jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/bind/v2/runtime/unmarshaller/FastInfosetConnector.java@121e938cb9c3 (annotated)

src/share/jaxws_classes/com/sun/xml/internal/bind/v2/runtime/unmarshaller/FastInfosetConnector.java@121e938cb9c3 (annotated)

src/share/jaxws_classes/com/sun/xml/internal/bind/v2/runtime/unmarshaller/FastInfosetConnector.java

Sun, 31 Aug 2014 16:14:36 +0400

author: aefimov
date: Sun, 31 Aug 2014 16:14:36 +0400
changeset 650: 121e938cb9c3
parent 0: 373ffda63c9a
permissions: -rw-r--r--

8036981: JAXB not preserving formatting for xsd:any Mixed content
Reviewed-by: lancea, mkos

 /*
  * 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.unmarshaller;
 import javax.xml.stream.Location;
 import javax.xml.stream.XMLStreamConstants;
 import javax.xml.stream.XMLStreamException;
 import com.sun.xml.internal.bind.WhiteSpaceProcessor;
 import com.sun.xml.internal.fastinfoset.stax.StAXDocumentParser;
 import com.sun.xml.internal.org.jvnet.fastinfoset.EncodingAlgorithmIndexes;
 import org.xml.sax.SAXException;
 /**
  * Reads from FastInfoset StAX parser and feeds into JAXB Unmarshaller.
  * <p>
  * This class will peek at future events to ascertain if characters need to be
  * buffered or not.
  *
  * @author Paul Sandoz.
  */
 final class FastInfosetConnector extends StAXConnector {
     // event source
     private final StAXDocumentParser fastInfosetStreamReader;
     // Flag set to true if text has been reported
     private boolean textReported;
     // Buffer for octets
     private final Base64Data base64Data = new Base64Data();
     // Buffer for characters
     private final StringBuilder buffer = new StringBuilder();
     public FastInfosetConnector(StAXDocumentParser fastInfosetStreamReader,
             XmlVisitor visitor) {
         super(visitor);
         fastInfosetStreamReader.setStringInterning(true);
         this.fastInfosetStreamReader = fastInfosetStreamReader;
     }
     public void bridge() throws XMLStreamException {
         try {
             // remembers the nest level of elements to know when we are done.
             int depth=0;
             // if the parser is at the start tag, proceed to the first element
             int event = fastInfosetStreamReader.getEventType();
             if(event == XMLStreamConstants.START_DOCUMENT) {
                 // nextTag doesn't correctly handle DTDs
                 while( !fastInfosetStreamReader.isStartElement() )
                     event = fastInfosetStreamReader.next();
             }
             if( event!=XMLStreamConstants.START_ELEMENT)
                 throw new IllegalStateException("The current event is not START_ELEMENT\n but " + event);
             // TODO: we don't have to rely on this hack --- we can just emulate
             // start/end prefix mappings. But for now, I'll rely on this hack.
             handleStartDocument(fastInfosetStreamReader.getNamespaceContext());
             OUTER:
             while(true) {
                 // These are all of the events listed in the javadoc for
                 // XMLEvent.
                 // The spec only really describes 11 of them.
                 switch (event) {
                     case XMLStreamConstants.START_ELEMENT :
                         handleStartElement();
                         depth++;
                         break;
                     case XMLStreamConstants.END_ELEMENT :
                         depth--;
                         handleEndElement();
                         if(depth==0)    break OUTER;
                         break;
                     case XMLStreamConstants.CHARACTERS :
                     case XMLStreamConstants.CDATA :
                     case XMLStreamConstants.SPACE :
                         if (predictor.expectText()) {
                             // Peek at the next event to see if there are
                             // fragmented characters
                             event = fastInfosetStreamReader.peekNext();
                             if (event == XMLStreamConstants.END_ELEMENT)
                                 processNonIgnorableText();
                             else if (event == XMLStreamConstants.START_ELEMENT)
                                 processIgnorableText();
                             else
                                 handleFragmentedCharacters();
                         }
                         break;
                     // otherwise simply ignore
                 }
                 event=fastInfosetStreamReader.next();
             }
             fastInfosetStreamReader.next();    // move beyond the end tag.
             handleEndDocument();
         } catch (SAXException e) {
             throw new XMLStreamException(e);
         }
     }
     protected Location getCurrentLocation() {
         return fastInfosetStreamReader.getLocation();
     }
     protected String getCurrentQName() {
         return fastInfosetStreamReader.getNameString();
     }
     private void handleStartElement() throws SAXException {
         processUnreportedText();
         for (int i = 0; i < fastInfosetStreamReader.accessNamespaceCount(); i++) {
             visitor.startPrefixMapping(fastInfosetStreamReader.getNamespacePrefix(i),
                     fastInfosetStreamReader.getNamespaceURI(i));
         }
         tagName.uri = fastInfosetStreamReader.accessNamespaceURI();
