Mercurial > jdk8-mips64-public > jaxws / file revision

 /*

  * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.

  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

  *

  * This code is free software; you can redistribute it and/or modify it

  * under the terms of the GNU General Public License version 2 only, as

  * published by the Free Software Foundation.  Oracle designates this

  * particular file as subject to the "Classpath" exception as provided

  * by Oracle in the LICENSE file that accompanied this code.

  *

  * This code is distributed in the hope that it will be useful, but WITHOUT

  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

  * version 2 for more details (a copy is included in the LICENSE file that

  * accompanied this code).

  *

  * You should have received a copy of the GNU General Public License version

  * 2 along with this work; if not, write to the Free Software Foundation,

  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

  *

  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 package com.sun.xml.internal.ws.message.jaxb;

 import com.sun.istack.internal.NotNull;

 import com.sun.istack.internal.XMLStreamException2;

 import com.sun.xml.internal.bind.api.Bridge;

 import com.sun.xml.internal.stream.buffer.MutableXMLStreamBuffer;

 import com.sun.xml.internal.stream.buffer.XMLStreamBuffer;

 import com.sun.xml.internal.stream.buffer.XMLStreamBufferResult;

 import com.sun.xml.internal.ws.api.message.Header;

 import com.sun.xml.internal.ws.encoding.SOAPBindingCodec;

 import com.sun.xml.internal.ws.message.AbstractHeaderImpl;

 import com.sun.xml.internal.ws.message.RootElementSniffer;

 import com.sun.xml.internal.ws.spi.db.BindingContext;

 import com.sun.xml.internal.ws.spi.db.XMLBridge;

 import com.sun.xml.internal.ws.streaming.XMLStreamWriterUtil;

 import org.xml.sax.Attributes;

 import org.xml.sax.ContentHandler;

 import org.xml.sax.ErrorHandler;

 import org.xml.sax.SAXException;

 import org.xml.sax.SAXParseException;

 import javax.xml.bind.JAXBElement;

 import javax.xml.bind.JAXBException;

 import javax.xml.bind.Unmarshaller;

 import javax.xml.bind.util.JAXBResult;

 import javax.xml.namespace.QName;

 import javax.xml.soap.SOAPException;

 import javax.xml.soap.SOAPMessage;

 import javax.xml.soap.SOAPHeader;

 import javax.xml.stream.XMLStreamException;

 import javax.xml.stream.XMLStreamReader;

 import javax.xml.stream.XMLStreamWriter;

 import java.io.OutputStream;

 /**

  * {@link Header} whose physical data representation is a JAXB bean.

  *

  * @author Kohsuke Kawaguchi

  */

 public final class JAXBHeader extends AbstractHeaderImpl {

     /**

      * The JAXB object that represents the header.

      */

     private final Object jaxbObject;

     private final XMLBridge bridge;

     // information about this header. lazily obtained.

     private String nsUri;

     private String localName;

     private Attributes atts;

     /**

      * Once the header is turned into infoset,

      * this buffer keeps it.

      */

     private XMLStreamBuffer infoset;

     public JAXBHeader(BindingContext context, Object jaxbObject) {

         this.jaxbObject = jaxbObject;

 //        this.bridge = new MarshallerBridge(context);

         this.bridge = context.createFragmentBridge();

         if (jaxbObject instanceof JAXBElement) {

             JAXBElement e = (JAXBElement) jaxbObject;

             this.nsUri = e.getName().getNamespaceURI();

             this.localName = e.getName().getLocalPart();

         }

     }

     public JAXBHeader(XMLBridge bridge, Object jaxbObject) {

         this.jaxbObject = jaxbObject;

         this.bridge = bridge;

         QName tagName = bridge.getTypeInfo().tagName;

         this.nsUri = tagName.getNamespaceURI();

         this.localName = tagName.getLocalPart();

     }

     /**

      * Lazily parse the first element to obtain attribute values on it.

      */

     private void parse() {

         RootElementSniffer sniffer = new RootElementSniffer();

         try {

             bridge.marshal(jaxbObject,sniffer,null);

         } catch (JAXBException e) {

             // if it's due to us aborting the processing after the first element,

             // we can safely ignore this exception.

             //

             // if it's due to error in the object, the same error will be reported

             // when the readHeader() method is used, so we don't have to report

             // an error right now.

             nsUri = sniffer.getNsUri();

             localName = sniffer.getLocalName();

             atts = sniffer.getAttributes();

         }

     }

     public @NotNull String getNamespaceURI() {

         if(nsUri==null)

             parse();

         return nsUri;

     }

     public @NotNull String getLocalPart() {

         if(localName==null)

             parse();

         return localName;

     }

     public String getAttribute(String nsUri, String localName) {

         if(atts==null)

             parse();

         return atts.getValue(nsUri,localName);

     }

     public XMLStreamReader readHeader() throws XMLStreamException {

         if(infoset==null) {

             MutableXMLStreamBuffer buffer = new MutableXMLStreamBuffer();

             writeTo(buffer.createFromXMLStreamWriter());

             infoset = buffer;

         }

         return infoset.readAsXMLStreamReader();

     }

     public <T> T readAsJAXB(Unmarshaller unmarshaller) throws JAXBException {

         try {

             JAXBResult r = new JAXBResult(unmarshaller);

             // bridge marshals a fragment, so we need to add start/endDocument by ourselves

             r.getHandler().startDocument();

             bridge.marshal(jaxbObject,r);

             r.getHandler().endDocument();

             return (T)r.getResult();

         } catch (SAXException e) {

             throw new JAXBException(e);

         }

     }

     /** @deprecated */

     public <T> T readAsJAXB(Bridge<T> bridge) throws JAXBException {

         return bridge.unmarshal(new JAXBBridgeSource(this.bridge,jaxbObject));

     }

         public <T> T readAsJAXB(XMLBridge<T> bond) throws JAXBException {

         return bond.unmarshal(new JAXBBridgeSource(this.bridge,jaxbObject),null);

         }

     public void writeTo(XMLStreamWriter sw) throws XMLStreamException {

         try {

             // Get the encoding of the writer

             String encoding = XMLStreamWriterUtil.getEncoding(sw);

             // Get output stream and use JAXB UTF-8 writer

             OutputStream os = bridge.supportOutputStream() ? XMLStreamWriterUtil.getOutputStream(sw) : null;

             if (os != null && encoding != null && encoding.equalsIgnoreCase(SOAPBindingCodec.UTF8_ENCODING)) {

                 bridge.marshal(jaxbObject, os, sw.getNamespaceContext(), null);

             } else {

                 bridge.marshal(jaxbObject,sw, null);

             }

         } catch (JAXBException e) {

             throw new XMLStreamException2(e);

         }

     }

     public void writeTo(SOAPMessage saaj) throws SOAPException {

         try {

             SOAPHeader header = saaj.getSOAPHeader();

             if (header == null)

                 header = saaj.getSOAPPart().getEnvelope().addHeader();

             bridge.marshal(jaxbObject,header);

         } catch (JAXBException e) {

             throw new SOAPException(e);

         }

     }

     public void writeTo(ContentHandler contentHandler, ErrorHandler errorHandler) throws SAXException {

         try {

             bridge.marshal(jaxbObject,contentHandler,null);

         } catch (JAXBException e) {

             SAXParseException x = new SAXParseException(e.getMessage(),null,null,-1,-1,e);

             errorHandler.fatalError(x);

             throw x;

         }

     }

 }