Generic findViewById

gistfile1.txt

public class ViewFinder {

	@SuppressWarnings("unchecked")
	public static <T extends View> T find(Activity activity, int id) {
		return (T) activity.findViewById(id);
	}

	@SuppressWarnings("unchecked")
	public static <T extends View> T find(Fragment fragment, int id) {
		return (T) fragment.getView().findViewById(id);
	}

	@SuppressWarnings("unchecked")
	public static <T extends View> T find(View view, int id) {
		return (T) view.findViewById(id);
	}
}

gistfile2.txt

// Example code, no casting required
RelativeLayout bottombar = ViewFinder.find(this, R.id.bottom_bar);