Mercurial > dive4elements > river
view flys-backend/src/main/java/de/intevation/flys/importer/ImportCrossSectionLine.java @ 4173:7d4480c0e68e
Allow users to select the current relevant discharge table in historical discharge table calculattion.
In addition to this, the discharge tables in the helper panel displayed in the client is ordered in time.
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 18 Oct 2012 12:13:48 +0200 |
parents | 2f874d14ac68 |
children | 3199dbc20e22 |
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package de.intevation.flys.importer; import de.intevation.flys.model.CrossSection; import de.intevation.flys.model.CrossSectionPoint; import de.intevation.flys.model.CrossSectionLine; import org.hibernate.Session; import org.hibernate.Query; import java.util.List; import java.util.Comparator; import java.util.Map; import java.util.TreeMap; public class ImportCrossSectionLine { public static final Comparator<CrossSectionPoint> INDEX_CMP = new Comparator<CrossSectionPoint>() { public int compare(CrossSectionPoint a, CrossSectionPoint b) { return a.getColPos().compareTo(b.getColPos()); } }; protected Double km; protected ImportCrossSection crossSection; protected List<XY> points; protected CrossSectionLine peer; public ImportCrossSectionLine() { } public ImportCrossSectionLine(Double km, List<XY> points) { this.km = km; this.points = points; } public ImportCrossSection getCrossSection() { return crossSection; } public void setCrossSection(ImportCrossSection crossSection) { this.crossSection = crossSection; } public Double getKm() { return km; } public void setKm(Double km) { this.km = km; } public void storeDependencies() { storePoints(); } protected void storePoints() { CrossSectionLine csl = getPeer(); Map<CrossSectionPoint, CrossSectionPoint> map = new TreeMap<CrossSectionPoint, CrossSectionPoint>(INDEX_CMP); // build index for faster collision lookup List<CrossSectionPoint> ps = csl.getPoints(); if (ps != null) { for (CrossSectionPoint point: ps) { map.put(point, point); } } Session session = ImporterSession.getInstance().getDatabaseSession(); CrossSectionPoint key = new CrossSectionPoint(); for (XY xy: points) { key.setColPos(xy.getIndex()); CrossSectionPoint csp = map.get(key); if (csp == null) { // create new csp = new CrossSectionPoint( csl, key.getColPos(), Double.valueOf(xy.getX()), Double.valueOf(xy.getY())); } else { // update old csp.setX(Double.valueOf(xy.getX())); csp.setY(Double.valueOf(xy.getY())); } session.save(csp); } } public CrossSectionLine getPeer() { if (peer == null) { CrossSection cs = crossSection.getPeer(); Session session = ImporterSession.getInstance().getDatabaseSession(); Query query = session.createQuery( "from CrossSectionLine where crossSection=:cs and km=:km"); query.setParameter("cs", cs); query.setParameter("km", km); List<CrossSectionLine> lines = query.list(); if (lines.isEmpty()) { peer = new CrossSectionLine(cs, km); session.save(peer); } else { peer = lines.get(0); } } return peer; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :