Mercurial > dive4elements > river
diff flys-backend/src/main/java/de/intevation/flys/backend/SpatialInfo.java @ 1230:e2deda3b77a7
Introduced support for FLYS spatial data.
flys-backend/trunk@2507 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 18 Aug 2011 15:03:20 +0000 |
parents | |
children | 22eea1c9e907 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-backend/src/main/java/de/intevation/flys/backend/SpatialInfo.java Thu Aug 18 15:03:20 2011 +0000 @@ -0,0 +1,180 @@ +package de.intevation.flys.backend; + +import java.util.List; + +import org.apache.log4j.Logger; + +import org.hibernate.Query; +import org.hibernate.Session; + +import com.vividsolutions.jts.geom.LineString; + +import de.intevation.flys.backend.SessionFactoryProvider; +import de.intevation.flys.model.Building; +import de.intevation.flys.model.CrossSectionTrack; +import de.intevation.flys.model.Fixpoint; +import de.intevation.flys.model.Line; +import de.intevation.flys.model.River; +import de.intevation.flys.model.RiverAxis; + + +public class SpatialInfo { + + private static Logger logger = Logger.getLogger(SpatialInfo.class); + + protected static String RIVERNAME = System.getProperty( + "flys.backend.spatial.river", "Saar"); + + protected Session session; + + + public static void main(String[] args) { + logger.info("Start SpatialInfo application."); + + SpatialInfo spatial = null; + + try { + spatial = new SpatialInfo(); + + River river = spatial.getRiver(RIVERNAME); + if (river == null) { + logger.warn("Could not find river '" + RIVERNAME + "'!"); + return; + } + + logger.info("Spatial information of River '" + RIVERNAME + "'"); + spatial.doRiverAxisInfo(river); + spatial.doCrossSectionTracksInfo(river); + spatial.doLinesInfo(river); + spatial.doBuildingsInfo(river); + spatial.doFixpointsInfo(river); + } + finally { + if (spatial != null) { + spatial.close(); + } + } + + logger.info("Finish SpatialInfo application."); + } + + + public SpatialInfo() { + session = SessionFactoryProvider + .createSessionFactory() + .openSession(); + } + + + public void close() { + session.close(); + } + + + protected River getRiver(String rivername) { + Query query = session.createQuery( + "from River where name =:name"); + query.setParameter("name", rivername); + + List<River> list = query.list(); + + if (list == null || list.size() == 0) { + logger.warn("No river '" + rivername + "' found!"); + return null; + } + + return list.get(0); + } + + + protected void doRiverAxisInfo(River river) { + Query query = session.createQuery( + "from RiverAxis where river =:river"); + query.setParameter("river", river); + + List<RiverAxis> list = query.list(); + + if (list == null || list.size() == 0) { + logger.warn("No Riveraxis for '" + river.getName() + "' found!"); + return; + } + + RiverAxis axis = list.get(0); + if (axis != null) { + LineString ls = axis.getGeom(); + logger.info("River axis is " + ls.getLength() + " long."); + } + else { + logger.warn("River has no RiverAxis."); + } + } + + + protected void doCrossSectionTracksInfo(River river) { + Query query = session.createQuery( + "from CrossSectionTrack where river =:river"); + query.setParameter("river", river); + + List<CrossSectionTrack> list = query.list(); + + if (list == null || list.size() == 0) { + logger.warn("No CrossSectionTracks for '" + river.getName() + "' found!"); + return; + } + else { + logger.info("River contains " + list.size() + " CrossSectionTracks."); + } + } + + + protected void doLinesInfo(River river) { + Query query = session.createQuery( + "from Line where river =:river"); + query.setParameter("river", river); + + List<Line> list = query.list(); + + if (list == null || list.size() == 0) { + logger.warn("No Lines for '" + river.getName() + "' found!"); + return; + } + else { + logger.info("River contains " + list.size() + " Lines."); + } + } + + + protected void doBuildingsInfo(River river) { + Query query = session.createQuery( + "from Building where river =:river"); + query.setParameter("river", river); + + List<Building> list = query.list(); + + if (list == null || list.size() == 0) { + logger.warn("No Buildings for '" + river.getName() + "' found!"); + return; + } + else { + logger.info("River contains " + list.size() + " Buildings."); + } + } + + + protected void doFixpointsInfo(River river) { + Query query = session.createQuery( + "from Fixpoint where river =:river"); + query.setParameter("river", river); + + List<Fixpoint> list = query.list(); + + if (list == null || list.size() == 0) { + logger.warn("No Fixpoints for '" + river.getName() + "' found!"); + return; + } + else { + logger.info("River contains " + list.size() + " Fixpoints."); + } + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :