Mercurial > dive4elements > river
view backend/src/main/java/org/dive4elements/river/importer/ImportWstColumnQRange.java @ 9651:eb3dfe900d8c
Importer (s/u-info) extensions: better exception handling
author | mschaefer |
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date | Mon, 23 Mar 2020 15:00:04 +0100 |
parents | 392bbcd8a88b |
children |
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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.List; import org.dive4elements.river.importer.common.StoreMode; import org.dive4elements.river.model.River; import org.dive4elements.river.model.WstColumn; import org.dive4elements.river.model.WstColumnQRange; import org.dive4elements.river.model.WstQRange; import org.hibernate.Query; import org.hibernate.Session; public class ImportWstColumnQRange { protected ImportWstColumn wstColumn; protected ImportWstQRange qRange; protected StoreMode storeMode; protected WstColumnQRange peer; public ImportWstColumnQRange() { } public ImportWstColumnQRange( final ImportWstColumn wstColumn, final ImportWstQRange qRange ) { this.wstColumn = wstColumn; this.qRange = qRange; this.storeMode = StoreMode.NONE; } public ImportWstColumn getWstColumn() { return this.wstColumn; } public void setWstColumn(final ImportWstColumn wstColumn) { this.wstColumn = wstColumn; } public ImportWstQRange getQRange() { return this.qRange; } public void setQRange(final ImportWstQRange qRange) { this.qRange = qRange; } public WstColumnQRange getPeer(final River river) { if (this.peer == null) { final WstColumn c = this.wstColumn.getPeer(river); final WstQRange q = this.qRange.getPeer(river); List<WstColumnQRange> cols; final Session session = ImporterSession.getInstance() .getDatabaseSession(); if (this.wstColumn.storeMode == StoreMode.INSERT) cols = null; else { final Query query = session.createQuery( "from WstColumnQRange where " + "wstColumn=:c and wstQRange=:q"); query.setParameter("c", c); query.setParameter("q", q); cols = query.list(); } if ((cols == null) || cols.isEmpty()) { this.peer = new WstColumnQRange(c, q); session.save(this.peer); this.storeMode = StoreMode.INSERT; } else { this.peer = cols.get(0); this.storeMode = StoreMode.UPDATE; } } return this.peer; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :