentType, comment, 0, comment.length()); + writeMultilineCommentEnd(options.inlineCommentType); + } + } + + private void writeMultilineCommentStart(HjsonCommentType commentType) { + if (commentType == HjsonCommentType.BLOCK) { + writeCurrentIndentIfApplicable(); + write("/*"); + writeLineFeed(); + } + } + + private void writeMultilineCommentEnd(HjsonCommentType commentType) { + if (commentType == HjsonCommentType.BLOCK) { + writeCurrentIndent(); + write(" */"); + writeLineFeed(); + if (isInInlineContext()) { + writeCurrentIndent(); + } + } + } + + private void writeCommentLine(HjsonCommentType commentType, CharSequence text, int begin, int end) { + writeCurrentIndentIfApplicable(); + write(getCommentLineStart(commentType)); + write(text, begin, end); + writeLineFeed(); + } + + private CharSequence getCommentLineStart(HjsonCommentType commentType) { + switch (commentType) { + case HASH: + return "# "; + case SLASHES: + return "// "; + case BLOCK: + return " * "; + default: + throw new IllegalStateException("Unknown comment type: " + commentType); + } + } + + private void beforeValueWrite() { + requireValueContext(); + writeCurrentIndentIfApplicable(); + } + + private void afterValueWrite() { + switch (currentContext()) { + case ROOT: + case LIST: + writeLineFeed(); + break; + case MAP_ENTRY: + popContext(); + writeLineFeed(); + break; + default: + break; + } + } + + private void writeStringValue(HjsonStringType stringType, String text) { + switch (stringType) { + case INLINE_QUOTELESS: + write(text); + break; + case INLINE_DOUBLE_QUOTE: + writeJsonString(text, '"'); + break; + case INLINE_SINGLE_QUOTE: + writeJsonString(text, '\''); + break; + case MULTILINE_SINGLE_QUOTE: + writeMultilineString(text); + break; + } + } + + private void writeJsonString(String text, int quoteCodepoint) { + writeCodepoint(quoteCodepoint); + text.codePoints().forEach(codepoint -> { + if (codepoint == quoteCodepoint) { + write("\\"); + writeCodepoint(codepoint); + } else { + writeJsonStringQuotePoint(codepoint); + } + }); + writeCodepoint(quoteCodepoint); + } + + private void writeJsonStringQuotePoint(int codepoint) { + switch (codepoint) { + case '\\': + write("\\\\"); + break; + case '\b': + write("\\b"); + break; + case '\f': + write("\\f"); + break; + case '\n': + write("\\n"); + break; + case '\r': + write("\\r"); + break; + case '\t': + write("\\t"); + break; + default: + if (isValidJsonStringCodepoint(codepoint)) { + writeCodepoint(codepoint); + } else { + write(codepointToHexEscape(codepoint)); + } + break; + } + } + + private String codepointToHexEscape(int codepoint) { + StringBuilder hexEscape = new StringBuilder("\\u0000"); + hexEscape.replace(5, 6, nibbleToHex(codepoint & 0xF)); + codepoint >>= 4; + hexEscape.replace(4, 5, nibbleToHex(codepoint & 0xF)); + codepoint >>= 4; + hexEscape.replace(3, 4, nibbleToHex(codepoint & 0xF)); + codepoint >>= 4; + hexEscape.replace(2, 3, nibbleToHex(codepoint & 0xF)); + return hexEscape.toString(); + } + + private String nibbleToHex(int value) { + switch (value) { + case 0x0: return "0"; + case 0x1: return "1"; + case 0x2: return "2"; + case 0x3: return "3"; + case 0x4: return "4"; + case 0x5: return "5"; + case 0x6: return "6"; + case 0x7: return "7"; + case 0x8: return "8"; + case 0x9: return "9"; + case 0xA: return "A"; + case 0xB: return "B"; + case 0xC: return "C"; + case 0xD: return "D"; + case 0xE: return "E"; + case 0xF: return "F"; + default: + throw new IllegalArgumentException("Invalid nibble value"); + } + } + + private boolean isValidJsonStringCodepoint(int codepoint) { + return codepoint >= 0x20 && codepoint <= 0x10FFFF && codepoint != 0x21 && codepoint != 0x5C; + } + + private void writeMultilineString(String text) { + boolean