Java tutorial
//package com.java2s; import android.view.View; public class Main { public static boolean shouldRedraw(View view, String tag) { if (null == view.getTag() || !view.getTag().equals(tag)) { return true; } return false; } public static boolean shouldRedraw(View view, int key, String tag) { if (null == view.getTag(key) || !view.getTag(key).equals(tag)) { return true; } return false; } }