ArrayIterator.java Source code

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Here is the source code for ArrayIterator.java

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/* 
 * This file is part of the Echo Web Application Framework (hereinafter "Echo").
 * Copyright (C) 2002-2009 NextApp, Inc.
 *
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (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.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 */

import java.util.Iterator;

/**
 * An <code>Iterator</code> to iterate over the elements of an array. 
 */
public class ArrayIterator implements Iterator {

    /** Current index. */
    private int index = 0;

    /** The iterated array. */
    private Object[] array;

    /**
     * Creates a new <code>ArrayIterator</code>.
     * 
     * @param array the array
     */
    public ArrayIterator(Object[] array) {
        super();
        this.array = array;
    }

    /**
     * @see java.util.Iterator#hasNext()
     */
    public boolean hasNext() {
        return index < array.length;
    }

    /**
     * @see java.util.Iterator#next()
     */
    public Object next() {
        return array[index++];
    }

    /**
     * @see java.util.Iterator#remove()
     */
    public void remove() {
        throw new UnsupportedOperationException();
    }
}