defaulthandler.java

来自「纯java操作系统jnode,安装简单和操作简单的个人使用的Java操作系统」· Java 代码 · 共 468 行 · 第 1/2 页

     *
     * @param prefix The Namespace prefix being declared.
     * @exception org.xml.sax.SAXException Any SAX exception, possibly
     *            wrapping another exception.
     * @see org.xml.sax.ContentHandler#endPrefixMapping
     */
    public void endPrefixMapping (String prefix)
	throws SAXException
    {
	// no op
    }
    
    
    /**
     * Receive notification of the start of an element.
     *
     * <p>By default, do nothing.  Application writers may override this
     * method in a subclass to take specific actions at the start of
     * each element (such as allocating a new tree node or writing
     * output to a file).</p>
     *
     * @param uri The Namespace URI, or the empty string if the
     *        element has no Namespace URI or if Namespace
     *        processing is not being performed.
     * @param localName The local name (without prefix), or the
     *        empty string if Namespace processing is not being
     *        performed.
     * @param qName The qualified name (with prefix), or the
     *        empty string if qualified names are not available.
     * @param atts The attributes attached to the element.  If
     *        there are no attributes, it shall be an empty
     *        Attributes object.
     * @exception org.xml.sax.SAXException Any SAX exception, possibly
     *            wrapping another exception.
     * @see org.xml.sax.ContentHandler#startElement
     */
    public void startElement (String uri, String localName,
			      String qName, Attributes attributes)
	throws SAXException
    {
	// no op
    }
    
    
    /**
     * Receive notification of the end of an element.
     *
     * <p>By default, do nothing.  Application writers may override this
     * method in a subclass to take specific actions at the end of
     * each element (such as finalising a tree node or writing
     * output to a file).</p>
     *
     * @param uri The Namespace URI, or the empty string if the
     *        element has no Namespace URI or if Namespace
     *        processing is not being performed.
     * @param localName The local name (without prefix), or the
     *        empty string if Namespace processing is not being
     *        performed.
     * @param qName The qualified name (with prefix), or the
     *        empty string if qualified names are not available.
     * @exception org.xml.sax.SAXException Any SAX exception, possibly
     *            wrapping another exception.
     * @see org.xml.sax.ContentHandler#endElement
     */
    public void endElement (String uri, String localName, String qName)
	throws SAXException
    {
	// no op
    }
    
    
    /**
     * Receive notification of character data inside an element.
     *
     * <p>By default, do nothing.  Application writers may override this
     * method to take specific actions for each chunk of character data
     * (such as adding the data to a node or buffer, or printing it to
     * a file).</p>
     *
     * @param ch The characters.
     * @param start The start position in the character array.
     * @param length The number of characters to use from the
     *               character array.
     * @exception org.xml.sax.SAXException Any SAX exception, possibly
     *            wrapping another exception.
     * @see org.xml.sax.ContentHandler#characters
     */
    public void characters (char ch[], int start, int length)
	throws SAXException
    {
	// no op
    }
    
    
    /**
     * Receive notification of ignorable whitespace in element content.
     *
     * <p>By default, do nothing.  Application writers may override this
     * method to take specific actions for each chunk of ignorable
     * whitespace (such as adding data to a node or buffer, or printing
     * it to a file).</p>
     *
     * @param ch The whitespace characters.
     * @param start The start position in the character array.
     * @param length The number of characters to use from the
     *               character array.
     * @exception org.xml.sax.SAXException Any SAX exception, possibly
     *            wrapping another exception.
     * @see org.xml.sax.ContentHandler#ignorableWhitespace
     */
    public void ignorableWhitespace (char ch[], int start, int length)
	throws SAXException
    {
	// no op
    }
    
    
    /**
     * Receive notification of a processing instruction.
     *
     * <p>By default, do nothing.  Application writers may override this
     * method in a subclass to take specific actions for each
     * processing instruction, such as setting status variables or
     * invoking other methods.</p>
     *
     * @param target The processing instruction target.
     * @param data The processing instruction data, or null if
     *             none is supplied.
     * @exception org.xml.sax.SAXException Any SAX exception, possibly
     *            wrapping another exception.
     * @see org.xml.sax.ContentHandler#processingInstruction
     */
    public void processingInstruction (String target, String data)
	throws SAXException
    {
	// no op
    }


    /**
     * Receive notification of a skipped entity.
     *
     * <p>By default, do nothing.  Application writers may override this
     * method in a subclass to take specific actions for each
     * processing instruction, such as setting status variables or
     * invoking other methods.</p>
     *
     * @param name The name of the skipped entity.
     * @exception org.xml.sax.SAXException Any SAX exception, possibly
     *            wrapping another exception.
     * @see org.xml.sax.ContentHandler#processingInstruction
     */
    public void skippedEntity (String name)
	throws SAXException
    {
	// no op
    }
    
    

    ////////////////////////////////////////////////////////////////////
    // Default implementation of the ErrorHandler interface.
    ////////////////////////////////////////////////////////////////////
    
    
    /**
     * Receive notification of a parser warning.
     *
     * <p>The default implementation does nothing.  Application writers
     * may override this method in a subclass to take specific actions
     * for each warning, such as inserting the message in a log file or
     * printing it to the console.</p>
     *
     * @param e The warning information encoded as an exception.
     * @exception org.xml.sax.SAXException Any SAX exception, possibly
     *            wrapping another exception.
     * @see org.xml.sax.ErrorHandler#warning
     * @see org.xml.sax.SAXParseException
     */
    public void warning (SAXParseException e)
	throws SAXException
    {
	// no op
    }
    
    
    /**
     * Receive notification of a recoverable parser error.
     *
     * <p>The default implementation does nothing.  Application writers
     * may override this method in a subclass to take specific actions
     * for each error, such as inserting the message in a log file or
     * printing it to the console.</p>
     *
     * @param e The warning information encoded as an exception.
     * @exception org.xml.sax.SAXException Any SAX exception, possibly
     *            wrapping another exception.
     * @see org.xml.sax.ErrorHandler#warning
     * @see org.xml.sax.SAXParseException
     */
    public void error (SAXParseException e)
	throws SAXException
    {
	// no op
    }
    
    
    /**
     * Report a fatal XML parsing error.
     *
     * <p>The default implementation throws a SAXParseException.
     * Application writers may override this method in a subclass if
     * they need to take specific actions for each fatal error (such as
     * collecting all of the errors into a single report): in any case,
     * the application must stop all regular processing when this
     * method is invoked, since the document is no longer reliable, and
     * the parser may no longer report parsing events.</p>
     *
     * @param e The error information encoded as an exception.
     * @exception org.xml.sax.SAXException Any SAX exception, possibly
     *            wrapping another exception.
     * @see org.xml.sax.ErrorHandler#fatalError
     * @see org.xml.sax.SAXParseException
     */
    public void fatalError (SAXParseException e)
	throws SAXException
    {
	throw e;
    }
    
}

// end of DefaultHandler.java