Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/mapserver/MapfileGenerator.java @ 5022:a9243df307b1 mapgenfix

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Move all classes of mapfile generation to de.intevation.flys.mapserver package.
author Christian Lins <christian.lins@intevation.de>
date Tue, 19 Feb 2013 13:41:20 +0100
parents
children 1da61095040c
rev   line source
5022
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
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1 package de.intevation.flys.mapserver;
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2
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3 import de.intevation.artifacts.common.utils.Config;
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4 import de.intevation.flys.artifacts.model.LayerInfo;
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5 import de.intevation.flys.utils.FLYSUtils;
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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.io.FileWriter;
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10 import java.io.FilenameFilter;
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11 import java.io.IOException;
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12 import java.io.Writer;
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13 import java.util.ArrayList;
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14 import java.util.Date;
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15 import java.util.List;
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16
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17 import org.apache.log4j.Logger;
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18 import org.apache.velocity.Template;
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19 import org.apache.velocity.VelocityContext;
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20 import org.apache.velocity.app.VelocityEngine;
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21 import org.apache.velocity.runtime.RuntimeConstants;
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22
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23 /**
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24 * This class iterates over a bunch of directories, searches for meta
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25 * information coresponding to shapefiles and creates a mapfile which is used by
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26 * a <i>MapServer</i>.
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27 *
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28 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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29 */
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30 public abstract class MapfileGenerator
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31 {
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32 public static final String WSPLGEN_RESULT_SHAPE = "wsplgen.shp";
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33 public static final String WSPLGEN_LINES_SHAPE = "barrier_lines.shp";
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34 public static final String WSPLGEN_POLYGONS_SHAPE = "barrier_polygons.shp";
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35 public static final String WSPLGEN_USER_SHAPE = "user-rgd.shp";
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36
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37 public static final String WSPLGEN_LAYER_TEMPLATE = "wsplgen_layer.vm";
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38 public static final String SHP_LAYER_TEMPLATE = "shapefile_layer.vm";
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39 public static final String DB_LAYER_TEMPLATE = "db_layer.vm";
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40 public static final String RIVERAXIS_LAYER_TEMPLATE = "riveraxis-layer.vm";
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41
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42 public static final String MS_WSPLGEN_PREFIX = "wsplgen-";
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43 public static final String MS_BARRIERS_PREFIX = "barriers-";
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44 public static final String MS_LINE_PREFIX = "lines-";
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45 public static final String MS_POLYGONS_PREFIX = "polygons-";
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46 public static final String MS_LAYER_PREFIX = "ms_layer-";
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47 public static final String MS_USERSHAPE_PREFIX = "user-";
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48
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49 private static Logger logger = Logger.getLogger(MapfileGenerator.class);
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50
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51 private File shapefileDirectory;
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52
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53 private VelocityEngine velocityEngine;
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54
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55
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56 protected MapfileGenerator() {
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57 }
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58
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59
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60 /**
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61 * Method to check the existance of a template file.
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62 *
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63 * @param templateID The name of a template.
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64 * @return true, of the template exists - otherwise false.
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65 */
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66 public boolean templateExists(String templateID){
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67 Template template = getTemplateByName(templateID);
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68 return template != null;
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69 }
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70
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71
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72 public abstract void generate() throws Exception;
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73
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74
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75 /**
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76 * Returns the VelocityEngine used for the template mechanism.
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77 *
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78 * @return the velocity engine.
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79 */
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80 protected VelocityEngine getVelocityEngine() {
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81 if (velocityEngine == null) {
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82 velocityEngine = new VelocityEngine();
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83 try {
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84 setupVelocity(velocityEngine);
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85 }
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86 catch (Exception e) {
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87 logger.error(e, e);
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88 return null;
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89 }
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90 }
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91 return velocityEngine;
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92 }
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93
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94
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95 /**
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96 * Initialize velocity.
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97 *
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98 * @param engine Velocity engine.
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99 * @throws Exception if an error occured while initializing velocity.
