Mercurial > dive4elements > river
diff backend/src/main/java/org/dive4elements/river/importer/ImportDepth.java @ 5838:5aa05a7a34b7
Rename modules to more fitting names.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Thu, 25 Apr 2013 15:23:37 +0200 |
parents | flys-backend/src/main/java/org/dive4elements/river/importer/ImportDepth.java@18619c1e7c2a |
children | 4dd33b86dc61 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/backend/src/main/java/org/dive4elements/river/importer/ImportDepth.java Thu Apr 25 15:23:37 2013 +0200 @@ -0,0 +1,70 @@ +package org.dive4elements.river.importer; + +import java.math.BigDecimal; + +import java.util.List; + +import org.apache.log4j.Logger; + +import org.hibernate.Session; +import org.hibernate.Query; + +import org.dive4elements.river.model.Depth; + + +public class ImportDepth { + + private static Logger log = Logger.getLogger(ImportDepth.class); + + + protected Depth peer; + + protected BigDecimal lower; + protected BigDecimal upper; + + + public ImportDepth(BigDecimal lower, BigDecimal upper) { + this.lower = lower; + this.upper = upper; + } + + + public void storeDependencies() { + log.info("store dependencies"); + + getPeer(); + } + + + public Depth getPeer() { + log.info("get peer"); + + if (peer == null) { + Session session = ImporterSession.getInstance().getDatabaseSession(); + + Query query = session.createQuery( + "from Depth where " + + " lower=:lower and " + + " upper=:upper"); + + query.setParameter("lower", lower); + query.setParameter("upper", upper); + + List<Depth> depths = query.list(); + + if (depths.isEmpty()) { + log.debug("Create new Depth DB instance."); + + peer = new Depth(lower, upper); + + session.save(peer); + } + else { + peer = depths.get(0); + } + } + + return peer; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :