@Inject
public XtextDocument(DocumentTokenSource tokenSource, ITextEditComposer composer)

public class MyUiModule extends AbstractMyUiModule {
	public MyUiModule(AbstractUIPlugin plugin) {
		super(plugin);
	}
	
	@Override
	public void configure(Binder binder) 
	{
	super.configure(binder);
        binder.bind(DocumentTokenSource.class).to(MyDocumentTokenSource.class);
	}

	
public Class<? extends DocumentTokenSource> bindDocumentTokenSource()
{
return MyDocumentTokenSource.class;
}

	public Class<? extends DocumentTokenSource> bindDocumentTokenSource(){
		return XtendDocumentTokenSource.class;
	}