Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/utils/RiverMapfileGenerator.java @ 4768:99f9e371371b

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Move distance calculation to Coordinate class. Use inheritance instead of composition in Anchor class. Made Anchor class static. Use epsilon equal comparision when checking for same station: Boy, do you ever learn that sharp equal comparison of doubles is not a clever idea!?
author Sascha L. Teichmann <teichmann@intevation.de>
date Fri, 04 Jan 2013 15:35:51 +0100
parents d93748043cbc
children 8062b571884d
rev   line source
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1 package de.intevation.flys.utils;
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2
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3 import de.intevation.flys.artifacts.model.LayerInfo;
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4 import de.intevation.flys.artifacts.model.RiverFactory;
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5 import de.intevation.flys.model.River;
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6
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7 import java.io.File;
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8 import java.io.FileNotFoundException;
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9 import java.util.ArrayList;
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10 import java.util.List;
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11
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12 import org.apache.log4j.Logger;
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13 import org.apache.velocity.Template;
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14
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15 public class RiverMapfileGenerator extends MapfileGenerator {
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16
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17 public static final String XPATH_RIVERMAP_RIVER_PROJECTION =
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18 "/artifact-database/rivermap/river[@name=$name]/srid/@value";
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19
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20 public static final String XPATH_RIVERMAP_SHAPEFILE_DIR =
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21 "/artifact-database/rivermap/shapefile-path/@value";
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22
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23 public static final String XPATH_RIVERMAP_VELOCITY_LOGFILE =
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24 "/artifact-database/rivermap/velocity/logfile/@path";
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25
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26 public static final String XPATH_RIVERMAP_MAPSERVER_URL =
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27 "/artifact-database/rivermap/mapserver/server/@path";
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28
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29 public static final String XPATH_RIVERMAP_MAPFILE_PATH =
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30 "/artifact-database/rivermap/mapserver/mapfile/@path";
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31
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32 public static final String XPATH_RIVERMAP_MAPFILE_TEMPLATE =
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33 "/artifact-database/rivermap/mapserver/map-template/@path";
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34
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35 public static final String XPATH_RIVERMAP_MAPSERVER_TEMPLATE_PATH =
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36 "/artifact-database/rivermap/mapserver/templates/@path";
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37
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38 private static Logger logger = Logger.getLogger(RiverMapfileGenerator.class);
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39
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40 /**
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41 * Generate river axis mapfile.
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42 */
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43 @Override
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44 public void generate() {
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45 logger.debug("generate()");
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46
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47 List<River> rivers = RiverFactory.getRivers();
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48 List<String> riverFiles = new ArrayList<String>();
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49
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50 for (River river : rivers) {
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51 createRiverAxisLayer(
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52 river.getName(),
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53 river.getId(),
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54 "41677",
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55 "-10000 -10000 10000 10000");
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56 riverFiles.add("river-" + river.getName() + ".map");
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57 }
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58 writeMapfile(riverFiles);
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59 }
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60
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61 protected void createRiverAxisLayer(String riverName, int riverID, String srid, String extend) {
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62 LayerInfo layerInfo = new LayerInfo();
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63 layerInfo.setName(riverName);
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64 layerInfo.setSrid(srid);
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65 layerInfo.setExtent(extend);
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66 layerInfo.setType("line");
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67 layerInfo.setData("geom FROM river_axis"); // FIXME: Use templates for that
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68 layerInfo.setFilter("river_id = " + riverID);
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69 layerInfo.setTitle(riverName + " RiverAxis");
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70
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71 File layerFile = new File("river-" + riverName + ".map");
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72 Template template = getTemplateByName("riveraxis-layer.vm");
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73 if (template == null) {
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74 logger.warn("Template riveraxis-layer.vm not found.");
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75 return;
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76 }
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77
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78 try {
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79 writeLayer(layerInfo, layerFile, template);
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80 }
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81 catch (FileNotFoundException e) {
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82 logger.warn(e.getLocalizedMessage(), e);
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83 }
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84 }
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85
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86 @Override
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87 protected String getVelocityLogfile() {
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88 return FLYSUtils.getXPathString(XPATH_RIVERMAP_VELOCITY_LOGFILE);
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89 }
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90
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91 @Override
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92 protected String getMapserverTemplatePath() {
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93 return FLYSUtils.getXPathString(XPATH_RIVERMAP_MAPSERVER_TEMPLATE_PATH);
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94 }
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95
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96 @Override
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97 protected String getMapserverUrl() {
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98 return FLYSUtils.getXPathString(XPATH_RIVERMAP_MAPSERVER_URL);
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99 }
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100
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101 @Override
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102 protected String getMapfilePath() {
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103 return FLYSUtils.getXPathString(XPATH_RIVERMAP_MAPFILE_PATH);
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104 }
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105
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106 @Override
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107 protected String getMapfileTemplate() {
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108 return FLYSUtils.getXPathString(XPATH_RIVERMAP_MAPFILE_TEMPLATE);
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109 }
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110 }
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