Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/backend/SpatialInfo.java @ 2382:c5791de0c495

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Added meachnism to backend to fetch all annotation related data in one go. flys-backend/trunk@3722 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 19 Jan 2012 13:36:06 +0000
parents d183ae164cfc
children 8df746f374cc
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 de.intevation.flys.backend.SessionFactoryProvider;
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11 import de.intevation.flys.model.Building;
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12 import de.intevation.flys.model.CrossSectionTrack;
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13 import de.intevation.flys.model.Fixpoint;
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14 import de.intevation.flys.model.Line;
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15 import de.intevation.flys.model.River;
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16 import de.intevation.flys.model.RiverAxis;
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17
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18
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19 public class SpatialInfo {
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20
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21 private static Logger logger = Logger.getLogger(SpatialInfo.class);
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22
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23 protected static String RIVERNAME = System.getProperty(
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24 "flys.backend.spatial.river", "Saar");
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25
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26 protected Session session;
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27
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28
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29 public static void main(String[] args) {
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30 logger.info("Start SpatialInfo application.");
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31
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32 SpatialInfo spatial = null;
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33
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34 try {
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35 spatial = new SpatialInfo();
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36
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37 River river = spatial.getRiver(RIVERNAME);
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38 if (river == null) {
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39 logger.warn("Could not find river '" + RIVERNAME + "'!");
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40 return;
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41 }
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42
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43 logger.info("Spatial information of River '" + RIVERNAME + "'");
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44 spatial.doRiverAxisInfo(river);
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45 spatial.doCrossSectionTracksInfo(river);
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46 spatial.doLinesInfo(river);
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47 spatial.doBuildingsInfo(river);
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48 spatial.doFixpointsInfo(river);
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49 }
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50 finally {
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51 if (spatial != null) {
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52 spatial.close();
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53 }
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54 }
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55
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56 logger.info("Finish SpatialInfo application.");
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57 }
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58
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59
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60 public SpatialInfo() {
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61 session = SessionFactoryProvider
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62 .createSessionFactory()
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63 .openSession();
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64 }
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65
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66
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67 public void close() {
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68 session.close();
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69 }
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70
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71
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72 protected River getRiver(String rivername) {
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73 Query query = session.createQuery(
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74 "from River where name =:name");
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75 query.setParameter("name", rivername);
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76
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77 List<River> list = query.list();
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78
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79 if (list == null || list.size() == 0) {
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80 logger.warn("No river '" + rivername + "' found!");
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81 return null;
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82 }
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83
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84 return list.get(0);
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85 }
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86
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87
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88 protected void doRiverAxisInfo(River river) {
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89 List<RiverAxis> axis = RiverAxis.getRiverAxis(river.getName());
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90 if (axis != null && axis.size() > 0) {
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91 logger.debug("TODO: Compute length and boundary.");
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92 }
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93 else {
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94 logger.warn("River has no RiverAxis.");
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95 }
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96 }
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97
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98
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99 protected void doCrossSectionTracksInfo(River river) {
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100 Query query = session.createQuery(
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101 "from CrossSectionTrack where river =:river");
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102 query.setParameter("river", river);
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103
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104 List<CrossSectionTrack> list = query.list();
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105
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106 if (list == null || list.size() == 0) {
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107 logger.warn("No CrossSectionTracks for '" + river.getName() + "' found!");
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108 return;
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109 }
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110 else {
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111 logger.info("River contains " + list.size() + " CrossSectionTracks.");
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112 }
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113 }
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114
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115
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116 protected void doLinesInfo(River river) {
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117 Query query = session.createQuery(
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118 "from Line where river =:river");
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119 query.setParameter("river", river);
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120
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121 List<Line> list = query.list();
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122
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123 if (list == null || list.size() == 0) {
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124 logger.warn("No Lines for '" + river.getName() + "' found!");
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125 return;
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126 }
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127 else {
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128 logger.info("River contains " + list.size() + " Lines.");
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129 }
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130 }
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131
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132
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133 protected void doBuildingsInfo(River river) {
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134 Query query = session.createQuery(
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135 "from Building where river =:river");
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136 query.setParameter("river", river);
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137
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138 List<Building> list = query.list();
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139
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140 if (list == null || list.size() == 0) {
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141 logger.warn("No Buildings for '" + river.getName() + "' found!");
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142 return;
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143 }
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144 else {
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145 logger.info("River contains " + list.size() + " Buildings.");
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146 }
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147 }
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148
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149
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150 protected void doFixpointsInfo(River river) {
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151 Query query = session.createQuery(
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152 "from Fixpoint where river =:river");
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153 query.setParameter("river", river);
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154
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155 List<Fixpoint> list = query.list();
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156
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157 if (list == null || list.size() == 0) {
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158 logger.warn("No Fixpoints for '" + river.getName() + "' found!");
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159 return;
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160 }
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161 else {
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162 logger.info("River contains " + list.size() + " Fixpoints.");
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163 }
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164 }
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165 }
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166 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org