Java Collection Remove removeAll(Collection c, Object e)

Description

Removes all occurrences of e from c.

License

Open Source License

Parameter

Parameter	Description
c	the <code>Collection</code>
e	the element to remove

Declaration

public static <T> void removeAll(Collection<?> c, Object e) 

Method Source Code

//package com.java2s;
/*/*from w  ww .  ja v a2  s.  c  o  m*/
 * Copyright (c) 2013 Game Salutes.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v3
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/lgpl.html
 * 
 * Contributors:
 *     Game Salutes - Repackaging and modifications of original work under University of Chicago and Apache License 2.0 shown below
 * 
 * Repackaging from edu.uchicago.nsit.iteco.utils to com.gamesalutes.utils
 * 
 * Copyright 2008 - 2011 University of Chicago
 * 
 * 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.*;

public class Main {
    /**
     * Removes all occurrences of <code>e</code> from <code>c</code>.
     * 
     * @param c the <code>Collection</code>
     * @param e the element to remove
     */
    public static <T> void removeAll(Collection<?> c, Object e) {
        if (c instanceof List) {
            List<?> list = (List<?>) c;

            int index = -1;
            do {
                index = list.lastIndexOf(e);
                if (index != -1)
                    list.remove(index);
            } while (index != -1);

        } else if (c instanceof Set) {
            c.remove(e);
        } else {
            while (c.remove(e))
                ;
        }
    }
}

Related

1. remove(final Collection c, final Object elem)
2. remove(final int index, final Collection collection)
3. removeAll(Collection collection, Collection remove)
4. removeAll(Collection source, Set remove)
5. removeAll(Collection c, Iterable elts)
6. removeAll(Collection c, T... array)
7. removeAll(Collection c, T... array)
8. removeAll(Collection