Java Collection Empty isEmpty(Collection collection)

Description

Checks if is empty.

License

Open Source License

Parameter

Parameter	Description
T	the generic type
collection	the collection

Return

true, if is empty Null safe False if the collection passed in is null

Declaration

public static <T> boolean isEmpty(Collection<T> collection) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2006-2010 eBay Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *******************************************************************************/

import java.util.Collection;

public class Main {
    /**/*from w w  w .j a  v  a 2s .c  o m*/
     * Checks if is empty.
     *
     * @param <T> the generic type
     * @param collection the collection
     * @return true, if is empty
     * Null safe
     * False if the collection passed in is null
     */
    public static <T> boolean isEmpty(Collection<T> collection) {
        return collection == null || collection.isEmpty();
    }
}

Related

1. isEmpty(Collection