inInlineContext = isInInlineContext(); + if (inInlineContext) { + writeLineFeed(); + increaseIndent(); + } + + write("'''"); + writeLineFeed(); + + Matcher matcher = LINE_FEED_PATTERN.matcher(text); + int begin = 0; + while (matcher.find(begin)) { + writeCurrentIndent(); + write(text, begin, matcher.start()); + writeLineFeed(); + begin = matcher.end(); + } + writeCurrentIndent(); + write(text, begin, text.length()); + writeLineFeed(); + + writeCurrentIndent(); + write("'''"); + + if (inInlineContext) { + decreaseIndent(); + } + } + + private boolean isInInlineContext() { + return currentContext() == Context.MAP_ENTRY; + } + + private void writeCurrentIndentIfApplicable() { + if (shouldWriteIndentInContext(currentContext())) { + writeCurrentIndent(); + } + } + + private boolean shouldWriteIndentInContext(Context context) { + return context == Context.ROOT || context == Context.LIST || context == Context.MAP; + } + + private void requireValueContext() { + requireContext(Context.ROOT, Context.LIST, Context.MAP_ENTRY); + } + + private void requireContext(Context... allowedContexts) { + Context currentContext = currentContext(); + for (Context allowedContext : allowedContexts) { + if (currentContext == allowedContext) { + return; + } + } + throw new TweedDataWriteException( + "Writer is not in correct context, expected any of " + Arrays.toString(allowedContexts) + + " but currently in " + currentContext + ); + } + + private Context currentContext() { + Context currentContext = contexts.peek(); + if (currentContext == null) { + throw new IllegalStateException("Writing has terminated"); + } + return currentContext; + } + + private void pushContext(Context context) { + switch (context) { + case ROOT: + throw new IllegalArgumentException("Root context may not be pushed"); + case LIST: + case MAP: + increaseIndent(); + break; + default: + break; + } + contexts.push(context); + } + + private void popContext() { + switch (currentContext()) { + case LIST: + case MAP: + decreaseIndent(); + break; + default: + break; + } + contexts.pop(); + } + + private void increaseIndent() { + currentIndentLevel++; + currentIndentLength = currentIndentLevel * options.indent.length(); + ensureIndentBufferLength(); + } + + private void ensureIndentBufferLength() { + while (currentIndentLength > indentBuffer.length()) { + indentBuffer.append(options.indent); + } + } + + private void decreaseIndent() { + if (currentIndentLevel == 0) { + throw new IllegalStateException("Cannot decrease indent level, already at 0"); + } + currentIndentLevel--; + currentIndentLength = currentIndentLevel * options.indent.length(); + } + + private void writeCurrentIndent() { + write(indentBuffer, 0, currentIndentLength); + } + + private void writeLineFeed() { + write(options.lineFeed); + } + + private void write(CharSequence text, int begin, int end) { + try { + writer.append(text, begin, end); + } catch (IOException e) { + throw createExceptionForIOException(e); + } + } + + private void write(CharSequence text) { + try { + writer.append(text); + } catch (IOException e) { + throw createExceptionForIOException(e); + } + } + + private void writeCodepoint(int codepoint) { + try { + writer.write(codepoint); + } catch (IOException e) { + throw createExceptionForIOException(e); + } + } + + private TweedDataWriteException createExceptionForIOException(IOException e) { + return new TweedDataWriteException("Writing Hjson failed", e); + } + + private enum Context { + ROOT, + LIST, + MAP, + MAP_ENTRY, + } + + @Data + public static class Options { + private boolean doubleQuotedInlineStrings = true; + private String indent = "\t"; + private String lineFeed = "\n"; + private HjsonCommentType inlineCommentType = HjsonCommentType.SLASHES; + private