1 | // Copyright 2012 Georg-August-Universität Göttingen, Germany |
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2 | // |
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3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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4 | // you may not use this file except in compliance with the License. |
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5 | // You may obtain a copy of the License at |
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6 | // |
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7 | // http://www.apache.org/licenses/LICENSE-2.0 |
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8 | // |
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9 | // Unless required by applicable law or agreed to in writing, software |
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10 | // distributed under the License is distributed on an "AS IS" BASIS, |
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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12 | // See the License for the specific language governing permissions and |
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13 | // limitations under the License. |
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14 | |
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15 | package de.ugoe.cs.autoquest.plugin.http; |
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16 | |
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17 | import java.io.File; |
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18 | import java.util.Collection; |
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19 | import java.util.LinkedList; |
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20 | import java.util.List; |
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21 | |
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22 | import javax.xml.bind.JAXBContext; |
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23 | import javax.xml.bind.JAXBElement; |
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24 | import javax.xml.bind.JAXBException; |
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25 | import javax.xml.bind.Unmarshaller; |
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26 | import javax.xml.transform.stream.StreamSource; |
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27 | |
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28 | import org.xml.sax.SAXException; |
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29 | |
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30 | import de.ugoe.cs.autoquest.eventcore.Event; |
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31 | import de.ugoe.cs.autoquest.httpmonitor.exchange.HttpExchange; |
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32 | import de.ugoe.cs.autoquest.httpmonitor.exchange.Session; |
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33 | import de.ugoe.cs.autoquest.plugin.http.eventcore.HTTPEventType; |
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34 | import de.ugoe.cs.autoquest.plugin.http.eventcore.HTTPTarget; |
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35 | |
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36 | /** |
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37 | * <p> |
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38 | * TODO comment |
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39 | * </p> |
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40 | * |
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41 | * @author Patrick Harms |
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42 | */ |
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43 | public class HTTPLogParser { |
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44 | |
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45 | /** |
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46 | * <p> |
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47 | * the event sequences parsed by this parser |
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48 | * </p> |
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49 | */ |
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50 | private Collection<List<Event>> sequences = new LinkedList<List<Event>>(); |
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51 | |
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52 | /** |
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53 | * <p> |
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54 | * Parses a log file written by the HTTPMonitor and creates a collection of event sequences. |
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55 | * </p> |
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56 | * |
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57 | * @param filename |
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58 | * name and path of the log file |
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59 | * |
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60 | * @throws SAXException in the case, the file could not be parsed |
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61 | */ |
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62 | public void parseFile(String filename) throws JAXBException { |
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63 | if (filename == null) { |
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64 | throw new IllegalArgumentException("filename must not be null"); |
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65 | } |
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66 | |
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67 | parseFile(new File(filename)); |
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68 | } |
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69 | |
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70 | /** |
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71 | * <p> |
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72 | * Parses a log file written by the HTTPMonitor and creates a collection of event sequences. |
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73 | * </p> |
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74 | * |
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75 | * @param file |
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76 | * file to be parsed |
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77 | * |
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78 | * @throws SAXException in the case, the file could not be parsed |
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79 | */ |
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80 | public void parseFile(File file) throws JAXBException { |
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81 | if (file == null) { |
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82 | throw new IllegalArgumentException("file must not be null"); |
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83 | } |
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84 | |
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85 | JAXBContext jc = JAXBContext.newInstance(Session.class.getPackage().getName()); |
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86 | |
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87 | Unmarshaller unmarshaller = jc.createUnmarshaller(); |
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88 | StreamSource source = new StreamSource(file); |
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89 | |
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90 | @SuppressWarnings("unchecked") |
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91 | JAXBElement<Session> sessionObj = (JAXBElement<Session>) unmarshaller.unmarshal(source); |
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92 | |
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93 | Session session = sessionObj.getValue(); |
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94 | |
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95 | if ((session.getHttpExchange() != null) && (session.getHttpExchange().size() > 0)) { |
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96 | List<Event> sequence = new LinkedList<Event>(); |
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97 | for (HttpExchange exchange : session.getHttpExchange()) { |
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98 | sequence.add(new Event(new HTTPEventType(exchange), |
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99 | new HTTPTarget(exchange.getReceiver()))); |
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100 | } |
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101 | sequences.add(sequence); |
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102 | } |
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103 | |
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104 | } |
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105 | |
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106 | /** |
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107 | * |
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108 | */ |
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109 | public Collection<List<Event>> getSequences() { |
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110 | return sequences; |
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111 | } |
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112 | } |
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