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/*
 * 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.wicket.util.collections;

import java.util.Iterator;

/**
 * Base class for read-only iterators. Calls to {@link #remove()} will result in an
 * {@link UnsupportedOperationException}
 * 
 * @author Igor Vaynberg (ivaynberg)
 * @param 
 */
public abstract class ReadOnlyIterator implements Iterator
{
	@Override
	public final void remove()
	{
		throw new UnsupportedOperationException("Iterator " + getClass().getName() +
			" is a read-only iterator. Calls to remove() are not allowed");
	}
}