Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/backend/SpatialInfo.java @ 6955:94cb1845c667

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(issue1452) Coalesce to zero to avoid NaN arithmetic.
author Andre Heinecke <aheinecke@intevation.de>
date Fri, 30 Aug 2013 15:45:14 +0200
parents 4c3ccf2b0304
children
rev   line source
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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.backend;
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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 org.hibernate.HibernateException;
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16 import org.hibernate.Query;
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17 import org.hibernate.Session;
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18
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19 import org.dive4elements.river.model.Building;
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20 import org.dive4elements.river.model.CrossSectionTrack;
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21 import org.dive4elements.river.model.Fixpoint;
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22 import org.dive4elements.river.model.River;
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23 import org.dive4elements.river.model.RiverAxis;
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24 import org.dive4elements.river.model.HWSLine;
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25
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26
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27 public class SpatialInfo {
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28
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29 private static Logger logger = Logger.getLogger(SpatialInfo.class);
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30
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31 protected static String RIVERNAME = System.getProperty(
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32 "flys.backend.spatial.river", "Saar");
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33
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34 protected Session session;
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35
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36
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37 public static void main(String[] args) {
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38 logger.info("Start SpatialInfo application.");
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39
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40 SpatialInfo spatial = null;
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41
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42 try {
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43 spatial = new SpatialInfo();
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44
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45 River river = spatial.getRiver(RIVERNAME);
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46 if (river == null) {
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47 logger.warn("Could not find river '" + RIVERNAME + "'!");
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48 return;
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49 }
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50
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51 logger.info("Spatial information of River '" + RIVERNAME + "'");
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52 spatial.doRiverAxisInfo(river);
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53 spatial.doCrossSectionTracksInfo(river);
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54 spatial.doBuildingsInfo(river);
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55 spatial.doFixpointsInfo(river);
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56 }
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57 finally {
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58 if (spatial != null) {
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59 spatial.close();
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60 }
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61 }
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62
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63 logger.info("Finish SpatialInfo application.");
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64 }
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65
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66
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67 public SpatialInfo() {
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68 session = SessionFactoryProvider
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69 .createSessionFactory()
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70 .openSession();
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71 }
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72
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73
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74 public void close() {
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75 session.close();
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76 }
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77
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78
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79 protected River getRiver(String rivername) {
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80 Query query = session.createQuery(
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81 "from River where name =:name");
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82 query.setParameter("name", rivername);
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83
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84 List<River> list = query.list();
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85
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86 if (list == null || list.size() == 0) {
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87 logger.warn("No river '" + rivername + "' found!");
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88 return null;
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89 }
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90
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91 return list.get(0);
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92 }
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93
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94
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95 protected void doRiverAxisInfo(River river) {
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96 try {
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97 List<RiverAxis> axis = RiverAxis.getRiverAxis(river.getName());
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98 if (axis != null && axis.size() > 0) {
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99 logger.debug("TODO: Compute length and boundary.");
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100 }
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101 else {
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102 logger.warn("River has no RiverAxis.");
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103 }
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104 }
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105 catch(HibernateException iae) {
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106 logger.warn("No vaild river axis found for " + river.getName());
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107 return;
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108 }
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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 doBuildingsInfo(River river) {
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131 Query query = session.createQuery(
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132 "from Building where river =:river");
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133 query.setParameter("river", river);
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134
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135 List<Building> 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 Buildings 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() + " Buildings.");
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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 doFixpointsInfo(River river) {
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148 Query query = session.createQuery(
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149 "from Fixpoint where river =:river");
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150 query.setParameter("river", river);
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151
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152 List<Fixpoint> 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 Fixpoints 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() + " Fixpoints.");
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160 }
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161 }
5092
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162
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163 @Deprecated
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164 protected void doLinesInfo(River river) {
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165 doHWSLinesInfo(river);
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166 }
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167
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168 protected void doHWSLinesInfo(River river) {
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169 Query query = session.createQuery(
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170 "from hws_lines where river =:river");
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171 query.setParameter("river", river);
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172
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173 List<HWSLine> list = query.list();
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174
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175 if (list == null || list.size() == 0) {
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176 logger.warn("No Lines for '" + river.getName() + "' found!");
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177 return;
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178 }
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179 else {
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180 logger.info("River contains " + list.size() + " Lines.");
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181 }
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182 }
1230
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183 }
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184 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org