jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/stream/buffer/stax/StreamReaderBufferCreator.java@9c07ef4934dd (annotated)

src/share/jaxws_classes/com/sun/xml/internal/stream/buffer/stax/StreamReaderBufferCreator.java@9c07ef4934dd (annotated)

src/share/jaxws_classes/com/sun/xml/internal/stream/buffer/stax/StreamReaderBufferCreator.java

Thu, 31 Aug 2017 15:18:52 +0800

author: aoqi
date: Thu, 31 Aug 2017 15:18:52 +0800
changeset 637: 9c07ef4934dd
parent 397: b99d7e355d4b
parent 0: 373ffda63c9a
permissions: -rw-r--r--

merge

 /*
  * Copyright (c) 2005, 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
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 package com.sun.xml.internal.stream.buffer.stax;
 import com.sun.xml.internal.stream.buffer.MutableXMLStreamBuffer;
 import com.sun.xml.internal.org.jvnet.staxex.Base64Data;
 import com.sun.xml.internal.org.jvnet.staxex.XMLStreamReaderEx;
 import javax.xml.stream.XMLStreamException;
 import javax.xml.stream.XMLStreamReader;
 import java.util.HashMap;
 import java.util.Map;
 /**
  * Create a buffer using an {@link XMLStreamReader}.
  * <p>
  * TODO: Implement the marking the stream on the element when an ID
  * attribute on the element is defined
  */
 public class StreamReaderBufferCreator extends StreamBufferCreator {
     private int _eventType;
     private boolean _storeInScopeNamespacesOnElementFragment;
     private Map<String, Integer> _inScopePrefixes;
     /**
      * Create a stream reader buffer creator.
      * <p>
      * A stream buffer will be created for storing the infoset
      * from a stream reader.
      */
     public StreamReaderBufferCreator() {
     }
     /**
      * Create a stream reader buffer creator using a mutable stream buffer.
      * <p>
      * @param buffer the mutable stream buffer.
      */
     public StreamReaderBufferCreator(MutableXMLStreamBuffer buffer) {
         setBuffer(buffer);
     }
     /**
      * Create the buffer from a stream reader.
      * <p>
      * The stream reader must be positioned at the start of the document
      * or the start of an element.
      * <p>
      * If the stream is positioned at the start of the document then the
      * whole document is stored and after storing the stream will be positioned
      * at the end of the document.
      * <p>
      * If the stream is positioned at the start of an element then the
      * element and all its children will be stored and after storing the stream
      * will be positioned at the next event after the end of the element.
      * <p>
      * @return the mutable stream buffer.
      * @throws XMLStreamException if the stream reader is not positioned at
      *         the start of the document or at an element.
      */
     public MutableXMLStreamBuffer create(XMLStreamReader reader) throws XMLStreamException {
         if (_buffer == null) {
             createBuffer();
         }
         store(reader);
         return getXMLStreamBuffer();
     }
     /**
      * Creates the buffer from a stream reader that is an element fragment.
      * <p>
      * The stream reader will be moved to the position of the next start of
      * an element if the stream reader is not already positioned at the start
      * of an element.
      * <p>
      * The element and all its children will be stored and after storing the stream
      * will be positioned at the next event after the end of the element.
      * <p>
      * @param storeInScopeNamespaces true if in-scope namespaces of the element
      *        fragment should be stored.
      * @return the mutable stream buffer.
      * @throws XMLStreamException if the stream reader cannot be positioned at
      *         the start of an element.
      */
     public MutableXMLStreamBuffer createElementFragment(XMLStreamReader reader,
             boolean storeInScopeNamespaces) throws XMLStreamException {
         if (_buffer == null) {
             createBuffer();
         }
         if (!reader.hasNext()) {
             return _buffer;
         }
         _storeInScopeNamespacesOnElementFragment = storeInScopeNamespaces;
         _eventType = reader.getEventType();
         if (_eventType != XMLStreamReader.START_ELEMENT) {
             do {
                 _eventType = reader.next();
             } while(_eventType != XMLStreamReader.START_ELEMENT && _eventType != XMLStreamReader.END_DOCUMENT);
         }
         if (storeInScopeNamespaces) {
             _inScopePrefixes = new HashMap<String,Integer>();
         }
         storeElementAndChildren(reader);
         return getXMLStreamBuffer();
     }
     private void store(XMLStreamReader reader) throws XMLStreamException {
