Demonstration/Proof of concept code. Contained is an analysis of common parent first and child first JCL use cases using convention context classloaders together with code that demonstrates the concepts involved.

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/logging/trunk@159106 13f79535-47bb-0310-9956-ffa450edef68

demonstration/build.xml

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+<?xml version='1.0'?>
+<!-- $Id: overview.html 132718 2004-09-09 20:38:21Z rdonkin $
+  
+ Copyright 2005 The Apache Software Foundation.
+ 
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+  
+       http://www.apache.org/licenses/LICENSE-2.0
+  
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+<project name='classloader-examplars' default='build'>
+
+	<property name='build.home' value='target'/>
+	<property name='bin.tests' value='${build.home}/test-classes'/>
+	<property name='bin.caller' value='${build.home}/caller-classes'/>
+	<property name='bin.static' value='${build.home}/static-classes'/>
+	<property name='bin.docs' value='${build.home}/docs'/>
+	<property name='source' value='src/java'/>
+	
+	  <path id="static.classpath">
+	    <pathelement location="commons-logging.jar"/>
+	  	<pathelement location="log4j.jar"/>
+	  </path>
+	
+	  <path id="caller.classpath">
+	    <pathelement location="commons-logging.jar"/>
+	  	<pathelement location="log4j.jar"/>
+	  	<pathelement location="static.jar"/>
+	  </path>
+	
+	  <path id="tests.classpath">
+	    <pathelement location="commons-logging.jar"/>
+	  	<pathelement location="log4j.jar"/>
+	  	<pathelement location="static.jar"/>
+	  	<pathelement location="caller.jar"/>
+	  </path>
+	
+	  <path id="run.classpath">
+	  	<pathelement location="tests.jar"/>
+	  </path>
+
+	
+	<target name='clean'>
+		<delete dir='${build.home}'/>
+		<mkdir dir='${build.home}'/>
+		<mkdir dir='${bin.tests}'/>
+		<mkdir dir='${bin.caller}'/>
+		<mkdir dir='${bin.static}'/>
+	</target>
+	
+	<target name='build-static'>
+	    <javac srcdir="${source}"
+	           destdir="${bin.static}"
+	           debug="true">
+	    	<classpath refid="static.classpath"/>
+	    	<include name='org/apache/commons/logging/proofofconcept/staticlogger/*.java'/>
+	    </javac>
+	    <jar jarfile="static.jar"
+	         basedir="${bin.static}">
+	    </jar>
+	</target>
+	
+	<target name='build-caller'>
+	    <javac srcdir="${source}"
+	           destdir="${bin.caller}"
+	           debug="true">
+	    	<classpath refid="caller.classpath"/>
+		    	<include name='org/apache/commons/logging/proofofconcept/caller/*.java'/>
+	    </javac>
+	    <jar jarfile="caller.jar"
+	         basedir="${bin.caller}">
+	    </jar>
+	</target>
+	
+	
+	<target name='build-tests'>
+	    <javac srcdir="${source}"
+	           destdir="${bin.tests}"
+	           debug="true">
+	    	<classpath refid="tests.classpath"/>
+	    	<include name='org/apache/commons/logging/proofofconcept/runner/*.java'/>
+	    </javac>
+	    <jar jarfile="tests.jar"
+	         basedir="${bin.tests}">
+	    </jar>
+	</target>
+	
+	  <target name="javadoc">
+	  	<delete dir='${bin.docs}'/>
+	    <mkdir dir="${bin.docs}"/>
+	    <javadoc sourcepath="${source}"
+	                destdir="${bin.docs}"
+	           packagenames="org.apache.commons.logging.proofofconcept.*"
+	                 author="true"
+	                private="true"
+	                version="true"
+	               overview="${source}/overview.html"
+	               doctitle="JCL Proof Of Concept Demonstrations"
+	            windowtitle="JCL Proof Of Concept Demonstrations"
+	                 bottom='Copyright 2005 The Apache Software Foundation or its licensors, as applicable.'>
+	      <classpath  refid="static.classpath"/>
+	    </javadoc>
+	  </target>
+	
+	<target name='build' depends='build-static, build-caller, build-tests, javadoc'>
+	
+	
+	</target>
+	
+	<target name='run'>
+	    <java classname="org.apache.commons.logging.proofofconcept.runner.ParentFirstRunner" fork="yes" failonerror="true">
+	      <classpath refid="run.classpath"/>
+	    </java>
+	    <java classname="org.apache.commons.logging.proofofconcept.runner.ChildFirstRunner" fork="yes" failonerror="true">
+	      <classpath refid="run.classpath"/>
+	    </java>
+	</target>
+</project>