/*
 * 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
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package javax.xml.stream.util;

import javax.xml.namespace.QName;
import javax.xml.namespace.NamespaceContext;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.Location;
import javax.xml.stream.XMLStreamException;

This is the base class for deriving an XMLStreamReader filter
This class is designed to sit between an XMLStreamReader and an
application's XMLStreamReader.   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:
XMLStreamReader
EventReaderDelegate
Version:
1.0
Since:
1.6/**
 * This is the base class for deriving an XMLStreamReader filter
 *
 * This class is designed to sit between an XMLStreamReader and an
 * application's XMLStreamReader.   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.XMLStreamReader
 * @see EventReaderDelegate
 * @since 1.6
 */

public class StreamReaderDelegate implements XMLStreamReader {
  private XMLStreamReader reader;

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

  
Construct an filter with the specified parent.
Params:
reader – the parent/**
   * Construct an filter with the specified parent.
   * @param reader the parent
   */
  public StreamReaderDelegate(XMLStreamReader 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(XMLStreamReader 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 XMLStreamReader getParent() {
    return reader;
  }

  public int next()
    throws XMLStreamException
  {
    return reader.next();
  }

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

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

  public void require(int type, String namespaceURI, String localName)
    throws XMLStreamException
  {
    reader.require(type,namespaceURI,localName);
  }

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

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

  public String getNamespaceURI(String prefix)
  {
    return reader.getNamespaceURI(prefix);
  }

  public NamespaceContext getNamespaceContext() {
    return reader.getNamespaceContext();
  }

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

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

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

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

  public String getAttributeValue(String namespaceUri,
                                  String localName)
  {
    return reader.getAttributeValue(namespaceUri,localName);
  }

  public int getAttributeCount() {
    return reader.getAttributeCount();
  }

  public QName getAttributeName(int index) {
    return reader.getAttributeName(index);
  }

  public String getAttributePrefix(int index) {
    return reader.getAttributePrefix(index);
  }

  public String getAttributeNamespace(int index) {
    return reader.getAttributeNamespace(index);
  }

  public String getAttributeLocalName(int index) {
    return reader.getAttributeLocalName(index);
  }

  public String getAttributeType(int index) {
    return reader.getAttributeType(index);
  }

  public String getAttributeValue(int index) {
    return reader.getAttributeValue(index);
  }

  public boolean isAttributeSpecified(int index) {
    return reader.isAttributeSpecified(index);
  }

  public int getNamespaceCount() {
    return reader.getNamespaceCount();
  }

  public String getNamespacePrefix(int index) {
    return reader.getNamespacePrefix(index);
  }

  public String getNamespaceURI(int index) {
    return reader.getNamespaceURI(index);
  }

  public int getEventType() {
    return reader.getEventType();
  }

  public String getText() {
    return reader.getText();
  }

  public int getTextCharacters(int sourceStart,
                               char[] target,
                               int targetStart,
                               int length)
    throws XMLStreamException {
    return reader.getTextCharacters(sourceStart,
                                    target,
                                    targetStart,
                                    length);
  }


  public char[] getTextCharacters() {
    return reader.getTextCharacters();
  }

  public int getTextStart() {
    return reader.getTextStart();
  }

  public int getTextLength() {
    return reader.getTextLength();
  }

  public String getEncoding() {
    return reader.getEncoding();
  }

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

  public Location getLocation() {
    return reader.getLocation();
  }

  public QName getName() {
    return reader.getName();
  }

  public String getLocalName() {
    return reader.getLocalName();
  }

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

  public String getNamespaceURI() {
    return reader.getNamespaceURI();
  }

  public String getPrefix() {
    return reader.getPrefix();
  }

  public String getVersion() {
    return reader.getVersion();
  }

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

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

  public String getCharacterEncodingScheme() {
    return reader.getCharacterEncodingScheme();
  }

  public String getPITarget() {
    return reader.getPITarget();
  }

  public String getPIData() {
    return reader.getPIData();
  }

  public Object getProperty(String name) {
    return reader.getProperty(name);
  }
}