1 /*
   2  * Copyright (c) 2003, 2005, 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 
  25 import javax.xml.parsers.DocumentBuilder;
  26 import javax.xml.parsers.DocumentBuilderFactory;
  27 import javax.xml.parsers.FactoryConfigurationError;
  28 import javax.xml.parsers.ParserConfigurationException;
  29 
  30 import org.xml.sax.SAXException;
  31 import org.xml.sax.SAXParseException;
  32 import org.w3c.dom.Document;
  33 import org.w3c.dom.DOMException;
  34 
  35 // For write operation
  36 import javax.xml.transform.Transformer;
  37 import javax.xml.transform.TransformerException;
  38 import javax.xml.transform.TransformerFactory;
  39 import javax.xml.transform.TransformerConfigurationException;
  40 import javax.xml.transform.dom.DOMSource;
  41 import javax.xml.transform.stream.StreamSource;
  42 import javax.xml.transform.stream.StreamResult;
  43 
  44 import java.io.*;
  45 
  46 public class jvmtiGen
  47 {
  48     /**
  49      * Write out usage and exit.
  50      */
  51     private static void showUsage() {
  52         System.err.println("usage:");
  53         System.err.println("  java jvmtiGen " +
  54                            "-IN <input XML file name> " +
  55                            "-XSL <XSL file> " +
  56                            "-OUT <output file name> " +
  57                            "[-PARAM <name> <expression> ...]");
  58         System.exit(0);         // There is no returning from showUsage()
  59     }
  60 
  61     // Global value so it can be ref'd by the tree-adapter
  62     static Document document;
  63 
  64     public static void main (String argv [])
  65     {
  66         String inFileName=null;
  67         String xslFileName=null;
  68         String outFileName=null;
  69         java.util.Vector<String> params=new java.util.Vector<String>();
  70         for (int ii = 0; ii < argv.length; ii++) {
  71             if (argv[ii].equals("-IN")) {
  72                 inFileName = argv[++ii];
  73             } else if (argv[ii].equals("-XSL")) {
  74                 xslFileName = argv[++ii];
  75             } else if (argv[ii].equals("-OUT")) {
  76                 outFileName = argv[++ii];
  77             } else if (argv[ii].equals("-PARAM")) {
  78                 if (ii + 2 < argv.length) {
  79                     String name = argv[++ii];
  80                     params.addElement(name);
  81                     String expression = argv[++ii];
  82                     params.addElement(expression);
  83                 } else {
  84                     showUsage();
  85                 }
  86             } else {
  87                 showUsage();
  88             }
  89         }
  90         if (inFileName==null || xslFileName==null || outFileName==null){
  91             showUsage();
  92         }
  93 
  94         /*
  95          * Due to JAXP breakage in some intermediate Tiger builds, the
  96          * com.sun.org.apache..... parser may throw an exception:
  97          *   com.sun.org.apache.xml.internal.utils.WrappedRuntimeException:
  98          *     org.apache.xalan.serialize.SerializerToText
  99          *
 100          * To work around the problem, this program uses the
 101          * org.apache.xalan....  version if it is available.  It is
 102          * available in J2SE 1.4.x and early builds of 1.5 (Tiger).
 103          * It was removed at the same time the thrown exception issue
 104          * above was fixed, so if the class is not found we can proceed
 105          * and use the default parser.
 106          */
 107         final String parserProperty =
 108             "javax.xml.transform.TransformerFactory";
 109         final String workaroundParser =
 110             "org.apache.xalan.processor.TransformerFactoryImpl";
 111 
 112         try {
 113             java.lang.Class cls = java.lang.Class.forName(workaroundParser);
 114             /*
 115              * If we get here, we found the class.  Use it.
 116              */
 117             System.setProperty(parserProperty, workaroundParser);
 118             System.out.println("Info: jvmtiGen using " + parserProperty +
 119                                " = " + workaroundParser);
 120         } catch (ClassNotFoundException cnfex) {
 121             /*
 122              * We didn't find workaroundParser.  Ignore the
 123              * exception and proceed with default settings.
 124              */
 125         }
 126 
 127         DocumentBuilderFactory factory =
 128             DocumentBuilderFactory.newInstance();
 129 
 130         factory.setNamespaceAware(true);
 131         factory.setValidating(true);
 132 
 133         try {
 134             File datafile   = new File(inFileName);
 135             File stylesheet = new File(xslFileName);
 136 
 137             DocumentBuilder builder = factory.newDocumentBuilder();
 138             document = builder.parse(datafile);
 139 
 140             // Use a Transformer for output
 141             TransformerFactory tFactory =
 142                 TransformerFactory.newInstance();
 143             StreamSource stylesource = new StreamSource(stylesheet);
 144             Transformer transformer = tFactory.newTransformer(stylesource);
 145             for (int ii = 0; ii < params.size(); ii += 2){
 146                 transformer.setParameter((String) params.elementAt(ii),
 147                                          (String) params.elementAt(ii + 1));
 148             }
 149             DOMSource source = new DOMSource(document);
 150 
 151             PrintStream ps = new PrintStream( new FileOutputStream(outFileName));
 152             StreamResult result = new StreamResult(ps);
 153             transformer.transform(source, result);
 154 
 155         } catch (TransformerConfigurationException tce) {
 156            // Error generated by the parser
 157            System.out.println ("\n** Transformer Factory error");
 158            System.out.println("   " + tce.getMessage() );
 159 
 160            // Use the contained exception, if any
 161            Throwable x = tce;
 162            if (tce.getException() != null)
 163                x = tce.getException();
 164            x.printStackTrace();
 165 
 166         } catch (TransformerException te) {
 167            // Error generated by the parser
 168            System.out.println ("\n** Transformation error");
 169            System.out.println("   " + te.getMessage() );
 170 
 171            // Use the contained exception, if any
 172            Throwable x = te;
 173            if (te.getException() != null)
 174                x = te.getException();
 175            x.printStackTrace();
 176 
 177          } catch (SAXException sxe) {
 178            // Error generated by this application
 179            // (or a parser-initialization error)
 180            Exception  x = sxe;
 181            if (sxe.getException() != null)
 182                x = sxe.getException();
 183            x.printStackTrace();
 184 
 185         } catch (ParserConfigurationException pce) {
 186             // Parser with specified options can't be built
 187             pce.printStackTrace();
 188 
 189         } catch (IOException ioe) {
 190            // I/O error
 191            ioe.printStackTrace();
 192         }
 193     } // main
 194 }