Mercurial > dive4elements > river
view flys-backend/src/main/java/de/intevation/flys/importer/ImportWstQRange.java @ 2794:3c26e16ae6c2
Fix or workaround flys/issue632, avoid NPE.
flys-backend/trunk@4112 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
---|---|
date | Fri, 02 Mar 2012 12:15:40 +0000 |
parents | 67fd63e4ef66 |
children | f3b270e5462e |
line wrap: on
line source
package de.intevation.flys.importer; import java.math.BigDecimal; import de.intevation.flys.model.WstQRange; import de.intevation.flys.model.River; import de.intevation.flys.model.Range; import org.hibernate.Session; import org.hibernate.Query; import java.util.List; public class ImportWstQRange { protected ImportRange range; protected BigDecimal q; protected WstQRange peer; public ImportWstQRange() { } public ImportWstQRange( ImportRange range, BigDecimal q ) { this.range = range; this.q = q; } public ImportRange getRange() { return range; } public void setRange(ImportRange range) { this.range = range; } public BigDecimal getQ() { return q; } public void setQ(BigDecimal q) { this.q = q; } public WstQRange getPeer(River river) { if (peer == null) { Range r = range.getPeer(river); Session session = ImporterSession.getInstance().getDatabaseSession(); Query query = session.createQuery( "from WstQRange where " + "range=:range and q=:q"); query.setParameter("range", r); query.setParameter("q", q); List<WstQRange> wstQRanges = query.list(); if (wstQRanges.isEmpty()) { peer = new WstQRange(r, q); session.save(peer); } else { peer = wstQRanges.get(0); } } return peer; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :