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

 /*

  * Copyright (c) 1997, 2011, 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

  * or visit www.oracle.com if you need additional information or have any

  * questions.

  */

 package com.sun.xml.internal.bind.v2.runtime.output;

 import java.io.IOException;

 import javax.xml.stream.XMLStreamException;

 import com.sun.xml.internal.bind.util.AttributesImpl;

 import com.sun.xml.internal.bind.v2.runtime.XMLSerializer;

 import org.xml.sax.ContentHandler;

 import org.xml.sax.SAXException;

 import org.xml.sax.helpers.LocatorImpl;

 /**

  * {@link XmlOutput} implementation that writes to SAX {@link ContentHandler}.

  *

  * @author Kohsuke Kawaguchi

  */

 public class SAXOutput extends XmlOutputAbstractImpl {

     protected final ContentHandler out;

     public SAXOutput(ContentHandler out) {

         this.out = out;

         out.setDocumentLocator(new LocatorImpl());

     }

     private String elementNsUri,elementLocalName,elementQName;

     private char[] buf = new char[256];

     private final AttributesImpl atts = new AttributesImpl();

     // not called if we are generating fragments

     @Override

     public void startDocument(XMLSerializer serializer, boolean fragment, int[] nsUriIndex2prefixIndex, NamespaceContextImpl nsContext) throws SAXException, IOException, XMLStreamException {

         super.startDocument(serializer, fragment,nsUriIndex2prefixIndex,nsContext);

         if(!fragment)

             out.startDocument();

     }

     public void endDocument(boolean fragment) throws SAXException, IOException, XMLStreamException {

         if(!fragment)

             out.endDocument();

         super.endDocument(fragment);

     }

     public void beginStartTag(int prefix, String localName) {

         elementNsUri = nsContext.getNamespaceURI(prefix);

         elementLocalName = localName;

         elementQName = getQName(prefix,localName);

         atts.clear();

     }

     public void attribute(int prefix, String localName, String value) {

         String qname;

         String nsUri;

         if(prefix==-1) {

             nsUri = "";

             qname = localName;

         } else {

             nsUri = nsContext.getNamespaceURI(prefix);

             String p = nsContext.getPrefix(prefix);

             if(p.length()==0)

                 // this is more likely a bug in the application code (NamespacePrefixMapper implementation)

                 // this only happens when it tries to assign "" prefix to a non-"" URI,

                 // which is by itself violation of namespace rec. But let's just be safe.

                 // See http://forums.java.net/jive/thread.jspa?messageID=212598#212598

                 qname = localName;

             else

                 qname = p +':'+localName;

         }

         atts.addAttribute( nsUri, localName, qname, "CDATA", value );

     }

     public void endStartTag() throws SAXException {

         NamespaceContextImpl.Element ns = nsContext.getCurrent();

         if(ns!=null) {

             int sz = ns.count();

             for( int i=0; i<sz; i++ ) {

                 String p = ns.getPrefix(i);

                 String uri = ns.getNsUri(i);

                 if(uri.length()==0 && ns.getBase()==1)

                     continue;   // no point in defining xmlns='' on the root

                 out.startPrefixMapping(p,uri);

             }

         }

         out.startElement(elementNsUri,elementLocalName,elementQName,atts);

     }

     public void endTag(int prefix, String localName) throws SAXException {

         out.endElement(

             nsContext.getNamespaceURI(prefix),

             localName,

             getQName(prefix, localName)

         );

         NamespaceContextImpl.Element ns = nsContext.getCurrent();

         if(ns!=null) {

             int sz = ns.count();

             for( int i=sz-1; i>=0; i-- ) {

                 String p = ns.getPrefix(i);

                 String uri = ns.getNsUri(i);

                 if(uri.length()==0 && ns.getBase()==1)

                     continue;   // no point in definint xmlns='' on the root

                 out.endPrefixMapping(p);

             }

         }

     }

     private String getQName(int prefix, String localName) {

         String qname;

         String p = nsContext.getPrefix(prefix);

         if(p.length()==0)

             qname = localName;

         else

             qname = p+':'+localName;

         return qname;

     }

     public void text(String value, boolean needsSP) throws IOException, SAXException, XMLStreamException {

         int vlen = value.length();

         if(buf.length<=vlen) {

             buf = new char[Math.max(buf.length*2,vlen+1)];

         }

         if(needsSP) {

             value.getChars(0,vlen,buf,1);

             buf[0] = ' ';

         } else {

             value.getChars(0,vlen,buf,0);

         }

         out.characters(buf,0,vlen+(needsSP?1:0));

     }

     public void text(Pcdata value, boolean needsSP) throws IOException, SAXException, XMLStreamException {

         int vlen = value.length();

         if(buf.length<=vlen) {

             buf = new char[Math.max(buf.length*2,vlen+1)];

         }

         if(needsSP) {

             value.writeTo(buf,1);

             buf[0] = ' ';

         } else {

             value.writeTo(buf,0);

         }

         out.characters(buf,0,vlen+(needsSP?1:0));

     }

 }