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1 package examples.basic;
2
3 import java.io.FileReader  ;
4 import java.util.Iterator ;
5 import javax.xml.stream.*;
6 import javax.xml.namespace.QName ;
7 import com.bea.xml.stream.util.ElementTypeNames;
8
9
15
16
17 public class Parse {
18 private static String filename = null;
19
20 private static void printUsage() {
21 System.out.println("usage: java examples.basic.Parse <xmlfile>");
22 }
23
24 public static void main(String [] args) throws Exception {
25 try {
26 filename = args[0];
27 } catch (ArrayIndexOutOfBoundsException aioobe){
28 printUsage();
29 System.exit(0);
30 }
31
32 System.setProperty("javax.xml.stream.XMLInputFactory",
36 "com.bea.xml.stream.MXParserFactory");
37
38 XMLInputFactory xmlif = XMLInputFactory.newInstance();
42 System.out.println("FACTORY: " + xmlif);
43
44 XMLStreamReader xmlr = xmlif.createXMLStreamReader(new FileReader (filename));
48 System.out.println("READER: " + xmlr + "\n");
49
50 while(xmlr.hasNext()){
54 printEvent(xmlr);
55 xmlr.next();
56 }
57
58 }
59
60 private static void printEvent(XMLStreamReader xmlr) {
61 System.out.print("EVENT:["+xmlr.getLocation().getLineNumber()+"]["+
62 xmlr.getLocation().getColumnNumber()+"] ");
63 System.out.print(ElementTypeNames.getEventTypeString(xmlr.getEventType()));
64 System.out.print(" [");
65 switch (xmlr.getEventType()) {
66 case XMLStreamConstants.START_ELEMENT:
67 System.out.print("<");
68 printName(xmlr);
69 printNamespaces(xmlr);
70 printAttributes(xmlr);
71 System.out.print(">");
72 break;
73 case XMLStreamConstants.END_ELEMENT:
74 System.out.print("</");
75 printName(xmlr);
76 printNamespaces(xmlr);
77 System.out.print(">");
78 break;
79 case XMLStreamConstants.SPACE:
80 case XMLStreamConstants.CHARACTERS:
81 int start = xmlr.getTextStart();
82 int length = xmlr.getTextLength();
83 System.out.print(new String (xmlr.getTextCharacters(),
84 start,
85 length));
86 break;
87 case XMLStreamConstants.PROCESSING_INSTRUCTION:
88 System.out.print("<?");
89 if (xmlr.hasText())
90 System.out.print(xmlr.getText());
91 System.out.print("?>");
92 break;
93 case XMLStreamConstants.CDATA:
94 System.out.print("<![CDATA[");
95 start = xmlr.getTextStart();
96 length = xmlr.getTextLength();
97 System.out.print(new String (xmlr.getTextCharacters(),
98 start,
99 length));
100 System.out.print("]]>");
101 break;
102
103 case XMLStreamConstants.COMMENT:
104 System.out.print("<!--");
105 if (xmlr.hasText())
106 System.out.print(xmlr.getText());
107 System.out.print("-->");
108 break;
109 case XMLStreamConstants.ENTITY_REFERENCE:
110 System.out.print(xmlr.getLocalName()+"=");
111 if (xmlr.hasText())
112 System.out.print("["+xmlr.getText()+"]");
113 break;
114 case XMLStreamConstants.START_DOCUMENT:
115 System.out.print("<?xml");
116 System.out.print(" version='"+xmlr.getVersion()+"'");
117 System.out.print(" encoding='"+xmlr.getCharacterEncodingScheme()+"'");
118 if (xmlr.isStandalone())
119 System.out.print(" standalone='yes'");
120 else
121 System.out.print(" standalone='no'");
122 System.out.print("?>");
123 break;
124
125 }
126 System.out.println("]");
127 }
128
129 private static void printEventType(int eventType) {
130 System.out.print("EVENT TYPE("+eventType+"):");
131 System.out.println(ElementTypeNames.getEventTypeString(eventType));
132 }
133
134 private static void printName(XMLStreamReader xmlr){
135 if(xmlr.hasName()){
136 String prefix = xmlr.getPrefix();
137 String uri = xmlr.getNamespaceURI();
138 String localName = xmlr.getLocalName();
139 printName(prefix,uri,localName);
140 }
141 }
142
143 private static void printName(String prefix,
144 String uri,
145 String localName) {
146 if (uri != null && !("".equals(uri)) ) System.out.print("['"+uri+"']:");
147 if (prefix != null) System.out.print(prefix+":");
148 if (localName != null) System.out.print(localName);
149 }
150
151 private static void printAttributes(XMLStreamReader xmlr){
152
153 for (int i=0; i < xmlr.getAttributeCount(); i++) {
154 printAttribute(xmlr,i);
155 }
156 }
157
158 private static void printAttribute(XMLStreamReader xmlr, int index) {
159 String prefix = xmlr.getAttributePrefix(index);
160 String namespace = xmlr.getAttributeNamespace(index);
161 String localName = xmlr.getAttributeLocalName(index);
162 String value = xmlr.getAttributeValue(index);
163 System.out.print(" ");
164 printName(prefix,namespace,localName);
165 System.out.print("='"+value+"'");
166
167 }
168
169 private static void printNamespaces(XMLStreamReader xmlr){
170 for (int i=0; i < xmlr.getNamespaceCount(); i++) {
171 printNamespace(xmlr,i);
172 }
173 }
174
175 private static void printNamespace(XMLStreamReader xmlr, int index) {
176 String prefix = xmlr.getNamespacePrefix(index);
177 String uri = xmlr.getNamespaceURI(index);
178 System.out.print(" ");
179 if (prefix == null)
180 System.out.print("xmlns='"+uri+"'");
181 else
182 System.out.print("xmlns:"+prefix+"='"+uri+"'");
183 }
184 }
185 |
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