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1 package com.thoughtworks.xstream.io.xml;
2
3 import com.thoughtworks.xstream.converters.ErrorWriter;
4 import com.thoughtworks.xstream.io.StreamException;
5
6 import javax.xml.namespace.QName  ;
7 import javax.xml.stream.XMLStreamConstants;
8 import javax.xml.stream.XMLStreamException;
9 import javax.xml.stream.XMLStreamReader;
10
11
17 public class StaxReader extends AbstractPullReader {
18
19 private final QNameMap qnameMap;
20 private final XMLStreamReader in;
21
22 public StaxReader(QNameMap qnameMap, XMLStreamReader in) {
23 this.qnameMap = qnameMap;
24 this.in = in;
25 moveDown();
26 }
27
28 protected int pullNextEvent() {
29 try {
30 switch(in.next()) {
31 case XMLStreamConstants.START_DOCUMENT:
32 case XMLStreamConstants.START_ELEMENT:
33 return START_NODE;
34 case XMLStreamConstants.END_DOCUMENT:
35 case XMLStreamConstants.END_ELEMENT:
36 return END_NODE;
37 case XMLStreamConstants.CHARACTERS:
38 return TEXT;
39 case XMLStreamConstants.COMMENT:
40 return COMMENT;
41 default:
42 return OTHER;
43 }
44 } catch (XMLStreamException e) {
45 throw new StreamException(e);
46 }
47 }
48
49 protected String pullElementName() {
50 QName qname = in.getName();
52 return qnameMap.getJavaClassName(qname);
53 }
54
55 protected String pullText() {
56 return in.getText();
57 }
58
59 public String getAttribute(String name) {
60 return in.getAttributeValue(null, name);
61 }
62
63 public String getAttribute(int index) {
64 return in.getAttributeValue(index);
65 }
66
67 public int getAttributeCount() {
68 return in.getAttributeCount();
69 }
70
71 public String getAttributeName(int index) {
72 return in.getAttributeLocalName(index);
73 }
74
75 public void appendErrors(ErrorWriter errorWriter) {
76 errorWriter.add("line number", String.valueOf(in.getLocation().getLineNumber()));
77 }
78
79 public void close() {
80 try {
81 in.close();
82 } catch (XMLStreamException e) {
83 throw new StreamException(e);
84 }
85 }
86
87 } |
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