- /*
- * 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.commons.collections.iterators;
-
- import java.util.Iterator;
-
- import org.apache.commons.collections.ResettableIterator;
-
- /**
- * Provides an implementation of an empty iterator.
- * <p>
- * This class provides an implementation of an empty iterator.
- * This class provides for binary compatability between Commons Collections
- * 2.1.1 and 3.1 due to issues with <code>IteratorUtils</code>.
- *
- * @since Commons Collections 2.1.1 and 3.1
- * @version $Revision: 1.1 $ $Date: 2004/05/22 09:46:39 $
- *
- * @author Stephen Colebourne
- */
- public class EmptyIterator extends AbstractEmptyIterator implements ResettableIterator {
-
- /**
- * Singleton instance of the iterator.
- * @since Commons Collections 3.1
- */
- public static final ResettableIterator RESETTABLE_INSTANCE = new EmptyIterator();
- /**
- * Singleton instance of the iterator.
- * @since Commons Collections 2.1.1 and 3.1
- */
- public static final Iterator INSTANCE = RESETTABLE_INSTANCE;
-
- /**
- * Constructor.
- */
- protected EmptyIterator() {
- super();
- }
-
- }