com.groupbyinc.common.apache.commons.collections4.iterators.EmptyOrderedMapIterator Maven / Gradle / Ivy
/*
* 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.commons.collections4.iterators;
import org.apache.commons.collections4.OrderedMapIterator;
import org.apache.commons.collections4.ResettableIterator;
/**
* Provides an implementation of an empty ordered map iterator.
*
* @since 3.1
* @version $Id: EmptyOrderedMapIterator.java 1543955 2013-11-20 21:23:53Z tn $
*/
public class EmptyOrderedMapIterator extends AbstractEmptyMapIterator
implements OrderedMapIterator, ResettableIterator {
/**
* Singleton instance of the iterator.
* @since 3.1
*/
@SuppressWarnings("rawtypes")
public static final OrderedMapIterator INSTANCE = new EmptyOrderedMapIterator();
/**
* Get a typed instance of the iterator.
* @param the key type
* @param the value type
* @return {@link OrderedMapIterator}
*/
@SuppressWarnings("unchecked")
public static OrderedMapIterator emptyOrderedMapIterator() {
return (OrderedMapIterator) INSTANCE;
}
/**
* Constructor.
*/
protected EmptyOrderedMapIterator() {
super();
}
}