         if (!reader.hasNext()) {
             return;
         }
         _eventType = reader.getEventType();
         switch (_eventType) {
             case XMLStreamReader.START_DOCUMENT:
                 storeDocumentAndChildren(reader);
                 break;
             case XMLStreamReader.START_ELEMENT:
                 storeElementAndChildren(reader);
                 break;
             default:
                 throw new XMLStreamException("XMLStreamReader not positioned at a document or element");
         }
         increaseTreeCount();
     }
     private void storeDocumentAndChildren(XMLStreamReader reader) throws XMLStreamException {
         storeStructure(T_DOCUMENT);
         _eventType = reader.next();
         while (_eventType != XMLStreamReader.END_DOCUMENT) {
             switch (_eventType) {
                 case XMLStreamReader.START_ELEMENT:
                     storeElementAndChildren(reader);
                     continue;
                 case XMLStreamReader.COMMENT:
                     storeComment(reader);
                     break;
                 case XMLStreamReader.PROCESSING_INSTRUCTION:
                     storeProcessingInstruction(reader);
                     break;
             }
             _eventType = reader.next();
         }
         storeStructure(T_END);
     }
     private void storeElementAndChildren(XMLStreamReader reader) throws XMLStreamException {
         if (reader instanceof XMLStreamReaderEx) {
             storeElementAndChildrenEx((XMLStreamReaderEx)reader);
         } else {
             storeElementAndChildrenNoEx(reader);
         }
     }
     private void storeElementAndChildrenEx(XMLStreamReaderEx reader) throws XMLStreamException {
         int depth = 1;
         if (_storeInScopeNamespacesOnElementFragment) {
             storeElementWithInScopeNamespaces(reader);
         } else {
             storeElement(reader);
         }
         while(depth > 0) {
             _eventType = reader.next();
             switch (_eventType) {
                 case XMLStreamReader.START_ELEMENT:
                     depth++;
                     storeElement(reader);
                     break;
                 case XMLStreamReader.END_ELEMENT:
                     depth--;
                     storeStructure(T_END);
                     break;
                 case XMLStreamReader.NAMESPACE:
                     storeNamespaceAttributes(reader);
                     break;
                 case XMLStreamReader.ATTRIBUTE:
                     storeAttributes(reader);
                     break;
                 case XMLStreamReader.SPACE:
                 case XMLStreamReader.CHARACTERS:
                 case XMLStreamReader.CDATA: {
                     CharSequence c = reader.getPCDATA();
                     if (c instanceof Base64Data) {
                         storeStructure(T_TEXT_AS_OBJECT);
                         //Instead of clone the Base64Data, the original Base64Data instance is used here to preserve the DataHandler
                         storeContentObject(c);
                     } else {
                         storeContentCharacters(T_TEXT_AS_CHAR_ARRAY,
                                 reader.getTextCharacters(), reader.getTextStart(),
                                 reader.getTextLength());
                     }
                     break;
                 }
                 case XMLStreamReader.COMMENT:
                     storeComment(reader);
                     break;
                 case XMLStreamReader.PROCESSING_INSTRUCTION:
                     storeProcessingInstruction(reader);
                     break;
             }
         }
         /*
          * Move to next item after the end of the element
          * that has been stored
          */
         _eventType = reader.next();
     }
     private void storeElementAndChildrenNoEx(XMLStreamReader reader) throws XMLStreamException {
         int depth = 1;
         if (_storeInScopeNamespacesOnElementFragment) {
             storeElementWithInScopeNamespaces(reader);
         } else {
             storeElement(reader);
         }
         while(depth > 0) {
             _eventType = reader.next();
             switch (_eventType) {
                 case XMLStreamReader.START_ELEMENT:
                     depth++;
                     storeElement(reader);
                     break;
                 case XMLStreamReader.END_ELEMENT:
                     depth--;
                     storeStructure(T_END);
                     break;
                 case XMLStreamReader.NAMESPACE:
                     storeNamespaceAttributes(reader);
                     break;
