Mercurial > dive4elements > river
view backend/src/main/java/org/dive4elements/river/importer/ImportSQRelation.java @ 7065:b17634649e61
Simplify code a bit.
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Thu, 19 Sep 2013 12:53:11 +0200 |
parents | 4c3ccf2b0304 |
children | c851d1ea543a |
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/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde * Software engineering by Intevation GmbH * * This file is Free Software under the GNU AGPL (>=v3) * and comes with ABSOLUTELY NO WARRANTY! Check out the * documentation coming with Dive4Elements River for details. */ package org.dive4elements.river.importer; import java.sql.SQLException; import java.util.ArrayList; import java.util.List; import org.apache.log4j.Logger; import org.hibernate.Query; import org.hibernate.Session; import org.hibernate.exception.ConstraintViolationException; import org.dive4elements.river.model.River; import org.dive4elements.river.model.SQRelation; import org.dive4elements.river.model.TimeInterval; public class ImportSQRelation { private static Logger log = Logger.getLogger(ImportSQRelation.class); private ImportTimeInterval timeInterval; private String description; private List<ImportSQRelationValue> values; private SQRelation peer; public ImportSQRelation() { this.values = new ArrayList<ImportSQRelationValue>(); } public void storeDependencies(River river) { log.info("store dependencies"); SQRelation peer = getPeer(river); if (peer != null) { int count = 0; for (ImportSQRelationValue value : values) { try { value.storeDependencies(peer); count++; } catch (SQLException sqle) { log.warn("ISQ: Unable to store sq relation value.", sqle); } catch (ConstraintViolationException cve) { log.warn("ISQ: Unable to store sq relation value.", cve); } } log.info("stored " + count + " sq relation values."); } } public SQRelation getPeer(River river) { log.debug("getPeer()"); if (peer == null) { TimeInterval timeInter = timeInterval.getPeer(); if (timeInter == null) { log.warn("ISQ: Cannot determine sq relation without time interval"); return null; } Session session = ImporterSession.getInstance() .getDatabaseSession(); Query query = session .createQuery("FROM SQRelation WHERE river=:river AND timeInterval=:timeInter"); query.setParameter("river", river); query.setParameter("timeInter", timeInter); List<SQRelation> sq = query.list(); if (sq.isEmpty()) { log.info("create new SQ relation '" + description + "'"); peer = new SQRelation(river, timeInter, description); session.save(peer); } else { peer = sq.get(0); } } return peer; } public void setDescription(String description) { this.description = description; } public void setTimeInterval(ImportTimeInterval timeInterval) { this.timeInterval = timeInterval; } public void addValue(ImportSQRelationValue value) { if (value != null) { this.values.add(value); } } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :