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Commons Collections example source code file (AbstractSortedBagDecorator.java)

This example Commons Collections source code file (AbstractSortedBagDecorator.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Commons Collections tags/keywords

abstractbagdecorator, abstractsortedbagdecorator, abstractsortedbagdecorator, comparator, comparator, object, object, sortedbag, sortedbag, util

The Commons Collections AbstractSortedBagDecorator.java source code

 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You 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.
package org.apache.commons.collections.bag;

import java.util.Comparator;

import org.apache.commons.collections.SortedBag;

 * Decorates another <code>SortedBag to provide additional behaviour.
 * <p>
 * Methods are forwarded directly to the decorated bag.
 * @since Commons Collections 3.0
 * @version $Revision: 646777 $ $Date: 2008-04-10 13:33:15 +0100 (Thu, 10 Apr 2008) $
 * @author Stephen Colebourne
public abstract class AbstractSortedBagDecorator
        extends AbstractBagDecorator implements SortedBag {

     * Constructor only used in deserialization, do not use otherwise.
     * @since Commons Collections 3.1
    protected AbstractSortedBagDecorator() {

     * Constructor that wraps (not copies).
     * @param bag  the bag to decorate, must not be null
     * @throws IllegalArgumentException if list is null
    protected AbstractSortedBagDecorator(SortedBag bag) {

     * Gets the bag being decorated.
     * @return the decorated bag
    protected SortedBag getSortedBag() {
        return (SortedBag) getCollection();

    public Object first() {
        return getSortedBag().first();

    public Object last() {
        return getSortedBag().last();

    public Comparator comparator() {
        return getSortedBag().comparator();


Other Commons Collections examples (source code examples)

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