Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/wsplgen/JobObserver.java @ 4031:e4e345d81a65

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issue889/2
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Thu, 04 Oct 2012 14:54:44 +0200
parents 453d2d0c4258
children
rev   line source
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6b9877a9f6c1 Added infrastructure to start WSPLGEN calculations - the FloodMapState already start such calculations.
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1 package de.intevation.flys.wsplgen;
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2
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3 import java.io.BufferedReader;
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4 import java.io.IOException;
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5 import java.io.InputStream;
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6 import java.io.InputStreamReader;
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7 import java.util.regex.Matcher;
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8 import java.util.regex.Pattern;
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9
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10 import org.apache.log4j.Logger;
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11
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12 import de.intevation.flys.artifacts.model.CalculationMessage;
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13 import de.intevation.flys.artifacts.model.map.WSPLGENJob;
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14
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15
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16 public class JobObserver extends Thread {
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17
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18 private static Logger logger = Logger.getLogger(JobObserver.class);
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19
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20
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21 public static final String WSPLGEN_ENCODING =
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22 "ISO-8859-1";
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23
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24 public static final String WSPLGEN_LOG_OUTPUT =
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25 System.getProperty("wsplgen.log.output", "false");
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26
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27 public static final String[] STEPS = {
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28 ".*<-Auswertung der Kommandozeilen-Parameter beendet.*",
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29 ".*->Laden des DGM in Datei '.*' gestartet.*",
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30 ".*->Triangulierung der Knoten gestartet.*",
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31 ".*->Anpassung der Elemente an Dämme und Gräben gestartet.*",
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32 ".*<-WSPLGEN Version .* beendet.*"
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33 };
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34
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35
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36 protected WSPLGENJob job;
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37
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38 protected InputStream in;
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39
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40 protected Pattern[] patterns;
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41
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42 protected int len;
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43
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44 protected boolean copy;
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45
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46
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47 public JobObserver(WSPLGENJob job) {
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48 this.job = job;
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49 this.len = 0;
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50 this.copy = Boolean.parseBoolean(WSPLGEN_LOG_OUTPUT);
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51
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52 patterns = new Pattern[STEPS.length];
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53 }
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54
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55
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56 protected void prepareRegexes() {
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57 for (int num = STEPS.length, i = 0; i < num; i++) {
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58 patterns[i] = Pattern.compile(STEPS[i], Pattern.DOTALL);
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59 }
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60 }
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61
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62
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63 public void setInputStream(InputStream in) {
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64 this.in = in;
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65 }
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66
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67
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68 public void run() {
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69 logger.debug("Start observation...");
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70 prepareRegexes();
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71
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72 try {
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73 BufferedReader reader =
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74 new BufferedReader(
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75 new InputStreamReader(in, WSPLGEN_ENCODING));
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76
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77 String line = null;
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78
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79 while ((line = reader.readLine()) != null) {
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80 if (copy) {
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81 logger.debug(line);
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82 }
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83
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84 update(line);
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85 }
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86 }
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87 catch (IOException ioe) {
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88 logger.warn("Observation canceled: " + ioe.getMessage());
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89 }
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90 }
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91
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92
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93 protected void update(String log) {
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94 for (int num = patterns.length, i = 0; i < num; i++) {
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95 Matcher m = patterns[i].matcher(log);
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96
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97 if (m.matches()) {
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98 job.getCallContext().addBackgroundMessage(
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99 new CalculationMessage(num, i+1, log));
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100
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101 logger.info("Finished step " + (i+1) + " / " + num);
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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 // vim:set ts=4 sw=4 si et sta sts=5 fenc=utf-8 :
http://dive4elements.wald.intevation.org