Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/wsplgen/JobObserver.java @ 1147:e7d5452a7381

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Added a 'ProblemObserver' that analyses WSPLGEN's error stream for errors and warnings. flys-artifacts/trunk@2677 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 08 Sep 2011 11:24:27 +0000
parents 6b9877a9f6c1
children a470b7c3b165
rev   line source
1127
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.InputStream;
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5 import java.io.InputStreamReader;
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6 import java.io.IOException;
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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.WSPLGENJob;
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13
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14
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15 public class JobObserver extends Thread {
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16
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17 private static Logger logger = Logger.getLogger(JobObserver.class);
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18
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19
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20 public static final String WSPLGEN_ENCODING =
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21 "ISO-8859-1";
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22
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23 public static final String WSPLGEN_LOG_OUTPUT =
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24 System.getProperty("wsplgen.log.output", "false");
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25
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26 public static final String[] STEPS = {
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27 ".*<-Auswertung der Kommandozeilen-Parameter beendet.*",
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28 ".*->Laden des DGM in Datei '.*' gestartet.*",
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29 ".*->Triangulierung der Knoten gestartet.*",
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30 ".*->Anpassung der Elemente an Dämme und Gräben gestartet.*",
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31 ".*<-WSPLGEN Version .* beendet.*"
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32 };
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33
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34
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35 protected WSPLGENJob job;
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36
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37 protected InputStream in;
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38
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39 protected Pattern[] patterns;
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40
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41 protected int len;
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42
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43 protected boolean copy;
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44
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45
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46 public JobObserver(WSPLGENJob job) {
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47 this.job = job;
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48 this.len = 0;
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49 this.copy = Boolean.parseBoolean(WSPLGEN_LOG_OUTPUT);
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50
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51 patterns = new Pattern[STEPS.length];
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52 }
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53
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54
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55 protected void prepareRegexes() {
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56 for (int num = STEPS.length, i = 0; i < num; i++) {
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57 patterns[i] = Pattern.compile(STEPS[i], Pattern.DOTALL);
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58 }
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59 }
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60
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61
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62 public void setInputStream(InputStream in) {
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63 this.in = in;
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64 }
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65
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66
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67 public void run() {
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68 logger.debug("Start observation...");
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69 prepareRegexes();
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70
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71 try {
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72 BufferedReader reader =
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73 new BufferedReader(
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74 new InputStreamReader(in, WSPLGEN_ENCODING));
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75
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76 String line = null;
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77
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78 while ((line = reader.readLine()) != null) {
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79 if (copy) {
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80 logger.debug(line);
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81 }
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82
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83 update(line);
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84 }
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85 }
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86 catch (IOException ioe) {
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87 logger.warn("Observation canceled: " + ioe.getMessage());
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88 }
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89 }
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90
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91
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92 protected void update(String log) {
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93 for (int num = patterns.length, i = 0; i < num; i++) {
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94 Matcher m = patterns[i].matcher(log);
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95
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96 if (m.matches()) {
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97 logger.info("Finished step " + (i+1) + " / " + num);
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98 }
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99 }
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100 }
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101 }
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102 // vim:set ts=4 sw=4 si et sta sts=5 fenc=utf-8 :
http://dive4elements.wald.intevation.org