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1 package rep.xml;
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2
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3 import java.io.IOException;
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4 import java.io.StringReader;
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5
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6 import javax.xml.parsers.DocumentBuilder;
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7 import javax.xml.parsers.DocumentBuilderFactory;
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8 import javax.xml.parsers.ParserConfigurationException;
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9
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10 import org.w3c.dom.Document;
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11 import org.w3c.dom.Element;
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12 import org.w3c.dom.NodeList;
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13 import org.xml.sax.InputSource;
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14 import org.xml.sax.SAXException;
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15
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16 import rep.Editor;
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17 import rep.Session;
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18 import rep.SessionList;
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19
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20 public class SessionXMLDecoder {
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21
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22 DocumentBuilderFactory factory;
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23 DocumentBuilder builder;
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24
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25 public SessionXMLDecoder(String string) throws SAXException, IOException {
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26 decode(string);
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27 }
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28
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29 public SessionXMLDecoder() {
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30 factory = DocumentBuilderFactory.newInstance();
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31 try {
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32 factory.newDocumentBuilder();
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33 } catch (ParserConfigurationException e) {
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34 }
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35 }
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36
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37 public SessionList decode(String string) throws SAXException, IOException {
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38 SessionList sessionlist = null;
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39 //System.out.println("");
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40 InputSource source = new InputSource(new StringReader(string));
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41 //source.setEncoding("UTF-8");
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42 Document doc = builder.parse(source);
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43 Element root = doc.getDocumentElement();
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44
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45 //sessionlist = createSessionList(root);
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46 sessionlist = generateSessionList(root);
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47 //sessionlist.setMaxHost(getSessionManagerHost(root));
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48
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49
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50 return sessionlist;
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51 }
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52
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53 // private String getSessionManagerHost(Element root) {
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54 // NodeList nodelist = root.getChildNodes();
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55 // String host = null;
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56 // for(int i = 0; i < nodelist.getLength(); i++){
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57 // if(nodelist.item(i).getNodeName().equals("host")){
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58 // host = nodelist.item(i).getTextContent();
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59 // }
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60 // }
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61 // return host;
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62 // }
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63
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64 private SessionList generateSessionList(Element element){
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65 SessionList sessionlist = new SessionList();
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66 NodeList nodelistSession = element.getElementsByTagName("Session");
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67 for(int i = 0; i < nodelistSession.getLength(); i++){
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68 Element elementSession = (Element) nodelistSession.item(i);
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69 int sid = Integer.parseInt(elementSession.getAttribute("sid"));
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70 NodeList nodelistEditor = elementSession.getElementsByTagName("Editor");
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71
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72 Session session = null;
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73 for(int j = 0; j < nodelistEditor.getLength(); j++){
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74 String eid = ((Element)nodelistEditor.item(j)).getAttribute("eid");
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75
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76 Element elementEditor = (Element) nodelistEditor.item(j);
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77 NodeList nodelistEditorHost = elementEditor.getElementsByTagName("host");
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78 Element elementHost = (Element) nodelistEditorHost.item(0);
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79 String host = elementHost.getFirstChild().getNodeValue();
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80
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81 if(elementEditor.getChildNodes().getLength() > 2){
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82 NodeList nodelistEditorFile = elementEditor.getElementsByTagName("file");
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83 Element elementFile = (Element) nodelistEditorFile.item(0);
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84 String file = elementFile.getFirstChild().getNodeValue();
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85
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86 Editor editor = new Editor(null, false, 0);
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87 editor.setHost(host);/* editor.setPort(port)*/; editor.setName(file); editor.setEID(Integer.parseInt(eid));
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88 session = new Session(sid, editor);
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89 session.addEditor(editor);
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90 sessionlist.addSession(session);
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91
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92 }else {
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93 Editor editor = new Editor(null, false, 0);
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94 editor.setHost(host);/* editor.setPort(port)*/; editor.setName(null); editor.setEID(Integer.parseInt(eid));
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95 if(session != null){
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96 session.addEditor(editor);
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97 }
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98 }
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99 }
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100 }
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101 return sessionlist;
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102 }
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41
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103
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104 }
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