1 /*
   2  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package javax.xml.transform.ptests;
  25 
  26 import java.io.BufferedWriter;
  27 import java.io.FileWriter;
  28 import java.io.IOException;



  29 import javax.xml.transform.TransformerConfigurationException;
  30 import javax.xml.transform.TransformerFactory;
  31 import javax.xml.transform.dom.DOMResult;
  32 import static javax.xml.transform.ptests.TransformerTestConst.CLASS_DIR;
  33 import static javax.xml.transform.ptests.TransformerTestConst.GOLDEN_DIR;
  34 import static javax.xml.transform.ptests.TransformerTestConst.XML_DIR;
  35 import javax.xml.transform.sax.SAXSource;
  36 import javax.xml.transform.sax.SAXTransformerFactory;
  37 import javax.xml.transform.sax.TransformerHandler;
  38 import jaxp.library.JAXPFileBaseTest;
  39 import static jaxp.library.JAXPTestUtilities.compareWithGold;


  40 import static org.testng.Assert.assertTrue;
  41 import org.testng.annotations.Test;
  42 import org.w3c.dom.Attr;
  43 import org.w3c.dom.NamedNodeMap;
  44 import org.w3c.dom.Node;
  45 import org.w3c.dom.NodeList;
  46 import org.xml.sax.InputSource;
  47 import org.xml.sax.SAXException;
  48 import org.xml.sax.XMLReader;
  49 import org.xml.sax.helpers.XMLReaderFactory;
  50 
  51 /**
  52  * DOM parse on test file to be compared with golden output file. No Exception
  53  * is expected.
  54  */
  55 public class DOMResultTest01 extends JAXPFileBaseTest {
  56     /**
  57      * Unit test for simple DOM parsing.
  58      * @throws TransformerConfigurationException Thrown in case of 
  59      *         ServiceConfigurationError service configuration error or if
  60      *         the implementation is not available or cannot be instantiated
  61      * @throws SAXException Any SAX exception, possibly wrapping another 
  62      *         exception.
  63      * @throws IOException when any I/O operation error.
  64      */
  65     @Test
  66     public void testcase01() throws TransformerConfigurationException, 
  67             SAXException, IOException {
  68         String resultFile = CLASS_DIR  + "domresult01.out";
  69         String goldFile = GOLDEN_DIR  + "domresult01GF.out";
  70         String xsltFile = XML_DIR + "cities.xsl";
  71         String xmlFile = XML_DIR + "cities.xml";
  72 

  73         XMLReader reader = XMLReaderFactory.createXMLReader();
  74         SAXTransformerFactory saxTFactory
  75                 = (SAXTransformerFactory) TransformerFactory.newInstance();
  76         SAXSource saxSource = new SAXSource(new InputSource(xsltFile));
  77         TransformerHandler handler
  78                 = saxTFactory.newTransformerHandler(saxSource);
  79 
  80         DOMResult result = new DOMResult();
  81 
  82         handler.setResult(result);
  83         reader.setContentHandler(handler);
  84         reader.parse(xmlFile);
  85 
  86         Node node = result.getNode();
  87         try (BufferedWriter writer = new BufferedWriter(new FileWriter(resultFile))) {
  88             writeNodes(node, writer);
  89         }
  90         assertTrue(compareWithGold(goldFile, resultFile));












  91     }
  92 
  93     /**
  94      * Prints all node names, attributes to file
  95      * @param node a node that need to be recursively access.
  96      * @param bWriter file writer.
  97      * @throws IOException if writing file failed.
  98      */
  99     private void writeNodes(Node node, BufferedWriter bWriter) throws IOException {
 100         String str = "Node: " + node.getNodeName();
 101         bWriter.write( str, 0,str.length());
 102         bWriter.newLine();
 103 
 104         NamedNodeMap nnm = node.getAttributes();
 105         if (nnm != null && nnm.getLength() > 0)
 106             for (int i=0; i<nnm.getLength(); i++) {
 107                 str = "AttributeName:" + ((Attr) nnm.item(i)).getName() +
 108                       ", AttributeValue:" +((Attr) nnm.item(i)).getValue();
 109                 bWriter.write( str, 0,str.length());
 110                 bWriter.newLine();
 111             }
 112 
 113         NodeList kids = node.getChildNodes();
 114         if (kids != null)
 115             for (int i=0; i<kids.getLength(); i++)
 116                 writeNodes(kids.item(i), bWriter);
 117     }
 118 }
--- EOF ---