Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSGaugeLocationArtifact.java @ 4496:d8992459b408

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Add method to return the facets of an artifact This methos should be used to get the facets of an artifact instead of accessing the facets member variable directly.
author Björn Ricks <bjoern.ricks@intevation.de>
date Wed, 14 Nov 2012 11:11:04 +0100
parents 2fdbe78a8fc2
children a2735a4bf75e
rev   line source
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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 import com.vividsolutions.jts.geom.Geometry;
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11
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12 import de.intevation.artifacts.ArtifactFactory;
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13 import de.intevation.artifacts.CallMeta;
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14
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15 import de.intevation.artifactdatabase.state.Facet;
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16 import de.intevation.artifactdatabase.state.DefaultOutput;
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17 import de.intevation.artifactdatabase.state.State;
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18
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19 import de.intevation.flys.model.River;
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20 import de.intevation.flys.model.GaugeLocation;
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21
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22 import de.intevation.flys.artifacts.WMSDBArtifact.WMSDBState;
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23 import de.intevation.flys.artifacts.model.FacetTypes;
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24 import de.intevation.flys.artifacts.model.RiverFactory;
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25 import de.intevation.flys.utils.FLYSUtils;
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26 import de.intevation.flys.utils.GeometryUtils;
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27
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28
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29 public class WMSGaugeLocationArtifact extends WMSDBArtifact {
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30
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31 public static final String NAME = "wmsgaugelocation";
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32
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33
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34 private static final Logger logger =
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35 Logger.getLogger(WMSGaugeLocationArtifact.class);
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36
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37
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38 @Override
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39 public void setup(
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40 String identifier,
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41 ArtifactFactory factory,
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42 Object context,
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43 CallMeta callMeta,
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44 Document data)
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45 {
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46 logger.debug("WMSGaugeLocationArtifact.setup");
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47
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48 super.setup(identifier, factory, context, callMeta, data);
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49 }
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50
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51
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52 @Override
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53 public String getName() {
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54 return NAME;
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55 }
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56
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57
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58 @Override
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59 public State getCurrentState(Object cc) {
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60 State s = new WMSGaugeLocationState(this);
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61
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62 List<Facet> fs = facets.get(getCurrentStateId());
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63
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64 DefaultOutput o = new DefaultOutput(
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65 "floodmap",
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66 "floodmap",
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67 "image/png",
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68 fs,
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69 "map");
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70
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71 s.getOutputs().add(o);
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72
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73 return s;
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74 }
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75
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76
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77
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78 public static class WMSGaugeLocationState extends WMSDBState implements FacetTypes {
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79
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80 private static final Logger logger =
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81 Logger.getLogger(WMSGaugeLocationState.class);
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82
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83 protected Geometry geom;
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84
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85 public WMSGaugeLocationState(WMSDBArtifact artifact) {
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86 super(artifact);
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87 }
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88
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89 @Override
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90 protected String getFacetType() {
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91 return FLOODMAP_GAUGE_LOCATION;
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92 }
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93
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94 @Override
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95 protected String getUrl() {
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96 return FLYSUtils.getUserWMSUrl(artifact.identifier());
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97 }
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98
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99 @Override
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100 protected String getSrid() {
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101 River river = RiverFactory.getRiver(getRiverId());
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102 return FLYSUtils.getRiverSrid(river.getName());
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103 }
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104
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105 @Override
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106 protected Envelope getExtent(boolean reproject) {
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107 List<GaugeLocation> gauges =
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108 GaugeLocation.getGaugeLocations(getRiverId(), getName());
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109
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110 Envelope max = null;
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111
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112 for (GaugeLocation gauge: gauges) {
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113 Envelope env = gauge.getGeom().getEnvelopeInternal();
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114
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115 if (max == null) {
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116 max = env;
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117 continue;
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118 }
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119
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120 max.expandToInclude(env);
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121 }
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122
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123 return max != null && reproject
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124 ? GeometryUtils.transform(max, getSrid())
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125 : max;
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126 }
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127
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128 @Override
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129 protected String getFilter() {
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130 return "river_id=" + String.valueOf(getRiverId()) +
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131 " and name='" + getName() + "'";
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132 }
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133
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134 @Override
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135 protected String getDataString() {
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136 String srid = getSrid();
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137
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138 if (FLYSUtils.isUsingOracle()) {
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139 return "geom FROM gauge_location USING SRID " + srid;
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140 }
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141 else {
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142 return "geom FROM gauge_location " +
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143 "USING UNIQUE id USING SRID " + srid;
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144 }
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145 }
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146
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147 @Override
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148 protected String getGeometryType() {
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149 return "POINT";
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150 }
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151 }
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152 }
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153 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org