lt;echo&gt;Hello World&lt;/echo&gt;</tt>.
For that you have to provide a <tt>public void addText(String text)</tt> method.</p>
<pre class="code">
...
public class HelloWorld extends Task {
    private String message;
    ...
    public void addText(String text) {
        message = text;
    }
    ...
}
</pre>
<p>But here properties are <b>not</b> resolved! For resolving properties we have to use
Project's <tt>replaceProperties(String propname) : String</tt> method which takes the
property name as argument a