ant build sample

build.xml

<?xml version="1.0" encoding="utf-8" ?>

<!DOCTYPE project>

<project name="income" default="usage" basedir=".">
  <property name="project-name" value="income"/>

  <property name="build" value="build"/>
  <property name="lib" value="/usr/share/java/"/>
  <property name="src" value="income/"/>
  <property name="build.classes"      value="${build}/classes" />
  <property file="build.properties"/>


  <property name="jar.dir"     value="${build}/jar"/>
  <property name="jar-file-name"      value="${project-name}" />

  <path id="Third-Part Lib">
    <fileset dir="${lib}">
      <include name="**/*.jar" />
    </fileset>
  </path>

  <target name="prepare" >
    <mkdir dir="${build.classes}" />
    <mkdir dir="${jar.dir}" />
  </target>

  <target name="clean" >
    <delete dir="${build}" />
    <delete dir="${jar.dir}" />
  </target>

  <target name="compile" depends="clean,prepare">
    <echo message="Compiling the source code!"/>
    <javac
        srcdir="${src}"
        destdir="${build.classes}"
        deprecation="true"
        failonerror="true" debug="true"
        >
      <classpath refid="Third-Part Lib"/>
    </javac>
  </target>

  <target name="jar" depends="compile">
    <jar destfile="build/jar/IncomeCalculator.jar" basedir="build/classes">
      <manifest>
        <attribute name="Main-Class" value="income.IncomeCalculator"/>
      </manifest>
    </jar>
  </target>

  <target name="run" depends="jar">
    <java jar="build/jar/IncomeCalculator.jar" fork="true"/>
  </target>
</project>