Java Collection Equal equalsUnordered(Collection collection1, Collection collection2)

Description

Tests, if the two collection have the same elements.

License

Apache License

Parameter

Parameter	Description
collection1	a parameter
collection2	a parameter

Declaration

public static boolean equalsUnordered(Collection<?> collection1, Collection<?> collection2) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright 2011 Danny Kunz/*from w  w w . j  av a 2  s.  co m*/
 * 
 * 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;

public class Main {
    /**
     * Tests, if the two collection have the same elements.
     * 
     * @param collection1
     * @param collection2
     * @return
     */
    public static boolean equalsUnordered(Collection<?> collection1, Collection<?> collection2) {
        //
        boolean retval = collection1.size() == collection2.size();

        //
        for (Object iObject : collection1) {
            retval &= collection2.contains(iObject);
        }

        //
        return retval;
    }
}

Related

1. equalsNull(Collection collection)
2. equalsOne(final T o1, final Collection others)
3. equalsSet(Collection c1, Collection c2)
4. equalsSet(Collection c1, Collection c2)
5. equalsUnordered(Collection collection1, Collection collection2)
6. equalsUnorderedCollections(Collection a, Collection b)
7. equalTestData(Collection receivedDataSet)
8. getContainedEquals(Collection a, T b)
9. indexOfEquals(Collection collection, T element)