         tagName.local = fastInfosetStreamReader.accessLocalName();
         tagName.atts = fastInfosetStreamReader.getAttributesHolder();
         visitor.startElement(tagName);
     }
     private void handleFragmentedCharacters() throws XMLStreamException, SAXException {
         buffer.setLength(0);
         // Append characters of first character event
         buffer.append(fastInfosetStreamReader.getTextCharacters(),
                 fastInfosetStreamReader.getTextStart(),
                 fastInfosetStreamReader.getTextLength());
         // Consume all character
         while(true) {
             switch(fastInfosetStreamReader.peekNext()) {
                 case XMLStreamConstants.START_ELEMENT :
                     processBufferedText(true);
                     return;
                 case XMLStreamConstants.END_ELEMENT :
                     processBufferedText(false);
                     return;
                 case XMLStreamConstants.CHARACTERS :
                 case XMLStreamConstants.CDATA :
                 case XMLStreamConstants.SPACE :
                     // Append characters of second and subsequent character events
                     fastInfosetStreamReader.next();
                     buffer.append(fastInfosetStreamReader.getTextCharacters(),
                             fastInfosetStreamReader.getTextStart(),
                             fastInfosetStreamReader.getTextLength());
                     break;
                 default:
                     fastInfosetStreamReader.next();
             }
         }
     }
     private void handleEndElement() throws SAXException {
         processUnreportedText();
         tagName.uri = fastInfosetStreamReader.accessNamespaceURI();
         tagName.local = fastInfosetStreamReader.accessLocalName();
         visitor.endElement(tagName);
         for (int i = fastInfosetStreamReader.accessNamespaceCount() - 1; i >= 0; i--) {
             visitor.endPrefixMapping(fastInfosetStreamReader.getNamespacePrefix(i));
         }
     }
     final private class CharSequenceImpl implements CharSequence {
         char[] ch;
         int start;
         int length;
         CharSequenceImpl() {
         }
         CharSequenceImpl(final char[] ch, final int start, final int length) {
             this.ch = ch;
             this.start = start;
             this.length = length;
         }
         public void set() {
             ch = fastInfosetStreamReader.getTextCharacters();
             start = fastInfosetStreamReader.getTextStart();
             length = fastInfosetStreamReader.getTextLength();
         }
         // CharSequence interface
         public final int length() {
             return length;
         }
         public final char charAt(final int index) {
             return ch[start + index];
         }
         public final CharSequence subSequence(final int start, final int end) {
             return new CharSequenceImpl(ch, this.start + start, end - start);
         }
         public String toString() {
             return new String(ch, start, length);
         }
     }
     final private CharSequenceImpl charArray = new CharSequenceImpl();
     private void processNonIgnorableText() throws SAXException {
         textReported = true;
         boolean isTextAlgorithmAplied =
                 (fastInfosetStreamReader.getTextAlgorithmBytes() != null);
         if (isTextAlgorithmAplied &&
                 fastInfosetStreamReader.getTextAlgorithmIndex() == EncodingAlgorithmIndexes.BASE64) {
             base64Data.set(fastInfosetStreamReader.getTextAlgorithmBytesClone(),null);
             visitor.text(base64Data);
         } else {
             if (isTextAlgorithmAplied) {
                 fastInfosetStreamReader.getText();
             }
             charArray.set();
             visitor.text(charArray);
         }
     }
     private void processIgnorableText() throws SAXException {
         boolean isTextAlgorithmAplied =
                 (fastInfosetStreamReader.getTextAlgorithmBytes() != null);
         if (isTextAlgorithmAplied &&
                 fastInfosetStreamReader.getTextAlgorithmIndex() == EncodingAlgorithmIndexes.BASE64) {
             base64Data.set(fastInfosetStreamReader.getTextAlgorithmBytesClone(),null);
             visitor.text(base64Data);
             textReported = true;
         } else {
             if (isTextAlgorithmAplied) {
                 fastInfosetStreamReader.getText();
             }
             charArray.set();
             if (!WhiteSpaceProcessor.isWhiteSpace(charArray)) {
                 visitor.text(charArray);
                 textReported = true;
             }
         }
     }
     private void processBufferedText(boolean ignorable) throws SAXException {
         if (!ignorable || !WhiteSpaceProcessor.isWhiteSpace(buffer)) {
             visitor.text(buffer);
             textReported = true;
         }
     }
     private void processUnreportedText() throws SAXException {
         if(!textReported && predictor.expectText()) {
             visitor.text("");
         }
         textReported = false;
     }
 }

Mercurial > jdk8-mips64-public > jaxws / annotate

src/share/jaxws_classes/com/sun/xml/internal/bind/v2/runtime/unmarshaller/FastInfosetConnector.java@121e938cb9c3 (annotated)

src/share/jaxws_classes/com/sun/xml/internal/bind/v2/runtime/unmarshaller/FastInfosetConnector.java