build.xml

<project xmlns:ivy="antlib:org.apache.ivy.ant" name="tic-tac-toe" default="compile">
    <property name="java.dir" location="src/main/java"/>
    <property name="classes.dir" location="bin"/>
    <property name="test.dir" location="src/test/java"/>
    <property name="lib.dir" location="lib"/>
    <property name="dist.dir" location="dist"/>
    <path id="lib.path">
        <fileset dir="${lib.dir}">
            <include name="*.jar"/>
        </fileset>
    </path>

    <!-- ================================= 
          targets: compile, compile-tests           
         ================================= -->
    <target name="compile" depends="resolve">
        <mkdir dir="${classes.dir}"/>
        <javac includeantruntime="false" srcdir="${java.dir}" destdir="${classes.dir}" classpathref="lib.path"/>
    </target>
    
    <target name="compile-tests" depends="compile">
        <javac includeantruntime="false" srcdir="${test.dir}" destdir="${classes.dir}">
            <classpath refid="lib.path"/>
        </javac>
    </target>

    <!-- ================================= 
          target: clean              
         ================================= -->
    <target name="clean">
        <delete dir="${lib.dir}"/>
        <delete dir="${classes.dir}"/>
        <delete dir="${dist.dir}"/>
    </target>
    <!-- ================================= 
          target: dist              
         ================================= -->
    <target name="dist" depends="test" description="create a distribution jar">
        <mkdir dir="${dist.dir}"/>
        <jar jarfile="${dist.dir}/tictactoe.jar" basedir="${classes.dir}">
            <manifest>
                <attribute name="Created-By" value="Andrea Fey"/>
            </manifest>
        </jar>
    </target>
    
    <!-- ================================= 
          target: run-tests              
         ================================= -->
    <target name="test" depends="compile-tests" description="run JUnit tests">
        <mkdir dir="reports/junit"/>
        <junit>
            <classpath refid="lib.path"/>
            <classpath refid="ivy.path"/>
            <classpath location="${classes.dir}"/>
            <formatter type="xml"/>
            <batchtest todir="reports/junit">
                <fileset dir="${classes.dir}" includes="**/*Test*"/>
            </batchtest>
        </junit>
    </target>

    <!-- ================================= 
          target: run              
         ================================= -->
    <target name="run" depends="compile" description="play Tic-Tac-Toe from the Ant build">
        <java classname="tictactoe.TicTacToe" classpathref="ivy.path">
            <classpath location="${classes.dir}"/>
        </java>
    </target>
    
    <!-- ================================= 
          Ivy targets              
         ================================= -->
    <target name="resolve" depends="install-ivy" description="retrieve dependencies (requires ivy.jar on the classpath)">
        <ivy:resolve/>
        <ivy:retrieve/>
        <ivy:cachepath pathid="ivy.path"/>
    </target>
    
    <target name="install-ivy" depends="download-ivy" description="add Ivy taskdefs to Ant">
        <taskdef classpathref="lib.path" resource="org/apache/ivy/ant/antlib.xml" uri="antlib:org.apache.ivy.ant" classpath="${lib.dir}"/>
    </target>
    
    <target name="check-ivy" description="checks whether ivy.jar has already been downloaded">
        <available file="${lib.dir}/ivy.jar" property="skip.download"/>
    </target>

    <target name="download-ivy" depends="check-ivy" unless="skip.download" description="download ivy.jar">
        <mkdir dir="lib"/>
        <get dest="lib/ivy.jar" 
             src="http://search.maven.org/remotecontent?filepath=org/apache/ivy/ivy/2.3.0/ivy-2.3.0.jar"/>
    </target>
</project>