HjsonCommentType multilineCommentType = HjsonCommentType.BLOCK; + private HjsonStringType preferredInlineStringType = HjsonStringType.INLINE_QUOTELESS; + + public void inlineCommentType(HjsonCommentType commentType) { + if (commentType.block()) { + throw new IllegalArgumentException("Inline comment type must not be a block comment type: " + commentType); + } + this.inlineCommentType = commentType; + } + } +} diff --git a/tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonLexerTest.java b/tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonLexerTest.java new file mode 100644 index 0000000..e876498 --- /dev/null +++ b/tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonLexerTest.java @@ -0,0 +1,141 @@ +package de.siphalor.tweed5.data.hjson; + +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.Timeout; +import org.junit.jupiter.params.ParameterizedTest; +import org.junit.jupiter.params.provider.CsvSource; + +import java.io.StringReader; + +import static org.junit.jupiter.api.Assertions.*; + +@Timeout(value = 10, threadMode = Timeout.ThreadMode.SEPARATE_THREAD) +class HjsonLexerTest { + + @Test + void generalEof() { + HjsonLexer lexer = createLexer(""); + assertGeneralEof(lexer, new HjsonReadPosition(1, 1)); + } + + @Test + void innerObjectEof() { + HjsonLexer lexer = createLexer(""); + assertEquals( + new HjsonLexerToken( + HjsonLexerToken.Type.EOF, + new HjsonReadPosition(1, 1), + new HjsonReadPosition(1, 1), + null + ), + assertDoesNotThrow(lexer::nextGeneralToken) + ); + } + + @ParameterizedTest + @CsvSource( + delimiter = ';', + value = { + "[;BRACKET_OPEN", + "];BRACKET_CLOSE", + "{;BRACE_OPEN", + "};BRACE_CLOSE", + ":;COLON", + ",;COMMA", + } + ) + void generalTerminalToken(String input, HjsonLexerToken.Type tokenType) { + HjsonLexer lexer = createLexer(input); + + assertEquals(new HjsonLexerToken( + tokenType, + new HjsonReadPosition(1, 1), + new HjsonReadPosition(1, 1), + null + ), assertDoesNotThrow(lexer::nextGeneralToken)); + + assertGeneralEof(lexer, new HjsonReadPosition(1, 2)); + } + + @ParameterizedTest + @CsvSource( + delimiter = ';', + value = { + "[;BRACKET_OPEN", + "];BRACKET_CLOSE", + "{;BRACE_OPEN", + "};BRACE_CLOSE", + ":;COLON", + ",;COMMA", + } + ) + void innerObjectTerminalToken(String input, HjsonLexerToken.Type tokenType) { + HjsonLexer lexer = createLexer(input); + + assertEquals(new HjsonLexerToken( + tokenType, + new HjsonReadPosition(1, 1), + new HjsonReadPosition(1, 1), + null + ), assertDoesNotThrow(lexer::nextInnerObjectToken)); + + assertGeneralEof(lexer, new HjsonReadPosition(1, 2)); + } + + @ParameterizedTest + @CsvSource({ + "null,NULL", + "true,TRUE", + "false,FALSE", + }) + void generalConstants(String constant, HjsonLexerToken.Type tokenType) { + HjsonLexer lexer = createLexer(constant); + + assertEquals(new HjsonLexerToken( + tokenType, + new HjsonReadPosition(1, 1), + new HjsonReadPosition(1, constant.length()), + constant + ), assertDoesNotThrow(lexer::nextGeneralToken)); + + assertGeneralEof(lexer, new HjsonReadPosition(1, constant.length() + 1)); + } + + @ParameterizedTest + @CsvSource( + value = { + "123,0,3", + " 123 ,2,5", + "123.45,0,6", + "500e8,0,5", + "500E8,0,5", + " 789.45e-9 ,1,10", + "-45e+8,0,6", + " -12.34E-81 ,2,12", + }, + ignoreLeadingAndTrailingWhitespace = false + ) + void generalNumber(String input, int begin, int end) { + HjsonLexer lexer = createLexer(input); + + assertEquals(new HjsonLexerToken( + HjsonLexerToken.Type.NUMBER, + new HjsonReadPosition(1, begin + 1), + new HjsonReadPosition(1, end), + input.substring(begin, end) + ), assertDoesNotThrow(lexer::nextGeneralToken)); + + assertGeneralEof(lexer, new HjsonReadPosition(1, input.length() + 1)); + } + + private HjsonLexer