ハンドラー 内部クラス

@SuppressWarnings("hiding")
private static class MainHandler<Class> extends Handler {
	private final WeakReference<Class> klass;
	
	public MainHandler(Class mClass) {
		klass = new WeakReference<Class>(mClass);
	}
	@Override
	public void handleMessage(Message message) {
		Class mClass = klass.get();
		if (mClass == null)
			return;
		Log.v("msg","msg="+message.obj);
		tv.setText(message.obj.toString());
	}
}