Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/SQOverviewFactory.java @ 3287:30f157c7e466

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SQ: Filter out meassures which don't have a 'Siebsatz' flys-artifacts/trunk@4953 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 12 Jul 2012 13:58:30 +0000
parents 43e42315ce22
children ec9aab93f292
rev   line source
3274
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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1 package de.intevation.flys.artifacts.model;
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
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2
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Raimund Renkert <raimund.renkert@intevation.de>
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3 import de.intevation.flys.artifacts.cache.CacheFactory;
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4
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5 import de.intevation.flys.backend.SedDBSessionHolder;
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6
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7 import net.sf.ehcache.Cache;
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8 import net.sf.ehcache.Element;
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9
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
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10 import org.apache.log4j.Logger;
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11
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
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12 import org.hibernate.Session;
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13
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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14 public class SQOverviewFactory {
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
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15 private static Logger log = Logger.getLogger(SQOverviewFactory.class);
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16
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
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17 public static final String CACHE_NAME = "sq-overviews";
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18
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
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19 private SQOverviewFactory() {
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20 }
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
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21
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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22
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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23 public static SQOverview getOverview(String river) {
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24
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25 boolean debug = log.isDebugEnabled();
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26
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27 if (debug) {
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28 log.debug(
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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29 "Looking for sq overview for river '" + river + "'");
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30 }
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31
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
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32 Cache cache = CacheFactory.getCache(CACHE_NAME);
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33
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34 if (cache == null) {
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35 if (debug) {
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36 log.debug("Cache not configured.");
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37 }
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38 return getUncached(river);
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39 }
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40
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Raimund Renkert <raimund.renkert@intevation.de>
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41 String key = "sq-over-" + river;
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42
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43 Element element = cache.get(key);
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44
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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45 if (element != null) {
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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46 if (debug) {
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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47 log.debug("Overview found in cache");
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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48 }
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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49 return (SQOverview)element.getValue();
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50 }
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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51
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Raimund Renkert <raimund.renkert@intevation.de>
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52 SQOverview overview = getUncached(river);
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53
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Raimund Renkert <raimund.renkert@intevation.de>
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54 if (overview != null) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents:
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55 if (debug) {
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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56 log.debug("Store overview in cache.");
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Raimund Renkert <raimund.renkert@intevation.de>
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57 }
43e42315ce22 Added service for an overview chart of measuring points in sq relation.
Raimund Renkert <raimund.renkert@intevation.de>
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58 cache.put(new Element(key, overview));
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59 }
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60
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61 return overview;
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62 }
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63
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64 public static SQOverview getUncached(String river) {
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65 SQOverview overview = new SQOverview(river);
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66
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67 Session session = SedDBSessionHolder.HOLDER.get();
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68
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69 return overview.load(session) ? overview : null;
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70 }
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71 }
3287
30f157c7e466 SQ: Filter out meassures which don't have a 'Siebsatz'
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3274
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72 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org