createLexer(String input) { + return new HjsonLexer(new StringReader(input)); + } + + private static void assertGeneralEof(HjsonLexer lexer, HjsonReadPosition position) { + assertEquals( + new HjsonLexerToken(HjsonLexerToken.Type.EOF, position, position, null), + assertDoesNotThrow(lexer::nextGeneralToken) + ); + } +} \ No newline at end of file diff --git a/tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonReaderTest.java b/tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonReaderTest.java new file mode 100644 index 0000000..9141798 --- /dev/null +++ b/tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonReaderTest.java @@ -0,0 +1,175 @@ +package de.siphalor.tweed5.data.hjson; + +import de.siphalor.tweed5.dataapi.api.TweedDataReadException; +import de.siphalor.tweed5.dataapi.api.TweedDataToken; +import org.junit.jupiter.api.Timeout; +import org.junit.jupiter.params.ParameterizedTest; +import org.junit.jupiter.params.provider.CsvSource; +import org.junit.jupiter.params.provider.ValueSource; + +import java.io.StringReader; + +import static org.junit.jupiter.api.Assertions.*; + +@Timeout(value = 10, threadMode = Timeout.ThreadMode.SEPARATE_THREAD) +class HjsonReaderTest { + private static final double DOUBLE_PRECISION = 0.000000001D; + + @ParameterizedTest + @CsvSource({ + "127,127", + "-128,-128", + "1.23e2,123", + "1230E-1,123", + }) + void testByte(String input, byte expected) { + HjsonReader hjsonReader = setupReaderWithLexer(input); + TweedDataToken token = assertDoesNotThrow(hjsonReader::readToken); + assertEquals(expected, assertDoesNotThrow(token::readAsByte)); + assertTrue(token.canReadAsByte()); + } + + @ParameterizedTest + @ValueSource(strings = { + "128", + "1.23", + "-129", + "1.23e3", + "123E-1", + }) + void testByteIllegal(String input) { + HjsonReader hjsonReader = setupReaderWithLexer(input); + TweedDataToken token = assertDoesNotThrow(hjsonReader::readToken); + assertThrows(TweedDataReadException.class, token::readAsByte); + assertFalse(token.canReadAsByte()); + } + + @ParameterizedTest + @CsvSource(value = { + "123,123", + "123e4,1230000", + "9.87e3,9870", + "45670E-1,4567", + "-123.56E+5,-12356000", + }) + void testInteger(String input, int expected) { + HjsonReader hjsonReader = setupReaderWithLexer(input); + TweedDataToken token = assertDoesNotThrow(hjsonReader::readToken); + assertEquals(expected, assertDoesNotThrow(token::readAsInt)); + assertTrue(token.canReadAsInt()); + } + + @ParameterizedTest + @CsvSource( + ignoreLeadingAndTrailingWhitespace = false, + value = { + "123,123", + "12.34,12.34", + "123456789.123456789,123456789.123456789", + "1234.057e8,123405700000", + "987.654E-5,0.00987654", + } + ) + void testDouble(String input, double expected) { + HjsonReader hjsonReader = setupReaderWithLexer(input); + TweedDataToken token = assertDoesNotThrow(hjsonReader::readToken); + assertEquals(expected, assertDoesNotThrow(token::readAsDouble), DOUBLE_PRECISION); + assertTrue(token.canReadAsDouble()); + } + + @ParameterizedTest + @ValueSource(strings = { + "{test:abc\ncdef:123\na:true}", + "\n{test: abc \ncdef:123,a\n:\ntrue\n}", + "// \n{\n\ttest:abc\ncdef:123e0,a: true ,}", + }) + void testObject(String input) { + HjsonReader hjsonReader = setupReaderWithLexer(input); + TweedDataToken token; + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isMapStart()); + + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isMapEntryKey()); + assertTrue(token.canReadAsString()); + assertEquals("test", assertDoesNotThrow(token::readAsString)); + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isMapEntryValue()); + assertTrue(token.canReadAsString()); + assertEquals("abc", assertDoesNotThrow(token::readAsString)); + + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isMapEntryKey()); + assertTrue(token.canReadAsString()); + assertEquals("cdef", assertDoesNotThrow(token::readAsString)); + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isMapEntryValue()); + assertTrue(token.canReadAsInt()); + assertEquals(123, assertDoesNotThrow(token::readAsInt)); + + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isMapEntryKey()); + assertTrue(token.canReadAsString()); + assertEquals("a", assertDoesNotThrow(token::readAsString)); + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isMapEntryValue()); + assertTrue(token.canReadAsBoolean()); + assertEquals(true, assertDoesNotThrow(token::readAsBoolean)); + + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isMapEnd()); + } + + @ParameterizedTest + @ValueSource(strings = { + "[12,34,56]", + "[12\n34\n\t56]", + "[\n12\n\t\t34\n\t56\n]", + "[\n12,34\n\t56\n]", + }) + void testArray(String input) { + HjsonReader hjsonReader = setupReaderWithLexer(input); + TweedDataToken token; + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isListStart()); + + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isListValue()); + assertTrue(token.canReadAsInt()); + assertEquals(12, assertDoesNotThrow(token::readAsInt)); + + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isListValue()); + assertTrue(token.canReadAsInt()); + assertEquals(34, assertDoesNotThrow(token::readAsInt)); + + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isListValue()); + assertTrue(token.canReadAsInt()); + assertEquals(56, assertDoesNotThrow(token::readAsInt)); + + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isListEnd()); + } + + @ParameterizedTest + @ValueSource(strings = { + "[]", + "[\n\n]", + "[ ]", + "[\n\t\t]", + }) + void testEmptyArray(String input) { + HjsonReader hjsonReader = setupReaderWithLexer(input); + TweedDataToken token; + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isListStart()); + + token = assertDoesNotThrow(hjsonReader::readToken); + assertTrue(token.isListEnd()); + } + + private HjsonReader setupReaderWithLexer(String input) { + return new HjsonReader(new HjsonLexer(new StringReader(input))); + } +} \ No newline at end of file diff --git a/tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonWriterTest.java b/tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonWriterTest.java new file mode 100644 index 0000000..3ffb217 --- /dev/null +++ b/tweed5-serde-hjson/src/test/java/de/siphalor/tweed5/data/hjson/HjsonWriterTest.java @@ -0,0 +1,57 @@ +package de.siphalor.tweed5.data.hjson; + +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; + +import java.io.StringWriter; + +import static org.junit.jupiter.api.Assertions.assertEquals; + +class HjsonWriterTest { + private HjsonWriter writer; + private StringWriter stringWriter; + + @BeforeEach + void setUp() { + stringWriter = new StringWriter(); + } + + @Test + void complex() { + setUpHjsonWriter(new HjsonWriter.Options()); + + writer.visitMapStart(); + writer.visitMapEntryKey("test"); + writer.visitBoolean(false); + writer.visitMapEntryKey("null"); + writer.visitNull(); + writer.visitMapEntryKey("a list"); + writer.visitListStart(); + writer.visitInt(12); + writer.visitInt(34); + writer.visitString("Testing\n multiline\nstuff"); + writer.visitListEnd(); + writer.visitMapEnd(); + + assertEquals( + "{\n" + + "\ttest: false\n" + + "\tnull: null\n" + + "\t\"a list\": [\n" + + "\t\t12\n" + + "\t\t34\n" + + "\t\t'''\n" + + "\t\tTesting\n" + + "\t\t multiline\n" + + "\t\tstuff\n" + + "\t\t'''\n" + + "\t]\n" + + "}\n", + stringWriter.toString() + ); + } + + void setUpHjsonWriter(HjsonWriter.Options options) { + writer = new HjsonWriter(stringWriter, options); + } +} \ No newline at end of file