can use our new task we have to declare it with
<a href="http://ant.apache.org/manual/Tasks/taskdef.html" target="_blank">
<code>&lt;taskdef&gt;</code> [2]</a>. And for easier process we change the default clause:</p>
<pre class="code">
&lt;?xml version="1.0" encoding="ISO-8859-1"?&gt;
&lt;project name="MyTask" basedir="." default="<b>use</b>"&gt;

    ...

    <b>&lt;target name="use" description="Use the Task" depends="jar"&gt;
        &lt;taskdef name="helloworld" classname="HelloWorld" classpath="${ant.