CheckBoxGroup checkGroup = new CheckBoxGroup();
checkGroup.setFieldLabel("Music");
checkGroup.add(check1);
checkGroup.add(check2);
checkGroup.add(check3);
checkGroup.addPlugin(plugin);
checkGroup.setData("text", "Select your favorite music type");
simple.add(checkGroup, formData);
Radio radio = new Radio();
radio.setBoxLabel("Red");