mirror of
https://codeberg.org/Mercury-IM/Smack
synced 2024-08-16 22:10:27 +02:00
59 lines
1.8 KiB
Java
59 lines
1.8 KiB
Java
|
// GenericsNote: Converted.
|
||
|
/*
|
||
|
* 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.jivesoftware.smack.util.collections;
|
||
|
|
||
|
import java.util.Iterator;
|
||
|
|
||
|
/**
|
||
|
* 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>.
|
||
|
*
|
||
|
* @author Matt Hall, John Watkinson, Stephen Colebourne
|
||
|
* @version $Revision: 1.1 $ $Date: 2005/10/11 17:05:24 $
|
||
|
* @since Commons Collections 2.1.1 and 3.1
|
||
|
*/
|
||
|
public class EmptyIterator <E> extends AbstractEmptyIterator<E> implements ResettableIterator<E> {
|
||
|
|
||
|
/**
|
||
|
* 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;
|
||
|
|
||
|
public static <T> Iterator<T> getInstance() {
|
||
|
return INSTANCE;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Constructor.
|
||
|
*/
|
||
|
protected EmptyIterator() {
|
||
|
super();
|
||
|
}
|
||
|
|
||
|
}
|