cvs commit: xml-xalan/java/samples/SAX2SAX foo.out foo.xml foo.xsl SAX2SAX.java

[dl...@locus.apache.org]

dleslie     00/08/28 10:33:22

  Added:       java/samples/SAX2SAX foo.out foo.xml foo.xsl SAX2SAX.java
  Log:
  SAX2SAX sample
  
  Revision  Changes    Path
  1.1                  xml-xalan/java/samples/SAX2SAX/foo.out
  
  Index: foo.out
  ===================================================================
  <?xml version="1.0" encoding="UTF-8"?>
  <out>Hello</out>
  
  
  1.1                  xml-xalan/java/samples/SAX2SAX/foo.xml
  
  Index: foo.xml
  ===================================================================
  <?xml version="1.0"?>
  <doc>Hello</doc>
  
  
  1.1                  xml-xalan/java/samples/SAX2SAX/foo.xsl
  
  Index: foo.xsl
  ===================================================================
  <?xml version="1.0"?> 
  <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
    <xsl:template match="doc">
      <out><xsl:value-of select="."/></out>
    </xsl:template>
  </xsl:stylesheet>
  
  
  
  1.1                  xml-xalan/java/samples/SAX2SAX/SAX2SAX.java
  
  Index: SAX2SAX.java
  ===================================================================
  
  /*
   * The Apache Software License, Version 1.1
   *
   *
   * Copyright (c) 1999 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution,
   *    if any, must include the following acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "Xalan" and "Apache Software Foundation" must
   *    not be used to endorse or promote products derived from this
   *    software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache",
   *    nor may "Apache" appear in their name, without prior written
   *    permission of the Apache Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation and was
   * originally based on software copyright (c) 1999, Lotus
   * Development Corporation., http://www.lotus.com.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   */
  
  /**
   *  Replicate the SimpleTransform sample, explicitly using the SAX model to handle the
   *  stylesheet, the XML input, and the transformation.
   */
  
  import trax.Processor;
  import trax.TemplatesBuilder;
  import trax.Templates;
  import trax.Transformer;
  import trax.Result;
  import trax.ProcessorException; 
  import trax.ProcessorFactoryException;
  import trax.TransformException; 
  
  import org.xml.sax.XMLReader;
  import org.xml.sax.ContentHandler;
  import org.xml.sax.ext.LexicalHandler;
  import org.xml.sax.SAXException;
  import org.xml.sax.helpers.XMLReaderFactory;
  
  import org.apache.xml.serialize.SerializerFactory;
  import org.apache.xml.serialize.Serializer;
  import org.apache.xml.serialize.OutputFormat;
  
  import java.io.FileWriter;
  import java.io.IOException;
  
  
  public class SAX2SAX
  {
    public static void main(String[] args)
    throws ProcessorException, ProcessorFactoryException, 
           TransformException, SAXException, IOException
    {  
  
      // I. Instantiate  a stylesheet processor.
      Processor processor = Processor.newInstance("xslt");
  
      // II. Process the stylesheet. producing a Templates object.
  
      // Get the XMLReader.
      XMLReader reader = XMLReaderFactory.createXMLReader();
  
      // Set the ContentHandler.
      TemplatesBuilder templatesBuilder = processor.getTemplatesBuilder();
      reader.setContentHandler(templatesBuilder);
  
      // Set the ContentHandler to also function as a LexicalHandler, which
      // includes "lexical" (e.g., comments and CDATA) events. The Xalan
      // TemplatesBuilder -- org.apache.xalan.processor.StylesheetHandler -- is
      // also a LexicalHandler).
      if(templatesBuilder instanceof LexicalHandler)
         reader.setProperty("http://xml.org/sax/properties/lexical-handler", 
                             templatesBuilder);
  
      // Parse the stylesheet.                       
      reader.parse("foo.xsl");
  
      //Get the Templates object from the ContentHandler.
      Templates templates = templatesBuilder.getTemplates();
  
      // III. Use the Templates object to instantiate a Transformer.
      Transformer transformer = templates.newTransformer();
  
      // IV. Perform the transformation.
  
      // Set up the ContentHandler for the output.
      Result result = new Result(new FileWriter("foo.out"));
      SerializerFactory sfactory = SerializerFactory.getSerializerFactory("xml");
      Serializer serializer = sfactory.makeSerializer (result.getCharacterStream(), 
  	       							                 new OutputFormat());
      transformer.setContentHandler(serializer.asContentHandler());
  
      // Set up the ContentHandler for the input.
      org.xml.sax.ContentHandler chandler = transformer.getInputContentHandler();
      reader.setContentHandler(chandler);
      if(chandler instanceof LexicalHandler)
         reader.setProperty("http://xml.org/sax/properties/lexical-handler", chandler);
      else
         reader.setProperty("http://xml.org/sax/properties/lexical-handler", null);
  
      // Parse the XML input document. The input ContentHandler and output ContentHandler
      // work in separate threads to optimize performance.   
      reader.parse("foo.xml");
  	
  	System.out.println("************* The result is in foo.out *************");	
    }
  }