Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSHwsArtifact.java @ 4221:480de0dbca8e

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Extended location input helper. The locationpicker has now an attribute whether the input is distance or location to display one or two clickable columns. Replaced the record click handler with cell click handler.
author Raimund Renkert <rrenkert@intevation.de>
date Tue, 23 Oct 2012 13:17:20 +0200
parents 2fdbe78a8fc2
children a2735a4bf75e
rev   line source
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b4798f15edc7 Added new WMSHwsArtifact for displaying flood protection works.
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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.Hws;
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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.utils.FLYSUtils;
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24 import de.intevation.flys.utils.GeometryUtils;
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25
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26
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27 public class WMSHwsArtifact extends WMSDBArtifact {
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28
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29 public static final String NAME = "hws";
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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(WMSHwsArtifact.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("WMSHwsArtifact.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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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 HwsState(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 HwsState 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(HwsState.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 HwsState(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 String[] parts = ids.split(";");
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91
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92 try {
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93 riverId = Integer.parseInt(parts[0]);
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94 }
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95 catch (NumberFormatException nfe) {
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96 logger.error("Cannot parse river id from '" + parts[0] + "'");
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97 }
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98 }
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99
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100 return riverId;
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101 }
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102
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103 @Override
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104 protected String getFacetType() {
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105 return FLOODMAP_HWS;
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106 }
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107
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108 @Override
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109 protected String getUrl() {
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110 return FLYSUtils.getUserWMSUrl(artifact.identifier());
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111 }
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112
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113 @Override
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114 protected String getSrid() {
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115 River river = RiverFactory.getRiver(getRiverId());
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116 return FLYSUtils.getRiverSrid(river.getName());
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117 }
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118
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119 @Override
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120 protected Envelope getExtent(boolean reproject) {
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121 List<Hws> hws = Hws.getHws(getRiverId(), getName());
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122
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123 Envelope max = null;
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124
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125 for (Hws h: hws) {
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126 Envelope env = h.getGeom().getEnvelopeInternal();
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127
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128 if (max == null) {
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129 max = env;
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130 continue;
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131 }
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132
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133 max.expandToInclude(env);
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134 }
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135
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136 return max != null && reproject
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137 ? GeometryUtils.transform(max, getSrid())
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138 : max;
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139 }
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140
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141 @Override
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142 protected String getFilter() {
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143 return "river_id=" + String.valueOf(getRiverId())
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144 + " AND name='" + getName() + "'";
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145 }
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146
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147 @Override
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148 protected String getDataString() {
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149 String srid = getSrid();
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150
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151 if (FLYSUtils.isUsingOracle()) {
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152 return "geom FROM hws USING SRID " + srid;
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153 }
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154 else {
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155 return "geom FROM hws USING UNIQUE id USING SRID " + srid;
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156 }
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157 }
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158
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159 @Override
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160 protected String getGeometryType() {
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161 return "LINE";
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162 }
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163 } // end of WMSKmState
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164 }
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165 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org