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100 */
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101 protected void setupVelocity(VelocityEngine engine)
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102 throws Exception
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103 {
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104 engine.setProperty(
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105 "input.encoding",
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106 "UTF-8");
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107
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108 engine.setProperty(
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109 RuntimeConstants.RUNTIME_LOG,
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110 getVelocityLogfile());
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111
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112 engine.setProperty(
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113 "resource.loader",
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114 "file");
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115
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116 engine.setProperty(
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117 "file.resource.loader.path",
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118 getMapserverTemplatePath());
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119
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120 engine.init();
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121 }
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122
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123 protected abstract String getVelocityLogfile();
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
124
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
125 protected abstract String getMapserverTemplatePath();
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
126
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
127 protected abstract String getMapserverUrl();
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
128
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
129 protected VelocityContext getVelocityContext() {
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
130 VelocityContext context = new VelocityContext();
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
131
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
132 try {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
133 context.put("MAPSERVERURL",
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
134 getMapserverUrl());
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
135 context.put("SHAPEFILEPATH",
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
136 getShapefileBaseDir().getCanonicalPath());
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
137 context.put("CONFIGDIR",
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
138 Config.getConfigDirectory().getCanonicalPath());
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
139 }
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
140 catch (FileNotFoundException fnfe) {
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
141 // this is bad
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
142 logger.warn(fnfe, fnfe);
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
143 }
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
144 catch (IOException ioe) {
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
145 // this is also bad
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
146 logger.warn(ioe, ioe);
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
147 }
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
148
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
149 return context;
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
150 }
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
151
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
152
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
153 /**
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
154 * Returns a template specified by <i>model</i>.
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
155 *
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
156 * @param model The name of the template.
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
157 * @return a template.
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
158 */
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
159 protected Template getTemplateByName(String model) {
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
160 if (model.indexOf(".vm") < 0) {
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
161 model = model.concat(".vm");
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
162 }
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
163
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
164 try {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
165 VelocityEngine engine = getVelocityEngine();
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
166 if (engine == null) {
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
167 logger.error("Error while fetching VelocityEngine.");
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
168 return null;
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
169 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
170
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
171 return engine.getTemplate(model);
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
172 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
173 catch (Exception e) {
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
174 logger.warn(e, e);
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
175 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
176
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
177 return null;
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
178 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
179
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
180
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
181 /**
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
182 * Returns the mapfile template.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
183 *
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
184 * @return the mapfile template.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
185 * @throws Exception if an error occured while reading the configuration.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
186 */
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
187 protected Template getMapfileTemplateObj()
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
188 throws Exception
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
189 {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
190 String mapfileName = getMapfileTemplate();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
191 return getTemplateByName(mapfileName);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
192 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
193
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
194 protected abstract String getMapfilePath();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
195
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
196 protected abstract String getMapfileTemplate();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
197
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
198
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
199 /**
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Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
200 * Returns the base directory storing the shapefiles.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
201 *
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
202 * @return the shapefile base directory.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
203 *
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
204 * @throws FileNotFoundException if no shapefile path is found or
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
205 * configured.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
206 */
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
207 public File getShapefileBaseDir()
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
208 throws FileNotFoundException, IOException
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
209 {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
210 if (shapefileDirectory == null) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
211 String path = FLYSUtils.getXPathString(
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
212 FLYSUtils.XPATH_FLOODMAP_SHAPEFILE_DIR);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
213
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
214 if (path != null) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
215 shapefileDirectory = new File(path);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
216 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
217
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
218 if (shapefileDirectory == null) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
219 throw new FileNotFoundException("No shapefile directory given");
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
220 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
221
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
222 if (!shapefileDirectory.exists()) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
223 shapefileDirectory.mkdirs();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
224 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
225 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
226
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
227 return shapefileDirectory;
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
228 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
229
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
230
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
231 protected File[] getUserDirs()
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
232 throws FileNotFoundException, IOException
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
233 {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
234 File baseDir = getShapefileBaseDir();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
235 File[] artifactDirs = baseDir.listFiles();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
236
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
237 // TODO ONLY RETURN DIRECTORIES OF THE SPECIFIED USER
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
238
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
239 return artifactDirs;
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
240 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
