Call Java class when click on a new "Document Action"

hello all,

Could you help me.

I develop a java class named "Webscript"

Webscript.java:
------------------------------

public class TestWebscript extends AbstractWebScript
{

@Override
public void execute(WebScriptRequest req, WebScriptResponse res) throws IOException {

System.out.println("Hellooooo from JAVA");
}
}

I would to call this class when I click on a new "Document Action"

Thanks a lot.

Best Regards
Root4js