Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/minfo/BedloadOverviewFactory.java @ 4357:11cf29eb002c
FacetTypes: New type: exreme_wq_curve_base (for the Stuetz-Q-Poits).
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Fri, 02 Nov 2012 11:58:11 +0100 |
parents | ae598cf50682 |
children |
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package de.intevation.flys.artifacts.model.minfo; import net.sf.ehcache.Cache; import net.sf.ehcache.Element; import org.apache.log4j.Logger; import org.hibernate.Session; import de.intevation.flys.artifacts.cache.CacheFactory; import de.intevation.flys.backend.SedDBSessionHolder; public class BedloadOverviewFactory { private static Logger log = Logger.getLogger(BedloadOverviewFactory.class); public static final String CACHE_NAME = "sq-overviews"; private BedloadOverviewFactory() { } public static BedloadOverview getOverview(String river) { boolean debug = log.isDebugEnabled(); if (debug) { log.debug( "Looking for bedload overview for river '" + river + "'"); } Cache cache = CacheFactory.getCache(CACHE_NAME); if (cache == null) { if (debug) { log.debug("Cache not configured."); } return getUncached(river); } String key = "bedload-over-" + river; Element element = cache.get(key); if (element != null) { if (debug) { log.debug("Overview found in cache"); } return (BedloadOverview)element.getValue(); } BedloadOverview overview = getUncached(river); if (overview != null) { if (debug) { log.debug("Store overview in cache."); } cache.put(new Element(key, overview)); } return overview; } public static BedloadOverview getUncached(String river) { BedloadOverview overview = new BedloadOverview(river); Session session = SedDBSessionHolder.HOLDER.get(); return overview.load(session) ? overview : null; } }