build.xml

<?xml version="1.0" encoding="UTF-8"?>  
  
<project name="p4tester" default="build" basedir=".">  
  
<property name="src" value="src"/>  
<property name="dest" value="build/"/>  
<property name="lib" value="build/lib"/>  
<property name="jar" value="build/p4tester.jar"/>  
  
<target name="init">  
    <mkdir dir="${dest}"/> 
    <mkdir dir="${lib}"/>  
</target>  
  
<target name="compile">  
    <javac srcdir="${src}" destdir="${dest}"/>  
</target>  
  
<target name="build">  
    <jar destfile="${jar}" basedir="${dest}">  
       <manifest>  
          <attribute name="Main-Class" value="Main"/>  
       </manifest>  
    </jar>  
</target>  
  
<target name="run">  
    <java classname="Main" classpath="${jar}"/>  
</target> 
  
<target name="clean">  
    <delete file="${jar}"/>  
    <delete dir="${dest}"/>  
    <delete dir="${lib}"/>  
</target>  
</project>