iteratoradapter.java

OpenJMS是一个开源的Java Message Service API 1.0.2 规范的实现,它包含有以下特性： *. 它既支持点到点（point-to-point）（PTP）模型和发布/订

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 * Copyright 2005 (C) Exoffice Technologies Inc. All Rights Reserved.
 *
 * $Id: IteratorAdapter.java,v 1.1 2005/10/20 14:07:02 tanderson Exp $
 */
package org.exolab.jms.tools.migration;

import java.util.Iterator;
import java.util.NoSuchElementException;


/**
 * Helper to adapt an <code>Iterator</code> to a {@link StoreIterator}.
 *
 * @author <a href="mailto:[e-mail]">Tim Anderson</a>
 * @version $Revision: 1.1 $ $Date: 2005/10/20 14:07:02 $
 */
public class IteratorAdapter implements StoreIterator {

    /**
     * The iterator to adapt.
     */
    private final Iterator _iterator;


    /**
     * Construct a new <code>IteratorAdapter</code>.
     *
     * @param iterator the iterator to adapt
     */
    public IteratorAdapter(Iterator iterator) {
        _iterator = iterator;
    }

    /**
     * Returns <tt>true</tt> if the iterator has more elements.
     *
     * @return <tt>true</tt> if the iterator has more elements.
     */
    public boolean hasNext() {
        return _iterator.hasNext();
    }

    /**
     * Returns the next element in the interation.
     *
     * @return the next element in the iteration.
     * @throws NoSuchElementException iteration has no more elements.
     */
    public Object next() {
        return _iterator.next();
    }

}