Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/backend/SpatialInfo.java @ 1230:e2deda3b77a7

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Introduced support for FLYS spatial data. flys-backend/trunk@2507 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 18 Aug 2011 15:03:20 +0000
parents
children 22eea1c9e907
rev   line source
1230
e2deda3b77a7 Introduced support for FLYS spatial data.
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1 package de.intevation.flys.backend;
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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.apache.log4j.Logger;
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6
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7 import org.hibernate.Query;
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8 import org.hibernate.Session;
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9
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10 import com.vividsolutions.jts.geom.LineString;
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11
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12 import de.intevation.flys.backend.SessionFactoryProvider;
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13 import de.intevation.flys.model.Building;
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14 import de.intevation.flys.model.CrossSectionTrack;
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15 import de.intevation.flys.model.Fixpoint;
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16 import de.intevation.flys.model.Line;
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17 import de.intevation.flys.model.River;
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18 import de.intevation.flys.model.RiverAxis;
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19
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20
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21 public class SpatialInfo {
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22
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23 private static Logger logger = Logger.getLogger(SpatialInfo.class);
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24
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25 protected static String RIVERNAME = System.getProperty(
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26 "flys.backend.spatial.river", "Saar");
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27
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28 protected Session session;
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29
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30
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31 public static void main(String[] args) {
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32 logger.info("Start SpatialInfo application.");
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33
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34 SpatialInfo spatial = null;
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35
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36 try {
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37 spatial = new SpatialInfo();
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38
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39 River river = spatial.getRiver(RIVERNAME);
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40 if (river == null) {
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41 logger.warn("Could not find river '" + RIVERNAME + "'!");
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42 return;
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43 }
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44
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45 logger.info("Spatial information of River '" + RIVERNAME + "'");
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46 spatial.doRiverAxisInfo(river);
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47 spatial.doCrossSectionTracksInfo(river);
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48 spatial.doLinesInfo(river);
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49 spatial.doBuildingsInfo(river);
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50 spatial.doFixpointsInfo(river);
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51 }
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52 finally {
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53 if (spatial != null) {
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54 spatial.close();
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55 }
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56 }
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57
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58 logger.info("Finish SpatialInfo application.");
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59 }
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60
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61
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62 public SpatialInfo() {
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63 session = SessionFactoryProvider
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64 .createSessionFactory()
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65 .openSession();
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66 }
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67
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68
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69 public void close() {
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70 session.close();
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71 }
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72
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73
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74 protected River getRiver(String rivername) {
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75 Query query = session.createQuery(
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76 "from River where name =:name");
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77 query.setParameter("name", rivername);
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78
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79 List<River> list = query.list();
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80
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81 if (list == null || list.size() == 0) {
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82 logger.warn("No river '" + rivername + "' found!");
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83 return null;
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84 }
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85
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86 return list.get(0);
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87 }
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88
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89
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90 protected void doRiverAxisInfo(River river) {
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91 Query query = session.createQuery(
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92 "from RiverAxis where river =:river");
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93 query.setParameter("river", river);
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94
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95 List<RiverAxis> list = query.list();
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96
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97 if (list == null || list.size() == 0) {
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98 logger.warn("No Riveraxis for '" + river.getName() + "' found!");
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99 return;
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100 }
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101
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102 RiverAxis axis = list.get(0);
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103 if (axis != null) {
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104 LineString ls = axis.getGeom();
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105 logger.info("River axis is " + ls.getLength() + " long.");
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106 }
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107 else {
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108 logger.warn("River has no RiverAxis.");
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109 }
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110 }
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111
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112
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113 protected void doCrossSectionTracksInfo(River river) {
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114 Query query = session.createQuery(
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115 "from CrossSectionTrack where river =:river");
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116 query.setParameter("river", river);
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117
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118 List<CrossSectionTrack> list = query.list();
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119
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120 if (list == null || list.size() == 0) {
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121 logger.warn("No CrossSectionTracks for '" + river.getName() + "' found!");
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122 return;
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123 }
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124 else {
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125 logger.info("River contains " + list.size() + " CrossSectionTracks.");
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126 }
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127 }
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128
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129
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130 protected void doLinesInfo(River river) {
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131 Query query = session.createQuery(
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132 "from Line where river =:river");
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133 query.setParameter("river", river);
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134
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135 List<Line> list = query.list();
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136
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137 if (list == null || list.size() == 0) {
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138 logger.warn("No Lines for '" + river.getName() + "' found!");
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139 return;
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140 }
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141 else {
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142 logger.info("River contains " + list.size() + " Lines.");
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143 }
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144 }
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145
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146
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147 protected void doBuildingsInfo(River river) {
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148 Query query = session.createQuery(
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149 "from Building where river =:river");
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150 query.setParameter("river", river);
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151
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152 List<Building> list = query.list();
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153
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154 if (list == null || list.size() == 0) {
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155 logger.warn("No Buildings for '" + river.getName() + "' found!");
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156 return;
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157 }
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158 else {
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159 logger.info("River contains " + list.size() + " Buildings.");
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160 }
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161 }
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162
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163
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164 protected void doFixpointsInfo(River river) {
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165 Query query = session.createQuery(
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166 "from Fixpoint where river =:river");
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167 query.setParameter("river", river);
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168
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169 List<Fixpoint> list = query.list();
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170
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171 if (list == null || list.size() == 0) {
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172 logger.warn("No Fixpoints for '" + river.getName() + "' found!");
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173 return;
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174 }
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175 else {
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176 logger.info("River contains " + list.size() + " Fixpoints.");
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177 }
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178 }
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179 }
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180 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org