/*
 * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 */

package javax.xml.stream.util;

import javax.xml.stream.XMLEventReader;
import javax.xml.stream.events.XMLEvent;
import javax.xml.stream.XMLStreamException;

This is the base class for deriving an XMLEventReader
filter.
This class is designed to sit between an XMLEventReader and an
application's XMLEventReader.  By default each method
does nothing but call the corresponding method on the
parent interface.
Author:
Copyright (c) 2009 by Oracle Corporation. All Rights Reserved.
See Also:
XMLEventReader
StreamReaderDelegate
Version:
1.0
Since:
1.6/**
 * This is the base class for deriving an XMLEventReader
 * filter.
 *
 * This class is designed to sit between an XMLEventReader and an
 * application's XMLEventReader.  By default each method
 * does nothing but call the corresponding method on the
 * parent interface.
 *
 * @version 1.0
 * @author Copyright (c) 2009 by Oracle Corporation. All Rights Reserved.
 * @see javax.xml.stream.XMLEventReader
 * @see StreamReaderDelegate
 * @since 1.6
 */

public class EventReaderDelegate implements XMLEventReader {
  private XMLEventReader reader;

  
Construct an empty filter with no parent.
/**
   * Construct an empty filter with no parent.
   */
  public EventReaderDelegate(){}

  
Construct an filter with the specified parent.
Params:
reader – the parent/**
   * Construct an filter with the specified parent.
   * @param reader the parent
   */
  public EventReaderDelegate(XMLEventReader reader) {
    this.reader = reader;
  }

  
Set the parent of this instance.
Params:
reader – the new parent/**
   * Set the parent of this instance.
   * @param reader the new parent
   */
  public void setParent(XMLEventReader reader) {
    this.reader = reader;
  }

  
Get the parent of this instance.
Returns:
the parent or null if none is set/**
   * Get the parent of this instance.
   * @return the parent or null if none is set
   */
  public XMLEventReader getParent() {
    return reader;
  }

  public XMLEvent nextEvent()
    throws XMLStreamException
  {
    return reader.nextEvent();
  }

  public Object next() {
    return reader.next();
  }

  public boolean hasNext()
  {
    return reader.hasNext();
  }

  public XMLEvent peek()
    throws XMLStreamException
  {
    return reader.peek();
  }

  public void close()
    throws XMLStreamException
  {
    reader.close();
  }

  public String getElementText()
    throws XMLStreamException
  {
    return reader.getElementText();
  }

  public XMLEvent nextTag()
    throws XMLStreamException
  {
    return reader.nextTag();
  }

  public Object getProperty(java.lang.String name)
    throws java.lang.IllegalArgumentException
  {
    return reader.getProperty(name);
  }

  public void remove() {
    reader.remove();
  }
}