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comparison servlet/src/digilib/io/XMLListLoader.java @ 138:d18b0ff52b07

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*** empty log message ***
author robcast
date Sat, 12 Jul 2003 01:26:56 +0200
parents 0530f8295c4b
children c878ea574c29
comparison
equal deleted inserted replaced
137:4f1752d80560 138:d18b0ff52b07
61 * inner class XMLListParser to be called by the parser 61 * inner class XMLListParser to be called by the parser
62 */ 62 */
63 private class XMLListParser extends XMLFilterImpl { 63 private class XMLListParser extends XMLFilterImpl {
64 64
65 private HashMap listData; 65 private HashMap listData;
66 private LinkedList nameSpace; 66 private LinkedList tagSpace;
67 67
68 public HashMap getData() { 68 public HashMap getData() {
69 return listData; 69 return listData;
70 } 70 }
71 71
72 // Parser calls this once at the beginning of a document 72 // Parser calls this once at the beginning of a document
73 public void startDocument() throws SAXException { 73 public void startDocument() throws SAXException {
74 listData = new HashMap(); 74 listData = new HashMap();
75 nameSpace = new LinkedList(); 75 tagSpace = new LinkedList();
76 } 76 }
77 77
78 // Parser calls this for each element in a document 78 // Parser calls this for each element in a document
79 public void startElement( 79 public void startElement(
80 String namespaceURI, 80 String namespaceURI,
82 String qName, 82 String qName,
83 Attributes atts) 83 Attributes atts)
84 throws SAXException { 84 throws SAXException {
85 //System.out.println("<"+qName); 85 //System.out.println("<"+qName);
86 // open a new namespace 86 // open a new namespace
87 nameSpace.addLast(qName); 87 tagSpace.addLast(qName);
88 88
89 // ist it an entry tag? 89 // ist it an entry tag?
90 if (qName.equals(entryTag)) { 90 if (qName.equals(entryTag)) {
91 // is it inside a list tag? 91 // is it inside a list tag?
92 if ((listTag.length() > 0) && (!nameSpace.contains(listTag))) { 92 if ((listTag.length() > 0) && (!tagSpace.contains(listTag))) {
93 System.out.println( 93 System.out.println(
94 "BOO: Entry " 94 "BOO: Entry "
95 + entryTag 95 + entryTag
96 + " not inside list " 96 + " not inside list "
97 + listTag); 97 + listTag);
129 String namespaceURI, 129 String namespaceURI,
130 String localName, 130 String localName,
131 String qName) 131 String qName)
132 throws SAXException { 132 throws SAXException {
133 // exit the namespace 133 // exit the namespace
134 nameSpace.removeLast(); 134 tagSpace.removeLast();
135 } 135 }
136 136
137 } 137 }
138 138
139 /** 139 /**
142 */ 142 */
143 public HashMap loadURL(String path) throws SAXException, IOException { 143 public HashMap loadURL(String path) throws SAXException, IOException {
144 //System.out.println("loadurl ("+path+")"); 144 //System.out.println("loadurl ("+path+")");
145 // Create a JAXP SAXParserFactory and configure it 145 // Create a JAXP SAXParserFactory and configure it
146 SAXParserFactory spf = SAXParserFactory.newInstance(); 146 SAXParserFactory spf = SAXParserFactory.newInstance();
147 //spf.setNamespaceAware(true); 147 spf.setNamespaceAware(true);
148 148
149 XMLReader xmlReader = null; 149 SAXParser parser = null;
150 try { 150 try {
151 // Create a JAXP SAXParser 151 // Create a JAXP SAXParser
152 SAXParser saxParser = spf.newSAXParser(); 152 parser = spf.newSAXParser();
153 153
154 // Get the encapsulated SAX XMLReader
155 xmlReader = saxParser.getXMLReader();
156 } catch (ParserConfigurationException e) { 154 } catch (ParserConfigurationException e) {
157 throw new SAXException(e); 155 throw new SAXException(e);
158 } 156 }
159 157
160 // create a list parser (keeps the data!) 158 // create a list parser (keeps the data!)
161 XMLListParser listParser = new XMLListParser(); 159 XMLListParser listParser = new XMLListParser();
162 160
163 // Set the ContentHandler of the XMLReader 161 // Tell the SAXParser to parse the XML document
164 xmlReader.setContentHandler(listParser); 162 parser.parse(path, listParser);
165
166 // Tell the XMLReader to parse the XML document
167 xmlReader.parse(path);
168 163
169 return listParser.getData(); 164 return listParser.getData();
170 } 165 }
171 166
172 } 167 }