Java Collection Equal areEqual(Collection collection1, Collection collection2)

Description

are Equal

License

Apache License

Declaration

public static boolean areEqual(Collection collection1,
            Collection collection2) 

Method Source Code

//package com.java2s;
/*/*from   w  w  w. j  a v a 2 s  .  c o  m*/
 Copyright 2008 Jenkov Development

 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

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */

import java.util.Collection;
import java.util.Iterator;

public class Main {
    public static boolean areEqual(Collection collection1,
            Collection collection2) {
        if (collection1.size() != collection2.size())
            return false;

        Iterator iterator = collection1.iterator();
        while (iterator.hasNext()) {
            if (!collection2.contains(iterator.next()))
                return false;
        }
        return true;
    }
}

Related

1. allEqual(Class[] collection, Class cls)
2. allEqual(final Class[] collection, final Class cls)
3. areEqual(Collection collection1, Collection collection2)
4. compareTwoCollectionsEquality(Collection expectedAffectedFiles, Collection affectedFiles)
5. containsAtleastOneEqualString(Collection left, String right)
6. containsByEquals(Collection collection, Object obj)