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1 /* |
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2 * Copyright (c) 2004, 2011, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 * |
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25 * THIS FILE WAS MODIFIED BY SUN MICROSYSTEMS, INC. |
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26 */ |
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27 |
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28 package com.sun.xml.internal.fastinfoset.tools; |
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29 |
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30 import javax.xml.namespace.QName; |
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31 import javax.xml.stream.XMLStreamConstants; |
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32 import javax.xml.stream.XMLStreamException; |
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33 import javax.xml.stream.XMLStreamReader; |
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34 import org.xml.sax.ContentHandler; |
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35 import org.xml.sax.SAXException; |
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36 import org.xml.sax.ext.LexicalHandler; |
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37 import org.xml.sax.helpers.AttributesImpl; |
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38 import com.sun.xml.internal.fastinfoset.CommonResourceBundle; |
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39 |
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40 public class StAX2SAXReader { |
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41 |
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42 /** |
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43 * Content handler where events are pushed. |
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44 */ |
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45 ContentHandler _handler; |
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46 |
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47 /** |
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48 * Lexical handler to report lexical events. |
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49 */ |
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50 LexicalHandler _lexicalHandler; |
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51 |
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52 /** |
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53 * XML stream reader where events are pulled. |
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54 */ |
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55 XMLStreamReader _reader; |
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56 |
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57 public StAX2SAXReader(XMLStreamReader reader, ContentHandler handler) { |
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58 _handler = handler; |
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59 _reader = reader; |
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60 } |
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61 |
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62 public StAX2SAXReader(XMLStreamReader reader) { |
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63 _reader = reader; |
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64 } |
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65 |
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66 public void setContentHandler(ContentHandler handler) { |
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67 _handler = handler; |
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68 } |
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69 |
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70 public void setLexicalHandler(LexicalHandler lexicalHandler) { |
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71 _lexicalHandler = lexicalHandler; |
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72 } |
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73 |
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74 public void adapt() throws XMLStreamException, SAXException { |
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75 QName qname; |
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76 String prefix, localPart; |
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77 AttributesImpl attrs = new AttributesImpl(); |
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78 char[] buffer; |
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79 int nsc; |
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80 int nat; |
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81 |
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82 _handler.startDocument(); |
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83 |
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84 try { |
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85 |
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86 while (_reader.hasNext()) { |
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87 int event = _reader.next(); |
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88 |
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89 |
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90 switch(event) { |
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91 case XMLStreamConstants.START_ELEMENT: { |
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92 // Report namespace events first |
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93 nsc = _reader.getNamespaceCount(); |
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94 for (int i = 0; i < nsc; i++) { |
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95 _handler.startPrefixMapping(_reader.getNamespacePrefix(i), |
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96 _reader.getNamespaceURI(i)); |
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97 } |
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98 |
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99 // Collect list of attributes |
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100 attrs.clear(); |
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101 nat = _reader.getAttributeCount(); |
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102 for (int i = 0; i < nat; i++) { |
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103 QName q = _reader.getAttributeName(i); |
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104 String qName = _reader.getAttributePrefix(i); |
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105 if (qName == null || qName == "") { |
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106 qName = q.getLocalPart(); |
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107 } else { |
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108 qName = qName + ":" + q.getLocalPart(); |
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109 } |
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110 attrs.addAttribute(_reader.getAttributeNamespace(i), |
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111 q.getLocalPart(), |
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112 qName, |
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113 _reader.getAttributeType(i), |
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114 _reader.getAttributeValue(i)); |
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115 } |
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116 |
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117 // Report start element |
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118 qname = _reader.getName(); |
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119 prefix = qname.getPrefix(); |
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120 localPart = qname.getLocalPart(); |
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121 |
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122 _handler.startElement(_reader.getNamespaceURI(), |
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123 localPart, |
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124 (prefix.length() > 0) ? |
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125 (prefix + ":" + localPart) : localPart, |
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126 attrs); |
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127 break; |
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128 } |
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129 case XMLStreamConstants.END_ELEMENT: { |
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130 // Report end element |
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131 qname = _reader.getName(); |
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132 prefix = qname.getPrefix(); |
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133 localPart = qname.getLocalPart(); |
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134 |
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135 _handler.endElement(_reader.getNamespaceURI(), |
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136 localPart, |
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137 (prefix.length() > 0) ? |
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138 (prefix + ":" + localPart) : localPart); |
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139 |
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140 // Report end namespace events |
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141 nsc = _reader.getNamespaceCount(); |
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142 for (int i = 0; i < nsc; i++) { |
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143 _handler.endPrefixMapping(_reader.getNamespacePrefix(i)); |
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144 } |
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145 break; |
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146 } |
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147 case XMLStreamConstants.CHARACTERS: |
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148 _handler.characters(_reader.getTextCharacters(), _reader.getTextStart(), _reader.getTextLength()); |
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149 break; |
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150 case XMLStreamConstants.COMMENT: |
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151 _lexicalHandler.comment(_reader.getTextCharacters(), _reader.getTextStart(), _reader.getTextLength()); |
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152 break; |
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153 case XMLStreamConstants.PROCESSING_INSTRUCTION: |
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154 _handler.processingInstruction(_reader.getPITarget(), _reader.getPIData()); |
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155 break; |
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156 case XMLStreamConstants.END_DOCUMENT: |
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157 break; |
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158 default: |
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159 throw new RuntimeException(CommonResourceBundle.getInstance().getString("message.StAX2SAXReader", new Object[]{Integer.valueOf(event)})); |
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160 } // switch |
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161 } |
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162 } |
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163 catch (XMLStreamException e) { |
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164 _handler.endDocument(); // flush whatever we have |
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165 throw e; |
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166 } |
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167 |
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168 _handler.endDocument(); |
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169 } |
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170 |
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171 } |