Mercurial > dive4elements > river
diff backend/src/main/java/org/dive4elements/river/importer/ImportOfficialLine.java @ 7730:e1b831fe435a slt-simplify-cross-sections
Merged default into slt-simplify-cross-sections branch and updated package and class names.
author | Tom Gottfried <tom@intevation.de> |
---|---|
date | Mon, 20 Jan 2014 14:04:20 +0100 |
parents | 5910ada51a9f |
children | 5e38e2924c07 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/backend/src/main/java/org/dive4elements/river/importer/ImportOfficialLine.java Mon Jan 20 14:04:20 2014 +0100 @@ -0,0 +1,73 @@ +/* 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.model.NamedMainValue; +import org.dive4elements.river.model.OfficialLine; +import org.dive4elements.river.model.River; +import org.dive4elements.river.model.WstColumn; +import org.hibernate.Query; +import org.hibernate.Session; + +public class ImportOfficialLine +{ + protected String name; + protected ImportWstColumn wstColumn; + + protected OfficialLine peer; + + public ImportOfficialLine() { + } + + public ImportOfficialLine(String name, ImportWstColumn wstColumn) { + this.name = name; + this.wstColumn = wstColumn; + } + + public String getName() { + return name; + } + + public void setName(String name) { + this.name = name; + } + + public OfficialLine getPeer(River river) { + if (peer == null) { + // XXX: This is a bit odd. We do not have not enough infos here + // to create a new NamedMainValue. So we just look for existing ones. + Session session = ImporterSession.getInstance().getDatabaseSession(); + NamedMainValue nmv = NamedMainValue.fetchByNameAndType(name, "Q", session); + if (nmv == null) { + // failed -> failed to create OfficialLine + return null; + } + WstColumn wc = wstColumn.getPeer(river); + Query query = session.createQuery( + "from OfficialLine " + + "where namedMainValue = :nmv and wstColumn = :wc"); + query.setParameter("nmv", nmv); + query.setParameter("wc", wc); + List<OfficialLine> lines = query.list(); + if (lines.isEmpty()) { + peer = new OfficialLine(wc, nmv); + session.save(peer); + } + else { + peer = lines.get(0); + } + + } + return peer; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : +