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Provides a single jar containing all JAITools modules which you can use instead of including individual modules in your project. Note: It does not include the Jiffle scripting language or Jiffle image operator.

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/* ====================================================================
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2002-2004 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowledgement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgement may appear in the software itself,
 *    if and wherever such third-party acknowledgements normally appear.
 *
 * 4. The names "The Jakarta Project", "Commons", and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
 *    from this software without prior written permission. For written
 *    permission, please contact [email protected].
 *
 * 5. Products derived from this software may not be called "Apache"
 *    nor may "Apache" appear in their names without prior written
 *    permission of the Apache Software Foundation.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * .
 */
package org.apache.commons.collections;

import java.util.Collection;
import java.util.Comparator;
import java.util.SortedMap;
import java.util.TreeMap;

/**
 * A {@link Bag} that is backed by a {@link TreeMap}. 
 * Order will be maintained among the unique representative
 * members.
 *
 * @deprecated Moved to bag subpackage and rewritten internally. Due to be removed in v4.0.
 * @since Commons Collections 2.0
 * @version $Revision: 1.12 $ $Date: 2004/01/14 21:43:04 $
 * 
 * @author Chuck Burdick
 */
public class TreeBag extends DefaultMapBag implements SortedBag {

    /**
     * Constructs an empty TreeBag.
     */
    public TreeBag() {
        super(new TreeMap());
    }

    /**
     * Constructs an empty {@link Bag} that maintains order on its unique
     * representative members according to the given {@link Comparator}.
     * 
     * @param comparator  the comparator to use
     */
    public TreeBag(Comparator comparator) {
        super(new TreeMap(comparator));
    }

    /**
     * Constructs a {@link Bag} containing all the members of the given
     * collection.
     * 
     * @param coll  the collection to copy into the bag
     */
    public TreeBag(Collection coll) {
        this();
        addAll(coll);
    }

    public Object first() {
        return ((SortedMap) getMap()).firstKey();
    }

    public Object last() {
        return ((SortedMap) getMap()).lastKey();
    }

    public Comparator comparator() {
        return ((SortedMap) getMap()).comparator();
    }
    
}