241
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
242
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
243 protected List<String> parseLayers(File[] dirs) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
244 List<String> layers = new ArrayList<String>();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
245
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
246 for (File dir: dirs) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
247 File[] layerFiles = dir.listFiles(new FilenameFilter() {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
248 @Override
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
249 public boolean accept(File directory, String name) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
250 return name.startsWith(MS_LAYER_PREFIX);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
251 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
252 });
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
253
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
254 for (File layer: layerFiles) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
255 try {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
256 layers.add(layer.getCanonicalPath());
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
257 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
258 catch (IOException ioe) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
259 logger.warn(ioe, ioe);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
260 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
261 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
262 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
263
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
264 return layers;
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
265 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
266
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
267
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
268 /**
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
269 * Creates a layer snippet which might be included in the mapfile.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
270 *
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
271 * @param layerinfo A LayerInfo object that contains all necessary
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
272 * information to build a Mapserver LAYER section.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
273 * @param dir The base dir for the LAYER snippet.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
274 * @param filename The name of the file that is written.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
275 * @param tpl The Velocity template which is used to create the LAYER
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
276 * section.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
277 */
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
278 protected void writeLayer(
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
279 LayerInfo layerInfo,
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
280 File layerFile,
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
281 Template tpl
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
282 )
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
283 throws FileNotFoundException
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
284 {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
285 if (logger.isDebugEnabled()) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
286 logger.debug("Write layer for:");
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
287 logger.debug(" directory/file: " + layerFile.getName());
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
288 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
289
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
290 Writer writer = null;
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
291
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
292 try {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
293 writer = new FileWriter(layerFile);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
294
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
295 VelocityContext context = getVelocityContext();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
296 context.put("LAYER", layerInfo);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
297
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
298 tpl.merge(context, writer);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
299 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
300 catch (FileNotFoundException fnfe) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
301 logger.error(fnfe, fnfe);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
302 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
303 catch (IOException ioe) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
304 logger.error(ioe, ioe);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
305 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
306 catch (Exception e) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
307 logger.error(e, e);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
308 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
309 finally {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
310 try {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
311 if (writer != null) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
312 writer.close();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
313 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
314 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
315 catch (IOException ioe) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
316 logger.debug(ioe, ioe);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
317 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
318 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
319 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
320
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
321
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
322 /**
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
323 * Creates a mapfile with the layer information stored in <i>layers</i>.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
324 *
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
325 * @param layers Layer information.
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
326 */
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
327 protected void writeMapfile(List<String> layers) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
328 String tmpMapName = "mapfile" + new Date().getTime();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
329
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
330 File mapfile = new File(getMapfilePath());
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
331
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
332 File tmp = null;
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
333 Writer writer = null;
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
334
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
335 try {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
336 tmp = new File(mapfile.getParent(), tmpMapName);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
337 tmp.createNewFile();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
338
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
339 writer = new FileWriter(tmp);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
340
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
341 VelocityContext context = getVelocityContext();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
342 context.put("LAYERS", layers);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
343
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
344 Template mapTemplate = getMapfileTemplateObj();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
345 if (mapTemplate == null) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
346 logger.warn("No mapfile template found.");
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
347 return;
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
348 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
349
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
350 mapTemplate.merge(context, writer);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
351
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
352 // we need to create a temporary mapfile first und rename it into
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
353 // real mapfile because we don't run into race conditions on this
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
354 // way. (iw)
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
355 tmp.renameTo(mapfile);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
356 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
357 catch (FileNotFoundException fnfe) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
358 logger.error(fnfe, fnfe);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
359 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
360 catch (IOException ioe) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
361 logger.error(ioe, ioe);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
362 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
363 catch (Exception e) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
364 logger.error(e, e);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
365 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
366 finally {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
367 try {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
368 if (writer != null) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
369 writer.close();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
370 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
371
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
372 if (tmp.exists()) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
373 tmp.delete();
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
374 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
375 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
376 catch (IOException ioe) {
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
377 logger.debug(ioe, ioe);
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
378 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
379 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
380 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
381 }
a9243df307b1 Move all classes of mapfile generation to de.intevation.flys.mapserver package.
Christian Lins <christian.lins@intevation.de>
parents:
diff changeset
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http://dive4elements.wald.intevation.org