Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/WMSLineArtifact.java @ 7842:8d5ca5175038

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Updated signature of artifacts setup method; Removed unnecessary setup overrides.
author Raimund Renkert <rrenkert@intevation.de>
date Wed, 30 Apr 2014 15:12:32 +0200
parents af13ceeba52a
children
rev   line source
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4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.artifacts;
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10
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11 import java.util.List;
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12
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13 import org.apache.log4j.Logger;
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14
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15 import com.vividsolutions.jts.geom.Envelope;
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16
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17 import org.dive4elements.artifactdatabase.state.DefaultOutput;
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18 import org.dive4elements.artifactdatabase.state.Facet;
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19 import org.dive4elements.artifactdatabase.state.State;
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20
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21 import org.dive4elements.river.model.River;
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22 import org.dive4elements.river.model.HWSLine;
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23
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24 import org.dive4elements.river.artifacts.model.FacetTypes;
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25 import org.dive4elements.river.artifacts.model.RiverFactory;
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26 import org.dive4elements.river.utils.RiverUtils;
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27 import org.dive4elements.river.utils.GeometryUtils;
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28
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29
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30 public class WMSLineArtifact extends WMSDBArtifact {
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31
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32 public static final String NAME = "lines";
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33
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34
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35 private static final Logger logger =
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36 Logger.getLogger(WMSLineArtifact.class);
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37
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38
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39 @Override
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40 public String getName() {
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41 return NAME;
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42 }
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43
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44
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45 @Override
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46 public State getCurrentState(Object cc) {
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47 State s = new LineState(this);
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48
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49 List<Facet> fs = getFacets(getCurrentStateId());
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50
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51 DefaultOutput o = new DefaultOutput(
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52 "floodmap",
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53 "floodmap",
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54 "image/png",
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55 fs,
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56 "map");
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57
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58 s.getOutputs().add(o);
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59
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60 return s;
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61 }
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62
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63
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64 public static class LineState extends WMSDBState implements FacetTypes
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65 {
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66 private static final Logger logger =
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67 Logger.getLogger(LineState.class);
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68
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69 protected int riverId;
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70
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71 public LineState(WMSDBArtifact artifact) {
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72 super(artifact);
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73 riverId = 0;
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74 }
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75
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76 public int getRiverId() {
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77 if (riverId == 0) {
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78 String ids = artifact.getDataAsString("ids");
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79 String[] parts = ids.split(";");
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80
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81 try {
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82 riverId = Integer.parseInt(parts[0]);
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83 }
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84 catch (NumberFormatException nfe) {
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85 logger.error("Cannot parse river id from '" + parts[0] + "'");
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86 }
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87 }
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88
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89 return riverId;
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90 }
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91
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92 @Override
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93 protected String getFacetType() {
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94 return FLOODMAP_LINES;
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95 }
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96
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97 @Override
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98 protected String getUrl() {
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99 return RiverUtils.getUserWMSUrl(artifact.identifier());
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100 }
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101
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102 @Override
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103 protected String getSrid() {
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104 River river = RiverFactory.getRiver(getRiverId());
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105 return RiverUtils.getRiverSrid(river.getName());
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106 }
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107
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108 @Override
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109 protected Envelope getExtent(boolean reproject) {
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110 List<HWSLine> lines = HWSLine.getLines(getRiverId(), getName());
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111
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112 Envelope max = null;
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113
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114 for (HWSLine l: lines) {
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115 Envelope env = l.getGeom().getEnvelopeInternal();
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116
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117 if (max == null) {
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118 max = env;
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119 continue;
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120 }
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121
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122 max.expandToInclude(env);
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123 }
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124
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125 return max != null && reproject
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126 ? GeometryUtils.transform(max, getSrid())
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127 : max;
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128 }
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129
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130 @Override
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131 protected String getFilter() {
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132 return "river_id=" + String.valueOf(getRiverId()) +
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
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133 " AND name='" + getName() + "'";
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134 }
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135
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136 @Override
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137 protected String getDataString() {
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138 String srid = getSrid();
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139
5865
73da40528cf2 River artifacts: Renamed FLYSUtils to RiverUtils.
Sascha L. Teichmann <teichmann@intevation.de>
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140 if (RiverUtils.isUsingOracle()) {
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141 return "geom FROM lines USING SRID " + srid;
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142 }
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143 else {
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144 return "geom FROM lines USING UNIQUE id USING SRID " + srid;
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145 }
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146 }
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147
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148 @Override
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149 protected String getGeometryType() {
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150 return "LINE";
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151 }
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152 } // end of WMSKmState
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153 }
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154 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org