Mercurial > dive4elements > river
view backend/src/main/java/org/dive4elements/river/importer/ImportBedHeightEpoch.java @ 6288:f40d236098c1
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author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Wed, 12 Jun 2013 11:27:36 +0200 |
parents | 4c3ccf2b0304 |
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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.util.ArrayList; import java.util.List; import org.apache.log4j.Logger; import org.hibernate.Query; import org.hibernate.Session; import org.dive4elements.river.model.BedHeightEpoch; import org.dive4elements.river.model.ElevationModel; import org.dive4elements.river.model.Range; import org.dive4elements.river.model.River; import org.dive4elements.river.model.TimeInterval; /** Import Bed Height Data, 'epoch' type from csv file. */ public class ImportBedHeightEpoch implements ImportBedHeight { /** Private logger. */ private static Logger log = Logger.getLogger(ImportBedHeightEpoch.class); protected String evaluationBy; /** De facto the file name. */ protected String description; protected ImportTimeInterval timeInterval; protected ImportRange range; protected ImportElevationModel curElevationModel; protected ImportElevationModel oldElevationModel; protected List<ImportBedHeightEpochValue> values; protected BedHeightEpoch peer; public ImportBedHeightEpoch(String description) { this.description = description; this.values = new ArrayList<ImportBedHeightEpochValue>(); } public String getDescription() { return description; } public int getValueCount() { return values.size(); } public void setTimeInterval(ImportTimeInterval timeInterval) { this.timeInterval = timeInterval; } public void setEvaluationBy(String evaluationBy) { this.evaluationBy = evaluationBy; } public void setDescription(String description) { this.description = description; } public void setRange(ImportRange range) { this.range = range; } public void setCurElevationModel(ImportElevationModel curElevationModel) { this.curElevationModel = curElevationModel; } public void setOldElevationModel(ImportElevationModel oldElevationModel) { this.oldElevationModel = oldElevationModel; } /** Does nothing. */ public void setYear(int year) { // do nothing } /** Does nothing. */ public void setSoundingWidth(int soundingWidth) { // do nothing } /** Does nothing. */ public void setLocationSystem(ImportLocationSystem locationSystem) { // do nothing } /** Does nothing. */ public void setType(ImportBedHeightType type) { // do nothing } @Override public void addValue(ImportBedHeightValue value) { values.add((ImportBedHeightEpochValue) value); } @Override public void storeDependencies(River river) { log.info("Store dependencies for epoch: '" + getDescription() + "'"); BedHeightEpoch peer = getPeer(river); if (curElevationModel != null) { curElevationModel.storeDependencies(); } if (oldElevationModel != null) { oldElevationModel.storeDependencies(); } if (peer != null) { log.debug("store values now..."); for (ImportBedHeightEpochValue value : values) { value.storeDependencies(peer); } } Session session = ImporterSession.getInstance().getDatabaseSession(); session.flush(); } /** * Asserts all dependent entities (ElevationModel, TimeInterval, Range, * BedHeighEpoch) are in db and returns bound (either newly created or * freshly fetched) BedHeightEpoch. */ @Override public BedHeightEpoch getPeer(River river) { if (peer == null) { ElevationModel theCurModel = null; if (curElevationModel != null) { curElevationModel.storeDependencies(); theCurModel = curElevationModel.getPeer(); } if (theCurModel == null) { log.warn("BHE: Skip file - invalid current elevation model."); return null; } TimeInterval theTime = null; if (timeInterval != null) { theTime = timeInterval.getPeer(); } if (theTime == null) { log.warn("BHE: Skip file - invalid time range."); return null; } Range theRange = range != null ? range.getPeer(river) : null; if (theRange == null) { log.warn("BHE: invalid km range."); } Session session = ImporterSession.getInstance() .getDatabaseSession(); Query query = session.createQuery("from BedHeightEpoch where " + " river=:river and " + " timeInterval=:timeInterval and " + " curElevationModel=:curElevationModel and " + " range=:range and " + " evaluationBy=:evaluationBy and " + " description=:description"); query.setParameter("river", river); query.setParameter("timeInterval", theTime); query.setParameter("curElevationModel", theCurModel); query.setParameter("range", theRange); query.setParameter("evaluationBy", evaluationBy); query.setParameter("description", description); List<BedHeightEpoch> bedHeights = query.list(); if (bedHeights.isEmpty()) { log.info("Create new BedHeightEpoch DB instance."); peer = new BedHeightEpoch(river, theTime, theRange, theCurModel, oldElevationModel != null ? oldElevationModel.getPeer() : null, evaluationBy, description); session.save(peer); } else { peer = bedHeights.get(0); } } return peer; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :