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Java example source code file (EmptyIterator.java)

This example Java source code file (EmptyIterator.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

dtmaxisiterator, emptyiterator, end, instance

The EmptyIterator.java Java example source code

/*
 * reserved comment block
 * DO NOT REMOVE OR ALTER!
 */

/*
 * Copyright 1999-2004 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.
 */
/*
 * $Id: EmptyIterator.java,v 1.2.4.1 2005/09/15 08:15:05 suresh_emailid Exp $
 */
package com.sun.org.apache.xml.internal.dtm.ref;

import com.sun.org.apache.xml.internal.dtm.DTMAxisIterator;
import com.sun.org.apache.xml.internal.dtm.DTM;


/**
 * DTM Empty Axis Iterator. The class is immutable
 */
public final class EmptyIterator implements DTMAxisIterator
{
  private static final EmptyIterator INSTANCE =  new EmptyIterator();

  public static DTMAxisIterator  getInstance() {return INSTANCE;}

  private EmptyIterator(){}

  public final  int  next(){ return END; }

  public final DTMAxisIterator reset(){ return this; }

  public final int getLast(){ return 0; }

  public final int getPosition(){ return 1; }

  public final void setMark(){}

  public final void gotoMark(){}

  public final DTMAxisIterator setStartNode(int node){ return this; }

  public final int getStartNode(){ return END; }

  public final boolean isReverse(){return false;}

  public final DTMAxisIterator cloneIterator(){ return this; }

  public final void setRestartable(boolean isRestartable) {}

  public final int getNodeByPosition(int position){ return END; }
}

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