build.xml

<project name="reverx" default="dist" basedir=".">
    <description>
        simple example build file
    </description>
  <property name="src" location="src"/>
  <property name="build" location="build"/>
  <property name="dist"  location="dist"/>
  <property name="classpath" location="lib/jnetpcap-1.3b1.jar:lib/utils.jar"/>

  <target name="compile">
    <mkdir dir="${build}"/>
    <javac srcdir="${src}" includeantruntime="false" classpath="${classpath}" destdir="${build}"/>
  </target>

  <target name="dist" depends="compile" description="generate jar file" >
    <mkdir dir="${dist}"/>
    <jar jarfile="${dist}/${ant.project.name}.jar" basedir="${build}" excludes="*.sh"/>
  </target>

  <target name="clean" description="clean up" >
    <!-- delete all .class files -->
    <delete>
        <fileset dir="." defaultexcludes="false" includes="**/*.class"/>
    </delete>
    <!-- delete ${dist} -->
  	<delete dir="${dist}"/>
  </target>
</project>