annotate rep/xml/SessionXMLEncoder.java @ 382:4b87f89b3afd

REP Session Manager (Java version) new structure
author one@firefly.cr.ie.u-ryukyu.ac.jp
date Mon, 10 Nov 2008 22:07:45 +0900
parents fa041bae35f1
children
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1 package rep.xml;
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2
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3 import java.io.StringWriter;
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4 import javax.xml.parsers.DocumentBuilder;
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5 import javax.xml.parsers.DocumentBuilderFactory;
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6 import javax.xml.parsers.ParserConfigurationException;
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7 import javax.xml.transform.Transformer;
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8 import javax.xml.transform.TransformerConfigurationException;
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9 import javax.xml.transform.TransformerException;
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10 import javax.xml.transform.TransformerFactory;
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11 import javax.xml.transform.dom.DOMSource;
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12 import javax.xml.transform.stream.StreamResult;
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13
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14 import org.w3c.dom.Document;
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15 import org.w3c.dom.Element;
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16
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17 import rep.Session;
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18 import rep.SessionList;
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19 import rep.handler.REPNode;
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21 public class SessionXMLEncoder {
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22 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
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23 TransformerFactory tfactory = TransformerFactory.newInstance();
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24
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25 public String sessionListToXML(SessionList list) {
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26 /* SessionListをXMLに書き出す。ときの形式
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27 * <?xml version="1.0" encoding="UTF-8"?>
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28 * <SessionList><host>naha.ie.u-ryukyu.ac.jp</host>
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29 * <Session sid="1">
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30 * <Editor eid="1">
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31 * <host>firefly.cr.ie.u-ryukyu.ac.jp</host>
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32 * <port/>
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33 * <file>Test.java</file>
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34 * </Editor>
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35 * <Editor eid="1">
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36 * <host>firefly.cr.ie.u-ryukyu.ac.jp</host>
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37 * <port/>
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38 * <file>Test.java</file>
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39 * </Editor>
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40 * <Editor eid="2">
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41 * <host>teto.cr.ie.u-ryukyu.ac.jp</host>
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42 * <port/>
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43 * </Editor>
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44 * </Session>
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45 * </SessionList>
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46 */
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47 StringWriter str = new StringWriter();
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48 DocumentBuilder builder;
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49 try {
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50 builder = factory.newDocumentBuilder();
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51 } catch (ParserConfigurationException e) {
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52 return "";
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53 }
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54 Document doc = builder.newDocument();
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55 Element root = doc.getDocumentElement();
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56 root = doc.createElement("SessionList");
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57 //
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58 // Element elementSeMaHost = doc.createElement("host");
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59 // if(sessionmanagerHost != null) elementSeMaHost.setTextContent(sessionmanagerHost);
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60 // root.appendChild(elementSeMaHost);
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62 for(Session session : list.values()){
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63 Element elementSession = doc.createElement("Session");
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64 root.appendChild(elementSession);
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65 elementSession.setAttribute("sid", Integer.toString(session.getSID()));
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66
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67 for(REPNode editor : session.getEditorList()){
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68 Element elementEditor = doc.createElement("Editor");
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69 elementEditor.setAttribute("eid", Integer.toString(editor.getEID()));
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70 elementSession.appendChild(elementEditor);
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71
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72 Element elementHost = doc.createElement("host");
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73 elementEditor.appendChild(elementHost);
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74 elementHost.setTextContent(editor.getHost());
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75
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76 Element elementPort = doc.createElement("port");
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77 elementEditor.appendChild(elementPort);
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78 //elementPort.setTextContent(editor.getPort());
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79
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80 if(editor.getName() != null){
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81 Element elementName = doc.createElement("file");
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82 elementEditor.appendChild(elementName);
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83 elementName.setTextContent(editor.getName());
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84 //System.out.println(editor.getName());
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85 }
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86 }
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87 }
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88 doc.appendChild(root);
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89
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90 Transformer transformer;
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91 StreamResult result = new StreamResult(str);
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92 try {
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93 transformer = tfactory.newTransformer();
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94 transformer.transform(new DOMSource(doc), result);
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95 } catch (TransformerConfigurationException e1) {
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96 return "";
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97 } catch (TransformerException e) {
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98 return "";
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99 }
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101 //System.out.println(str.toString());
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102 return str.toString();
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103 }
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104 }