1 /*

     2  * Copyright (c) 1997, 2014, 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.org.jvnet.staxex.util;

    27 

    28 import java.util.Iterator;

    29 

    30 import javax.xml.soap.SOAPElement;

    31 import javax.xml.soap.SOAPException;

    32 import javax.xml.stream.XMLStreamException;

    33 

    34 import com.sun.xml.internal.org.jvnet.staxex.Base64Data;

    35 import com.sun.xml.internal.org.jvnet.staxex.XMLStreamReaderEx;

    36 import com.sun.xml.internal.org.jvnet.staxex.BinaryText;

    37 

    38 import org.w3c.dom.Node;

    39 import org.w3c.dom.Text;

    40 

    41 /**

    42  * SaajStaxReaderEx

    43  *

    44  * @author shih-chang.chen@oracle.com

    45  */

    46 public class SaajStaxReaderEx extends DOMStreamReader implements XMLStreamReaderEx {

    47     //TODO extends com.sun.xml.internal.ws.streaming.DOMStreamReader

    48     private BinaryText binaryText = null;

    49     private Base64Data base64AttData = null;

    50 

    51     public SaajStaxReaderEx(SOAPElement se) {

    52         super(se);

    53     }

    54 

    55     @Override

    56     public int next() throws XMLStreamException {

    57         binaryText = null;

    58         base64AttData = null;

    59         while(true) {

    60             int r = _next();

    61             switch (r) {

    62             case CHARACTERS:

    63                 if (_current instanceof BinaryText) {

    64                     binaryText = (BinaryText) _current;

    65                     base64AttData = new Base64Data();

    66                     try {

    67                         base64AttData.set(binaryText.getDataHandler());

    68 //System.out.println("--------------- debug SaajStaxReaderEx binaryText " + binaryText);

    69                     } catch (SOAPException e) {

    70                         throw new XMLStreamException(e);

    71                     }

    72                 } else {

    73                     // if we are currently at text node, make sure that this is a meaningful text node.

    74                     Node prev = _current.getPreviousSibling();

    75                     if(prev!=null && prev.getNodeType()==Node.TEXT_NODE)

    76                         continue;   // nope. this is just a continuation of previous text that should be invisible

    77 

    78                     Text t = (Text)_current;

    79                     wholeText = t.getWholeText();

    80                     if(wholeText.length()==0)

    81                         continue;   // nope. this is empty text.

    82                 }

    83                 return CHARACTERS;

    84             case START_ELEMENT:

    85                 splitAttributes();

    86                 return START_ELEMENT;

    87             default:

    88                 return r;

    89             }

    90         }

    91     }

    92 

    93     @Override

    94     public String getElementTextTrim() throws XMLStreamException {

    95         // TODO Auto-generated method stub

    96         return null;

    97     }

    98 

    99     @Override

   100     public CharSequence getPCDATA() throws XMLStreamException {

   101         return (binaryText != null) ? base64AttData : getText();

   102     }

   103 

   104     @Override

   105     public com.sun.xml.internal.org.jvnet.staxex.NamespaceContextEx getNamespaceContext() {

   106         return new com.sun.xml.internal.org.jvnet.staxex.NamespaceContextEx() {

   107 

   108             @Override

   109             public String getNamespaceURI(String prefix) {

   110                 return _current.lookupNamespaceURI(prefix);

   111             }

   112 

   113             @Override

   114             public String getPrefix(String uri) {

   115                 return _current.lookupPrefix(uri);

   116             }

   117 

   118             @Override

   119             public Iterator getPrefixes(String arg0) {

   120                 // TODO Auto-generated method stub

   121                 return null;

   122             }

   123 

   124             @Override

   125             public Iterator<Binding> iterator() {

   126                 // TODO Auto-generated method stub

   127                 return null;

   128             }

   129 

   130         };

   131     }

   132 

   133 

   134     @Override

   135     public int getTextLength() {

   136         return (binaryText != null) ? base64AttData.length() : super.getTextLength();

   137     }

   138 

   139     @Override

   140     public int getTextStart() {

   141         return (binaryText != null) ? 0: super.getTextStart();

   142     }

   143 

   144     @Override

   145     public char[] getTextCharacters() {

   146         if (binaryText != null) {

   147             char[] chars = new char[base64AttData.length()];

   148             base64AttData.writeTo(chars, 0);

   149             return chars;

   150         }

   151         return super.getTextCharacters();

   152     }

   153 }