src/share/jaxws_classes/com/sun/xml/internal/xsom/parser/JAXPParser.java

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   1 /*
   2  * Copyright (c) 1997, 2011, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.xml.internal.xsom.parser;
  27 
  28 import java.io.IOException;
  29 import java.net.URL;


  30 
  31 import javax.xml.parsers.ParserConfigurationException;

  32 import javax.xml.parsers.SAXParserFactory;
  33 
  34 import org.xml.sax.ContentHandler;
  35 import org.xml.sax.EntityResolver;
  36 import org.xml.sax.ErrorHandler;
  37 import org.xml.sax.InputSource;
  38 import org.xml.sax.Locator;
  39 import org.xml.sax.SAXException;
  40 import org.xml.sax.SAXParseException;
  41 import org.xml.sax.XMLReader;
  42 import org.xml.sax.helpers.XMLFilterImpl;
  43 
  44 import com.sun.xml.internal.xsom.impl.parser.Messages;
  45 
  46 /**
  47  * Standard XMLParser implemented by using JAXP.
  48  *
  49  * @author
  50  *     Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
  51  */
  52 public class JAXPParser implements XMLParser {
  53 





  54     private final SAXParserFactory factory;
  55 
  56     public JAXPParser( SAXParserFactory factory ) {
  57         factory.setNamespaceAware(true);    // just in case
  58         this.factory = factory;
  59     }
  60 





  61     public JAXPParser() {
  62         this( SAXParserFactory.newInstance());
  63     }
  64 
  65     public void parse( InputSource source, ContentHandler handler,
  66         ErrorHandler errorHandler, EntityResolver entityResolver )
  67 
  68         throws SAXException, IOException {
  69 
  70         try {
  71             XMLReader reader = factory.newSAXParser().getXMLReader();
  72             reader = new XMLReaderEx(reader);
  73 
  74             reader.setContentHandler(handler);
  75             if(errorHandler!=null)
  76                 reader.setErrorHandler(errorHandler);
  77             if(entityResolver!=null)
  78                 reader.setEntityResolver(entityResolver);
  79             reader.parse(source);
  80         } catch( ParserConfigurationException e ) {
  81             // in practice this won't happen
  82             SAXParseException spe = new SAXParseException(e.getMessage(),null,e);
  83             errorHandler.fatalError(spe);
  84             throw spe;
  85         }


















  86     }
  87 
  88     /**
  89      * XMLReader with improved error message for entity resolution failure.
  90      *
  91      * TODO: this class is completely stand-alone, so it shouldn't be
  92      * an inner class.
  93      */
  94     private static class XMLReaderEx extends XMLFilterImpl {
  95 
  96         private Locator locator;
  97 
  98         XMLReaderEx( XMLReader parent ) {
  99             this.setParent(parent);
 100         }
 101 
 102         /**
 103          * Resolves entities and reports user-friendly error messages.
 104          *
 105          * <p>


   1 /*
   2  * Copyright (c) 1997, 2013, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.xml.internal.xsom.parser;
  27 
  28 import java.io.IOException;
  29 import java.net.URL;
  30 import java.util.logging.Level;
  31 import java.util.logging.Logger;
  32 
  33 import javax.xml.parsers.ParserConfigurationException;
  34 import javax.xml.parsers.SAXParser;
  35 import javax.xml.parsers.SAXParserFactory;
  36 
  37 import org.xml.sax.*;







  38 import org.xml.sax.helpers.XMLFilterImpl;
  39 
  40 import com.sun.xml.internal.xsom.impl.parser.Messages;
  41 
  42 /**
  43  * Standard XMLParser implemented by using JAXP.
  44  *
  45  * @author
  46  *     Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
  47  */
  48 public class JAXPParser implements XMLParser {
  49 
  50     // not in older JDK, so must be duplicated here, otherwise javax.xml.XMLConstants should be used
  51     private static final String ACCESS_EXTERNAL_SCHEMA = "http://javax.xml.XMLConstants/property/accessExternalSchema";
  52 
  53     private static final Logger LOGGER = Logger.getLogger(JAXPParser.class.getName());
  54 
  55     private final SAXParserFactory factory;
  56 
  57     public JAXPParser( SAXParserFactory factory ) {
  58         factory.setNamespaceAware(true);    // just in case
  59         this.factory = factory;
  60     }
  61 
  62     /**
  63      * @deprecated Unsafe, use JAXPParser(factory) instead with
  64      * security features initialized by setting
  65      * XMLConstants.FEATURE_SECURE_PROCESSING feature.
  66      */
  67     public JAXPParser() {
  68         this( SAXParserFactory.newInstance());
  69     }
  70 
  71     public void parse( InputSource source, ContentHandler handler,
  72         ErrorHandler errorHandler, EntityResolver entityResolver )
  73 
  74         throws SAXException, IOException {
  75 
  76         try {
  77             SAXParser saxParser = allowFileAccess(factory.newSAXParser(), false);
  78             XMLReader reader = new XMLReaderEx(saxParser.getXMLReader());
  79 
  80             reader.setContentHandler(handler);
  81             if(errorHandler!=null)
  82                 reader.setErrorHandler(errorHandler);
  83             if(entityResolver!=null)
  84                 reader.setEntityResolver(entityResolver);
  85             reader.parse(source);
  86         } catch( ParserConfigurationException e ) {
  87             // in practice this won't happen
  88             SAXParseException spe = new SAXParseException(e.getMessage(),null,e);
  89             errorHandler.fatalError(spe);
  90             throw spe;
  91         }
  92     }
  93 
  94     private static SAXParser allowFileAccess(SAXParser saxParser, boolean disableSecureProcessing) throws SAXException {
  95 
  96         // if feature secure processing enabled, nothing to do, file is allowed,
  97         // or user is able to control access by standard JAXP mechanisms
  98         if (disableSecureProcessing) {
  99             return saxParser;
 100         }
 101 
 102         try {
 103             saxParser.setProperty(ACCESS_EXTERNAL_SCHEMA, "file");
 104             LOGGER.log(Level.FINE, Messages.format(Messages.JAXP_SUPPORTED_PROPERTY, ACCESS_EXTERNAL_SCHEMA));
 105         } catch (SAXException ignored) {
 106             // nothing to do; support depends on version JDK or SAX implementation
 107             LOGGER.log(Level.CONFIG, Messages.format(Messages.JAXP_UNSUPPORTED_PROPERTY, ACCESS_EXTERNAL_SCHEMA), ignored);
 108         }
 109         return saxParser;
 110     }
 111 
 112     /**
 113      * XMLReader with improved error message for entity resolution failure.
 114      *
 115      * TODO: this class is completely stand-alone, so it shouldn't be
 116      * an inner class.
 117      */
 118     private static class XMLReaderEx extends XMLFilterImpl {
 119 
 120         private Locator locator;
 121 
 122         XMLReaderEx( XMLReader parent ) {
 123             this.setParent(parent);
 124         }
 125 
 126         /**
 127          * Resolves entities and reports user-friendly error messages.
 128          *
 129          * <p>