dtmnodeproxy.java

来自「java jdk 1.4的源码」· Java 代码 · 共 1,381 行 · 第 1/3 页

   *
   * @param offset
   * @param count
   *
   * @throws DOMException
   * @see org.w3c.dom.CharacterData
   */
  public final void deleteData(int offset, int count) throws DOMException
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   *
   * @param offset
   * @param count
   * @param arg
   *
   * @throws DOMException
   * @see org.w3c.dom.CharacterData
   */
  public final void replaceData(int offset, int count, String arg)
    throws DOMException
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   *
   * @return
   * @see org.w3c.dom.Element
   */
  public final String getTagName()
  {
    return dtm.getNodeName(node);
  }

  /**
   *
   * @param name
   *
   * @return
   * @see org.w3c.dom.Element
   */
  public final String getAttribute(String name)
  {

    DTMNamedNodeMap  map = new DTMNamedNodeMap(dtm, node);
    Node node = map.getNamedItem(name);
    return (null == node) ? null : node.getNodeValue();
  }

  /**
   *
   * @param name
   * @param value
   *
   * @throws DOMException
   * @see org.w3c.dom.Element
   */
  public final void setAttribute(String name, String value)
    throws DOMException
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   *
   * @param name
   *
   * @throws DOMException
   * @see org.w3c.dom.Element
   */
  public final void removeAttribute(String name) throws DOMException
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   *
   * @param name
   *
   * @return
   * @see org.w3c.dom.Element
   */
  public final Attr getAttributeNode(String name)
  {

    DTMNamedNodeMap  map = new DTMNamedNodeMap(dtm, node);
    return (Attr)map.getNamedItem(name);
  }

  /**
   *
   * @param newAttr
   *
   * @return
   *
   * @throws DOMException
   * @see org.w3c.dom.Element
   */
  public final Attr setAttributeNode(Attr newAttr) throws DOMException
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   *
   * @param oldAttr
   *
   * @return
   *
   * @throws DOMException
   * @see org.w3c.dom.Element
   */
  public final Attr removeAttributeNode(Attr oldAttr) throws DOMException
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   * Introduced in DOM Level 2.
   *
   * @return
   */
  public boolean hasAttributes()
  {
    return DTM.NULL != dtm.getFirstAttribute(node);
  }

  /** @see org.w3c.dom.Element */
  public final void normalize()
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   *
   * @param namespaceURI
   * @param localName
   *
   * @return
   * @see org.w3c.dom.Element
   */
  public final String getAttributeNS(String namespaceURI, String localName)
  {
    DTMNamedNodeMap  map = new DTMNamedNodeMap(dtm, node);
    Node node = map.getNamedItemNS(namespaceURI,localName);
    return (null == node) ? null : node.getNodeValue();
  }

  /**
   *
   * @param namespaceURI
   * @param qualifiedName
   * @param value
   *
   * @throws DOMException
   * @see org.w3c.dom.Element
   */
  public final void setAttributeNS(
                                   String namespaceURI, String qualifiedName, String value)
    throws DOMException
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   *
   * @param namespaceURI
   * @param localName
   *
   * @throws DOMException
   * @see org.w3c.dom.Element
   */
  public final void removeAttributeNS(String namespaceURI, String localName)
    throws DOMException
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   *
   * @param namespaceURI
   * @param localName
   *
   * @return
   * @see org.w3c.dom.Element
   */
  public final Attr getAttributeNodeNS(String namespaceURI, String localName)
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   *
   * @param newAttr
   *
   * @return
   *
   * @throws DOMException
   * @see org.w3c.dom.Element
   */
  public final Attr setAttributeNodeNS(Attr newAttr) throws DOMException
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   *
   * @return
   * @see org.w3c.dom.Attr
   */
  public final String getName()
  {
    return dtm.getNodeName(node);
  }

  /**
   *
   * @return
   * @see org.w3c.dom.Attr
   */
  public final boolean getSpecified()
  {
    // We really don't know which attributes might have come from the
    // source document versus from the DTD. Treat them all as having
    // been provided by the user.
    // %REVIEW% if/when we become aware of DTDs/schemae.
    return true;
  }

  /**
   *
   * @return
   * @see org.w3c.dom.Attr
   */
  public final String getValue()
  {
    return dtm.getNodeValue(node);
  }

  /**
   *
   * @param value
   * @see org.w3c.dom.Attr
   */
  public final void setValue(String value)
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   * Get the owner element of an attribute.
   *
   * @return
   * @see org.w3c.dom.Attr as of DOM Level 2
   */
  public final Element getOwnerElement()
  {
    if (getNodeType() != Node.ATTRIBUTE_NODE)
      return null;
    // In XPath and DTM data models, unlike DOM, an Attr's parent is its
    // owner element.
    int newnode = dtm.getParent(node);
    return (newnode == DTM.NULL) ? null : (Element)(dtm.getNode(newnode));
  }

