Java tutorial
//package com.java2s; //License from project: Apache License import java.util.Collection; public class Main { /** * Returns true if the collection is null or 0-length. * * @param collection the collection to be examined * @return true if str collection null or zero length */ public static boolean isEmpty(Collection<?> collection) { if (collection == null || collection.isEmpty() || collection.size() == 0) { return true; } else { return false; } } }