Mercurial > dive4elements > river
view flys-backend/src/main/java/de/intevation/flys/importer/Importer.java @ 763:8076f6a689d0
First part of flys/issue18
flys-backend/trunk@2124 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Wed, 15 Jun 2011 09:22:00 +0000 |
parents | 67fd63e4ef66 |
children | 763c4137d6e1 |
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package de.intevation.flys.importer; import java.io.File; import java.io.IOException; import java.util.List; import java.sql.SQLException; import org.apache.log4j.Logger; import org.hibernate.Transaction; import org.hibernate.HibernateException; public class Importer { private static Logger log = Logger.getLogger(Importer.class); public static final boolean DRY_RUN = Boolean.getBoolean("flys.backend.importer.dry.run"); protected List<ImportRiver> rivers; public Importer() { } public Importer(List<ImportRiver> rivers) { this.rivers = rivers; } public List<ImportRiver> getRivers() { return rivers; } public void setRivers(List<ImportRiver> rivers) { this.rivers = rivers; } public void writeRivers() { log.debug("write rivers started"); for (ImportRiver river: rivers) { log.debug("writing river '" + river.getName() + "'"); river.storeDependencies(); ImporterSession.getInstance().getDatabaseSession().flush(); } log.debug("write rivers finished"); } public void writeToDatabase() { Transaction tx = null; try { tx = ImporterSession.getInstance() .getDatabaseSession().beginTransaction(); try { writeRivers(); } catch (HibernateException he) { Throwable t = he.getCause(); while (t instanceof SQLException) { SQLException sqle = (SQLException)t; log.error("SQL exeception chain:", sqle); t = sqle.getNextException(); } throw he; } tx.commit(); } catch (RuntimeException re) { if (tx != null) { tx.rollback(); } throw re; } } public static void main(String [] args) { InfoGewParser infoGewParser = new InfoGewParser(); for (String gew: args) { log.info("parsing info gew file: " + gew); try { infoGewParser.parse(new File(gew)); } catch (IOException ioe) { log.error("cannot while parsing: " + gew); } } if (!DRY_RUN) { new Importer(infoGewParser.getRivers()).writeToDatabase(); } } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :