restygwt-examples/restygwt-example/src/main/java/org/fusesource/restygwt/examples/client/UI.java
@Override
    public void onModuleLoad() {
        Button button = new Button("Place Pizza Order");
        button.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                placeOrder();
            }
        });
        RootPanel.get().add(button);

        button = new Button("Do Put");
        button.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                doPut();
            }
        });
        RootPanel.get().add(button);

        button = new Button("Do A Search on Yahoo /w Jsonp");
        button.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                doJsonp();
            }
        });

        RootPanel.get().add(button);
    }
@Override
    public void onModuleLoad() {
        Button button = new Button("Place Pizza Order");
        button.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                placeOrder();
            }
        });
        RootPanel.get().add(button);

        button = new Button("Do Put");
        button.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                doPut();
            }
        });
        RootPanel.get().add(button);

        button = new Button("Do A Search on Yahoo /w Jsonp");
        button.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                doJsonp();
            }
        });

        RootPanel.get().add(button);
    }
This is the entry point method.