                 case XMLStreamReader.ATTRIBUTE:
                     storeAttributes(reader);
                     break;
                 case XMLStreamReader.SPACE:
                 case XMLStreamReader.CHARACTERS:
                 case XMLStreamReader.CDATA: {
                     storeContentCharacters(T_TEXT_AS_CHAR_ARRAY,
                             reader.getTextCharacters(), reader.getTextStart(),
                             reader.getTextLength());
                     break;
                 }
                 case XMLStreamReader.COMMENT:
                     storeComment(reader);
                     break;
                 case XMLStreamReader.PROCESSING_INSTRUCTION:
                     storeProcessingInstruction(reader);
                     break;
             }
         }
         /*
          * Move to next item after the end of the element
          * that has been stored
          */
         _eventType = reader.next();
     }
     private void storeElementWithInScopeNamespaces(XMLStreamReader reader) {
         storeQualifiedName(T_ELEMENT_LN,
                 reader.getPrefix(), reader.getNamespaceURI(), reader.getLocalName());
         if (reader.getNamespaceCount() > 0) {
             storeNamespaceAttributes(reader);
         }
         if (reader.getAttributeCount() > 0) {
             storeAttributes(reader);
         }
     }
     private void storeElement(XMLStreamReader reader) {
         storeQualifiedName(T_ELEMENT_LN,
                 reader.getPrefix(), reader.getNamespaceURI(), reader.getLocalName());
         if (reader.getNamespaceCount() > 0) {
             storeNamespaceAttributes(reader);
         }
         if (reader.getAttributeCount() > 0) {
             storeAttributes(reader);
         }
     }
     /**
      * A low level method a create a structure element explicitly. This is useful when xsb is
      * created from a fragment's XMLStreamReader and inscope namespaces can be passed using
      * this method. Note that there is no way to enumerate namespaces from XMLStreamReader.
      *
      * For e.g: Say the SOAP message is as follows
      *
      *  <S:Envelope xmlns:n1=".."><S:Body><ns2:A> ...
      *
      * when xsb is to be created using a reader that is at <ns2:A> tag, the inscope
      * namespace like 'n1' can be passed using this method.
      *
      * WARNING: Instead of using this, try other methods(if you don't know what you are
      * doing).
      *
      * @param ns an array of the even length of the form { prefix0, uri0, prefix1, uri1, ... }.
      */
     public void storeElement(String nsURI, String localName, String prefix, String[] ns) {
         storeQualifiedName(T_ELEMENT_LN, prefix, nsURI, localName);
         storeNamespaceAttributes(ns);
     }
     /**
      * A low level method a create a structure element explicitly. This is
      * required to support {@link #storeElement} method.
      *
      * WARNING: Instead of using this, try other methods(if you don't know what
      * you are doing).
      */
     public void storeEndElement() {
         storeStructure(T_END);
     }
     private void storeNamespaceAttributes(XMLStreamReader reader) {
         int count = reader.getNamespaceCount();
         for (int i = 0; i < count; i++) {
             storeNamespaceAttribute(reader.getNamespacePrefix(i), reader.getNamespaceURI(i));
         }
     }
     /**
      * @param ns an array of the even length of the form { prefix0, uri0, prefix1, uri1, ... }.
      */
     private void storeNamespaceAttributes(String[] ns) {
         for (int i = 0; i < ns.length; i=i+2) {
             storeNamespaceAttribute(ns[i], ns[i+1]);
         }
     }
     private void storeAttributes(XMLStreamReader reader) {
         int count = reader.getAttributeCount();
         for (int i = 0; i < count; i++) {
             storeAttribute(reader.getAttributePrefix(i), reader.getAttributeNamespace(i), reader.getAttributeLocalName(i),
                     reader.getAttributeType(i), reader.getAttributeValue(i));
         }
     }
     private void storeComment(XMLStreamReader reader) {
         storeContentCharacters(T_COMMENT_AS_CHAR_ARRAY,
                 reader.getTextCharacters(), reader.getTextStart(), reader.getTextLength());
     }
     private void storeProcessingInstruction(XMLStreamReader reader) {
         storeProcessingInstruction(reader.getPITarget(), reader.getPIData());
     }
 }

Mercurial > jdk8-mips64-public > jaxws / annotate

src/share/jaxws_classes/com/sun/xml/internal/stream/buffer/stax/StreamReaderBufferCreator.java@9c07ef4934dd (annotated)

src/share/jaxws_classes/com/sun/xml/internal/stream/buffer/stax/StreamReaderBufferCreator.java