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.messaging.saaj.soap;
  27 
  28 import java.util.logging.Logger;
  29 
  30 import javax.xml.parsers.SAXParser;
  31 import javax.xml.soap.SOAPException;
  32 import javax.xml.transform.Source;
  33 import javax.xml.transform.Transformer;
  34 import javax.xml.transform.dom.DOMResult;
  35 import javax.xml.transform.sax.SAXSource;
  36 import javax.xml.transform.stream.StreamSource;
  37 
  38 import org.xml.sax.InputSource;
  39 import org.xml.sax.XMLReader;
  40 
  41 import com.sun.xml.internal.messaging.saaj.SOAPExceptionImpl;
  42 import com.sun.xml.internal.messaging.saaj.util.*;
  43 
  44 import com.sun.xml.internal.messaging.saaj.util.transform.EfficientStreamingTransformer;
  45 
  46 /**
  47  * EnvelopeFactory creates SOAP Envelope objects using different
  48  * underlying implementations.
  49  */
  50 public class EnvelopeFactory {
  51 
  52     protected static final Logger
  53         log = Logger.getLogger(LogDomainConstants.SOAP_DOMAIN,
  54         "com.sun.xml.internal.messaging.saaj.soap.LocalStrings");
  55 
  56     private static ParserPool parserPool = new ParserPool(5);
  57 
  58     public static Envelope createEnvelope(Source src, SOAPPartImpl soapPart)
  59         throws SOAPException
  60     {
  61         // Insert SAX filter to disallow Document Type Declarations since
  62         // they are not legal in SOAP
  63         SAXParser saxParser = null;
  64         if (src instanceof StreamSource) {
  65             if (src instanceof JAXMStreamSource) {
  66                 try {
  67                     if (!SOAPPartImpl.lazyContentLength) {
  68                         ((JAXMStreamSource) src).reset();
  69                     }
  70                 } catch (java.io.IOException ioe) {
  71                     log.severe("SAAJ0515.source.reset.exception");
  72                     throw new SOAPExceptionImpl(ioe);
  73                 }
  74             }
  75             try {
  76                 saxParser = parserPool.get();
  77             } catch (Exception e) {
  78                 log.severe("SAAJ0601.util.newSAXParser.exception");
  79                 throw new SOAPExceptionImpl(
  80                     "Couldn't get a SAX parser while constructing a envelope",
  81                     e);
  82             }
  83             InputSource is = SAXSource.sourceToInputSource(src);
  84             if (is.getEncoding()== null && soapPart.getSourceCharsetEncoding() != null) {
  85                 is.setEncoding(soapPart.getSourceCharsetEncoding());
  86             }
  87             XMLReader rejectFilter;
  88             try {
  89                 rejectFilter = new RejectDoctypeSaxFilter(saxParser);
  90             } catch (Exception ex) {
  91                 log.severe("SAAJ0510.soap.cannot.create.envelope");
  92                 throw new SOAPExceptionImpl(
  93                     "Unable to create envelope from given source: ",
  94                     ex);
  95             }
  96             src = new SAXSource(rejectFilter, is);
  97         }
  98 
  99         try {
 100             Transformer transformer =
 101                 EfficientStreamingTransformer.newTransformer();
 102             DOMResult result = new DOMResult(soapPart);
 103             transformer.transform(src, result);
 104 
 105             Envelope env = (Envelope) soapPart.getEnvelope();
 106             return env;
 107         } catch (Exception ex) {
 108             if (ex instanceof SOAPVersionMismatchException) {
 109                 throw (SOAPVersionMismatchException) ex;
 110             }
 111             log.severe("SAAJ0511.soap.cannot.create.envelope");
 112             throw new SOAPExceptionImpl(
 113                 "Unable to create envelope from given source: ",
 114                 ex);
 115         } finally {
 116             if (saxParser != null) {
 117                 parserPool.returnParser(saxParser);
 118             }
 119         }
 120     }
 121 }