/*   Copyright 2004 The Apache Software Foundation
 *
 *   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.
 */

package org.apache.xmlbeans.impl.marshal.util.collections;

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

public final class EmptyIterator
    implements Iterator
{
    private static final Iterator INSTANCE = new EmptyIterator();

    public static Iterator getInstance()
    {
        return INSTANCE;
    }

    private EmptyIterator()
    {
    }

    public boolean hasNext()
    {
        return false;
    }

    public Object next()
    {
        throw new NoSuchElementException();
    }

    public void remove()
    {
        throw new UnsupportedOperationException();
    }
}