Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/state/CoordinateSelectionState.java @ 341:8937fd620e55
Added ChangeLog entry for last commit.
gnv-artifacts/trunk@407 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 09 Dec 2009 10:22:49 +0000 |
parents | e964a3d8f7bc |
children | 3ddc22aab764 |
rev | line source |
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335
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1 /** |
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2 * |
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3 */ |
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4 package de.intevation.gnv.state; |
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5 |
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6 import java.util.ArrayList; |
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7 import java.util.Collection; |
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8 import java.util.Iterator; |
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9 |
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10 import org.apache.log4j.Logger; |
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11 |
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12 import com.vividsolutions.jts.geom.Point; |
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13 import com.vividsolutions.jts.io.ParseException; |
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14 import com.vividsolutions.jts.io.WKTReader; |
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15 |
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16 import de.intevation.gnv.geobackend.base.Result; |
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17 import de.intevation.gnv.state.describedata.DefaultKeyValueDescribeData; |
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18 import de.intevation.gnv.state.describedata.KeyValueDescibeData; |
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19 import de.intevation.gnv.state.describedata.NamedArrayList; |
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20 import de.intevation.gnv.state.describedata.NamedCollection; |
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21 import de.intevation.gnv.utils.InputValidator; |
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22 import de.intevation.gnv.utils.exception.ValidationException; |
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23 |
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24 /** |
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25 * @author Tim Englich <tim.englich@intevation.de> |
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26 * |
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27 */ |
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28 public class CoordinateSelectionState extends StateBase { |
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29 |
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30 /** |
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31 * the logger, used to log exceptions and additonaly information |
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32 */ |
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33 private static Logger log = Logger.getLogger(CoordinateSelectionState.class); |
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34 |
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35 /** |
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36 * The UID of this Class |
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37 */ |
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38 private static final long serialVersionUID = 6318923553625195063L; |
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39 |
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40 /** |
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41 * Constructor |
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42 */ |
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43 public CoordinateSelectionState() { |
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44 super(); |
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45 } |
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46 |
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47 @Override |
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48 protected void purifyResult(Collection<Result> result, String uuid) { |
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49 log.debug("CoordinateSelectionState.purifyResult"); |
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50 Collection<Object> describeData = this.getDescibeData(uuid); |
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51 if (describeData == null) { |
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52 describeData = new ArrayList<Object>(); |
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53 } |
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54 NamedCollection<KeyValueDescibeData> keyValueDescibeData = this |
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55 .extractKVP(result, "FEATUREID", "SHAPE"); |
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56 describeData.add(keyValueDescibeData); |
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57 this.setDescibeData(uuid, describeData); |
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58 } |
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59 |
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60 @Override |
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61 protected String prepareInputData4RegionDBQuery(String value) { |
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62 log.debug("CoordinateSelectionState.prepareInputData4RegionDBQuery"); |
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63 double distance=0.; |
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64 String returnValue = null; |
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65 try { |
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66 Point center = new InputValidator().getPointValue(value); |
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67 String meshIDValue = super.inputData.get("meshid").getValue(); |
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68 int segments = 97; |
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69 int meshid = new Integer(meshIDValue); |
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70 if (meshid == 3 || meshid == 5){ // TODO nicht hier festbrennen. |
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71 distance = 0.15; //nord-ostsee 6nm // 97 St�tzpunkte |
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72 }else if (meshid == 1 || meshid == 4){ |
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73 distance = 0.03; //Kuestenmodell 1 nm |
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74 }else if (meshid == 2 || meshid == 321){ |
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75 distance = 0.3; //SST Karten ca 20km |
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76 }else if (meshid == 641){ |
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77 distance = 0.3; //Eisdaten Klima |
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78 } |
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79 returnValue = center.buffer(distance,segments).toText(); |
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80 } catch (NumberFormatException e) { |
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81 log.error(e,e); |
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82 } catch (ValidationException e) { |
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83 log.error(e,e); |
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84 } |
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85 return returnValue; |
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86 |
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87 } |
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88 |
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89 /** |
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90 * @see de.intevation.gnv.state.StateBase#extractKVP(java.util.Collection, java.lang.String, java.lang.String) |
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91 */ |
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92 @Override |
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93 protected NamedCollection<KeyValueDescibeData> extractKVP( |
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94 Collection<Result> result, |
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95 String keyid, |
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96 String valueid) { |
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97 Iterator<Result> rit = result.iterator(); |
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98 NamedCollection<KeyValueDescibeData> keyValueDescibeData = new NamedArrayList<KeyValueDescibeData>( |
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99 this.dataName, result.size()); |
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100 keyValueDescibeData.setMultiSelect(this.dataMultiSelect); |
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101 String prevKey = null; |
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102 while (rit.hasNext()) { |
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103 Result resultValue = rit.next(); |
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104 String key = resultValue.getString(keyid); |
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105 if(prevKey == null || !prevKey.equals(key)){ // m�ssen wir so machen, da die sde kein select distinct auf layern zul�sst. |
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106 String geomString = this.convert2DisplayCoordinate(resultValue.getString(valueid)); |
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107 String value = geomString; |
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108 if (resultValue.getResultDescriptor().getColumnIndex("VALUE") > 0){ |
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109 value = resultValue.getString("VALUE") + " - "+value; |
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110 } |
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111 |
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112 |
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113 keyValueDescibeData.add(new DefaultKeyValueDescribeData(key,value )); |
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114 } |
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115 prevKey = key; |
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116 } |
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117 return keyValueDescibeData; |
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118 } |
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119 |
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120 protected String convert2DisplayCoordinate(String wkt){ |
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121 String formattedCoordinate = null; |
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122 try { |
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123 Point p = (Point)new WKTReader().read(wkt); |
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124 double lat = p.getY(); |
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125 double lon =p.getX(); |
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126 String nord="N"; |
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127 String ost="E"; |
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128 if (lat <0 ){nord="S"; lat=-lat;} |
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129 if (lon <0 ){ost="W"; lon=-lon;} |
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130 formattedCoordinate = String.format("%1$02d�%2$1S %3$05.2f' %4$03d�%5$1S %6$05.2f'", |
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131 (int)lat, nord,60.*(lat-((int)lat)),(int)lon,ost,60.*(lon-((int)lon))); |
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132 } catch (ParseException e) { |
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133 log.error(e,e); |
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134 } |
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135 |
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136 return formattedCoordinate; |
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137 } |
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138 } |