  /**
   * NEEDSDOC Method adoptNode 
   *
   *
   * NEEDSDOC @param source
   *
   * NEEDSDOC (adoptNode) @return
   *
   * @throws DOMException
   */
  public Node adoptNode(Node source) throws DOMException
  {

    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   * <p>EXPERIMENTAL! Based on the <a
   * href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
   * Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
   * <p>
   * An attribute specifying, as part of the XML declaration, the encoding
   * of this document. This is <code>null</code> when unspecified.
   * @since DOM Level 3
   *
   * NEEDSDOC ($objectName$) @return
   */
  public String getEncoding()
  {

    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   * <p>EXPERIMENTAL! Based on the <a
   * href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
   * Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
   * <p>
   * An attribute specifying, as part of the XML declaration, the encoding
   * of this document. This is <code>null</code> when unspecified.
   * @since DOM Level 3
   *
   * NEEDSDOC @param encoding
   */
  public void setEncoding(String encoding)
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   * <p>EXPERIMENTAL! Based on the <a
   * href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
   * Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
   * <p>
   * An attribute specifying, as part of the XML declaration, whether this
   * document is standalone.
   * @since DOM Level 3
   *
   * NEEDSDOC ($objectName$) @return
   */
  public boolean getStandalone()
  {

    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   * <p>EXPERIMENTAL! Based on the <a
   * href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
   * Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
   * <p>
   * An attribute specifying, as part of the XML declaration, whether this
   * document is standalone.
   * @since DOM Level 3
   *
   * NEEDSDOC @param standalone
   */
  public void setStandalone(boolean standalone)
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   * <p>EXPERIMENTAL! Based on the <a
   * href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
   * Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
   * <p>
   * An attribute specifying whether errors checking is enforced or not.
   * When set to <code>false</code>, the implementation is free to not
   * test every possible error case normally defined on DOM operations,
   * and not raise any <code>DOMException</code>. In case of error, the
   * behavior is undefined. This attribute is <code>true</code> by
   * defaults.
   * @since DOM Level 3
   *
   * NEEDSDOC ($objectName$) @return
   */
  public boolean getStrictErrorChecking()
  {

    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   * <p>EXPERIMENTAL! Based on the <a
   * href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
   * Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
   * <p>
   * An attribute specifying whether errors checking is enforced or not.
   * When set to <code>false</code>, the implementation is free to not
   * test every possible error case normally defined on DOM operations,
   * and not raise any <code>DOMException</code>. In case of error, the
   * behavior is undefined. This attribute is <code>true</code> by
   * defaults.
   * @since DOM Level 3
   *
   * NEEDSDOC @param strictErrorChecking
   */
  public void setStrictErrorChecking(boolean strictErrorChecking)
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   * <p>EXPERIMENTAL! Based on the <a
   * href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
   * Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
   * <p>
   * An attribute specifying, as part of the XML declaration, the version
   * number of this document. This is <code>null</code> when unspecified.
   * @since DOM Level 3
   *
   * NEEDSDOC ($objectName$) @return
   */
  public String getVersion()
  {

    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }

  /**
   * <p>EXPERIMENTAL! Based on the <a
   * href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
   * Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
   * <p>
   * An attribute specifying, as part of the XML declaration, the version
   * number of this document. This is <code>null</code> when unspecified.
   * @since DOM Level 3
   *
   * NEEDSDOC @param version
   */
  public void setVersion(String version)
  {
    throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
  }
        
        
  /** Inner class to support getDOMImplementation.
   */
  static class DTMNodeProxyImplementation implements DOMImplementation
  {
    public DocumentType createDocumentType(String qualifiedName,String publicId, String systemId)
    {
      throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);
    }
    public Document createDocument(String namespaceURI,String qualfiedName,DocumentType doctype)                        
    {
      // Could create a DTM... but why, when it'd have to be permanantly empty?
      throw new DTMDOMException(DOMException.NOT_SUPPORTED_ERR);        
    }
    /** Ask whether we support a given DOM feature.
     * 
     * In fact, we do not _fully_ support any DOM feature -- we're a
     * read-only subset -- so arguably we should always return false.
     * On the other hand, it may be more practically useful to return
     * true and simply treat the whole DOM as read-only, failing on the
     * methods we can't support. I'm not sure which would be more useful
     * to the caller.
     */
    public boolean hasFeature(String feature,String version)
    {
      if( ("CORE".equals(feature.toUpperCase()) || "XML".equals(feature.toUpperCase())) 
					&& 
          ("1.0".equals(version) || "2.0".equals(version))
          )
        return true;
      return false;
    }
  }
}