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1 package org.objectweb.celtix.bus.bindings.xml;
2
3 import java.io.*;
4 import javax.xml.namespace.QName  ;
5 import org.w3c.dom.*;
6 import org.objectweb.celtix.helpers.XMLUtils;
7
8 public final class XMLMessageFactory {
9
10 private XMLUtils xmlUtils = new XMLUtils();
11
12 private XMLMessageFactory() {
13 }
14
15 public XMLMessage createMessage() throws XMLBindingException {
16 return new XMLMessage();
17 }
18
19 public XMLMessage createMessage(InputStream in) throws XMLBindingException {
20 XMLMessage message = new XMLMessage();
21 try {
22 Document doc = xmlUtils.parse(in);
23 if (doc != null) {
24 message.setRoot(doc);
25 }
26
27 buildFaultMessage(message, doc);
28 } catch (Exception exp) {
29 exp.printStackTrace();
30 throw new XMLBindingException("Create XML binding message exception:", exp);
31 }
32 return message;
33 }
34
35
36 private void buildFaultMessage(XMLMessage message, Document doc) {
37 assert doc != null;
38 if (doc.hasChildNodes()) {
39 doBuild(message, doc);
40 }
41 }
42
43 private void doBuild(XMLMessage message, Node node) {
44 NodeList children = node.getChildNodes();
45 for (int i = 0; i < children.getLength(); i++) {
46 Node child = children.item(i);
47 if (isFaultNode(child)) {
48 addFault(message, child);
49 }
50
51 if (isFaultStringNode(child)) {
52 addFaultString(message, child);
53 }
54
55 if (isDetailNode(child)) {
56 addDetail(message, child);
57 }
58
59 if (child.hasChildNodes()) {
60 doBuild(message, child);
61 }
62 }
63 }
64
65 private void addFaultString(XMLMessage message, Node child) {
66 XMLFault xmlFault = message.getFault();
67 if (xmlFault == null) {
68 xmlFault = message.addFault();
69 }
70 xmlFault.setFaultString(child.getTextContent());
71 }
72
73 private boolean isFaultStringNode(Node child) {
74 QName name = getQNameFromNode(child);
75 return XMLConstants.XML_FAULT_STRING.equals(name);
76 }
77
78 private void addDetail(XMLMessage message, Node child) {
79 XMLFault xmlFault = message.getFault();
80 if (xmlFault == null) {
81 xmlFault = message.addFault();
82 }
83
84 xmlFault.setFaultDetail(child);
85 }
86
87 private boolean isDetailNode(Node child) {
88 QName name = getQNameFromNode(child);
89 return XMLConstants.XML_FAULT_DETAIL.equals(name);
90 }
91
92 private void addFault(XMLMessage message, Node child) {
93 XMLFault xmlFault = new XMLFault();
94 xmlFault.setFaultRoot(child);
95 message.setFault(xmlFault);
96 }
97
98 private boolean isFaultNode(Node child) {
99 QName name = getQNameFromNode(child);
100 return XMLConstants.XML_FAULT_ROOT.equals(name);
101 }
102
103 private QName getQNameFromNode(Node node) {
104 String localName = node.getLocalName();
105 String namespaceURI = node.getNamespaceURI();
106 return localName == null ? null : new QName (namespaceURI, localName);
107 }
108
109 public static XMLMessageFactory newInstance() {
110 return new XMLMessageFactory();
111 }
112 }
113 |
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