* Returns true if the invocation has been modified. Generally only
* true if the webApp has been modified.
*/
public boolean isModified()
{
Dependency depend = _dependency;
if (depend != null && depend.isModified())
return true;
WebApp app = _webApp;
if (app != null) {
depend = app.getInvocationDependency();
if (depend != null)
return depend.isModified();
}
return true;
}