Source for build.xml

<project name="ftptest" basedir="." default="main">
 
    <property name="src.dir"     value="src"/>
 
    <property name="build.dir"   value="build"/>
    <property name="classes.dir" value="${build.dir}/classes"/>
    <property name="jar.dir"     value="${build.dir}/jar"/>
 
    <property name="main-class"  value="FTPDownloadFileDemo"/>
    <property name="lib"  value="lib"/>
 
 
 
    <target name="clean">
        <delete dir="${build.dir}"/>
    </target>
 
<target name="compile">
    <mkdir dir="${classes.dir}"/>
    <javac srcdir="${src.dir}" destdir="${classes.dir}">
        <classpath>
               <fileset dir="${lib}">
                  <include name="**/*.jar" />
               </fileset>
         </classpath>
    </javac>
</target>
 
<target name="jar" depends="compile">
    <mkdir dir="${jar.dir}"/>
    <jar destfile="${jar.dir}/${ant.project.name}.jar" basedir="${classes.dir}">
        <manifest>
            <attribute name="Main-Class" value="${main-class}"/>
        </manifest>
        <zipgroupfileset dir="${lib}" includes="**/*.jar"/>
    </jar>
 
</target>
 
    <target name="run" depends="jar">
        <java jar="${jar.dir}/${ant.project.name}.jar" fork="true"/>
    </target>
 
    <target name="clean-build" depends="clean,jar"/>
 
    <target name="main" depends="clean,run"/>
 
</project>