Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSBuildingsArtifact.java @ 2004:94c4dd5aaf20
Made StaticState a bit more convenient to use.
flys-artifacts/trunk@3446 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Fri, 16 Dec 2011 14:11:50 +0000 |
parents | 257f7b54a943 |
children | f5af3adb3b95 |
rev | line source |
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Added new WMSBuildingsArtifact for displaying buildings in maps.
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1 package de.intevation.flys.artifacts; |
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2 |
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3 import java.util.List; |
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4 |
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5 import org.w3c.dom.Document; |
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6 |
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7 import org.apache.log4j.Logger; |
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8 |
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9 import com.vividsolutions.jts.geom.Envelope; |
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10 |
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11 import de.intevation.artifacts.ArtifactFactory; |
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12 import de.intevation.artifacts.CallMeta; |
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13 |
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14 import de.intevation.artifactdatabase.state.DefaultOutput; |
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15 import de.intevation.artifactdatabase.state.Facet; |
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16 import de.intevation.artifactdatabase.state.State; |
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17 |
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18 import de.intevation.flys.model.River; |
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19 import de.intevation.flys.model.Building; |
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20 |
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21 import de.intevation.flys.artifacts.model.FacetTypes; |
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22 import de.intevation.flys.artifacts.model.RiverFactory; |
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23 import de.intevation.flys.artifacts.resources.Resources; |
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24 import de.intevation.flys.utils.FLYSUtils; |
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25 |
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26 |
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27 public class WMSBuildingsArtifact extends WMSDBArtifact { |
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28 |
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29 public static final String NAME = "buildings"; |
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30 |
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31 |
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32 private static final Logger logger = |
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33 Logger.getLogger(WMSBuildingsArtifact.class); |
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34 |
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35 |
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36 @Override |
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37 public void setup( |
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38 String identifier, |
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39 ArtifactFactory factory, |
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40 Object context, |
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41 CallMeta callMeta, |
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42 Document data) |
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43 { |
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44 logger.debug("WMSBuildingsArtifact.setup"); |
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45 |
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46 super.setup(identifier, factory, context, callMeta, data); |
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47 } |
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48 |
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49 |
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50 @Override |
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51 public String getName() { |
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52 return NAME; |
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53 } |
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54 |
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55 |
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56 @Override |
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57 public State getCurrentState(Object cc) { |
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58 State s = new BuildingsState(this); |
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59 |
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60 List<Facet> fs = facets.get(getCurrentStateId()); |
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61 |
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62 DefaultOutput o = new DefaultOutput( |
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63 "floodmap", |
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64 "floodmap", |
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65 "image/png", |
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66 fs, |
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67 "map"); |
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68 |
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69 s.getOutputs().add(o); |
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70 |
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71 return s; |
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72 } |
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73 |
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74 |
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75 public static class BuildingsState extends WMSDBState implements FacetTypes |
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76 { |
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77 private static final Logger logger = |
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78 Logger.getLogger(BuildingsState.class); |
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79 |
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80 protected int riverId; |
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81 |
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82 public BuildingsState(WMSDBArtifact artifact) { |
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83 super(artifact); |
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84 riverId = 0; |
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85 } |
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86 |
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87 public int getRiverId() { |
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88 if (riverId == 0) { |
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89 String ids = artifact.getDataAsString("ids"); |
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90 |
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91 try { |
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92 riverId = Integer.valueOf(ids); |
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93 } |
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94 catch (NumberFormatException nfe) { |
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95 logger.error("Cannot parse river id from '" + ids + "'"); |
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96 } |
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97 } |
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98 |
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99 return riverId; |
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100 } |
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101 |
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102 @Override |
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103 protected String getFacetType() { |
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104 return FLOODMAP_BUILDINGS; |
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105 } |
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106 |
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107 @Override |
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108 protected String getTitle(CallMeta meta) { |
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109 return Resources.getMsg( |
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110 meta, |
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111 FLOODMAP_BUILDINGS, |
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112 FLOODMAP_BUILDINGS); |
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113 } |
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114 |
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115 @Override |
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116 protected String getUrl() { |
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117 return FLYSUtils.getUserWMSUrl(artifact.identifier()); |
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118 } |
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119 |
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120 @Override |
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121 protected String getSrid() { |
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122 River river = RiverFactory.getRiver(getRiverId()); |
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123 return FLYSUtils.getRiverSrid(river.getName()); |
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124 } |
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125 |
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126 @Override |
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127 protected Envelope getExtent() { |
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128 List<Building> buildings = Building.getBuildings(getRiverId()); |
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129 |
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130 Envelope max = null; |
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131 |
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132 for (Building b: buildings) { |
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133 Envelope env = b.getGeom().getEnvelopeInternal(); |
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134 |
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135 if (max == null) { |
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136 max = env; |
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137 continue; |
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138 } |
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139 |
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140 max.expandToInclude(env); |
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141 } |
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142 |
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143 return max; |
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144 } |
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145 |
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146 @Override |
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147 protected String getFilter() { |
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148 return "river_id=" + String.valueOf(getRiverId()); |
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149 } |
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150 |
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151 @Override |
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152 protected String getDataString() { |
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153 String srid = getSrid(); |
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154 |
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155 if (FLYSUtils.isUsingOracle()) { |
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156 return "geom FROM buildings USING SRID " + srid; |
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157 } |
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158 else { |
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159 return "geom FROM buildings USING UNIQUE id USING SRID " + srid; |
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160 } |
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161 } |
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162 |
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163 @Override |
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164 protected String getGeometryType() { |
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165 return "LINE"; |
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166 } |
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167 } // end of WMSKmState |
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168 } |
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169 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |