Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/SQOverviewFactory.java @ 5560:ccda0a49a97f
Order Fixations by their description
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Thu, 04 Apr 2013 16:07:02 +0200 |
parents | ec9aab93f292 |
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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.
Raimund Renkert <raimund.renkert@intevation.de>
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2 |
43e42315ce22
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3 import de.intevation.flys.artifacts.cache.CacheFactory; |
43e42315ce22
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4 |
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5 import de.intevation.flys.backend.SedDBSessionHolder; |
43e42315ce22
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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
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10 import org.apache.log4j.Logger; |
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11 |
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12 import org.hibernate.Session; |
43e42315ce22
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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 { |
3289
ec9aab93f292
SQ: First peek into fetching relevant data from SedDB
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3287
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15 |
ec9aab93f292
SQ: First peek into fetching relevant data from SedDB
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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3287
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16 private static Logger log = Logger.getLogger(SQOverviewFactory.class); |
3274
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
parents:
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17 |
43e42315ce22
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18 public static final String CACHE_NAME = "sq-overviews"; |
43e42315ce22
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19 |
43e42315ce22
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20 private SQOverviewFactory() { |
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21 } |
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22 |
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23 |
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24 public static SQOverview getOverview(String river) { |
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25 |
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26 boolean debug = log.isDebugEnabled(); |
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27 |
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28 if (debug) { |
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29 log.debug( |
43e42315ce22
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30 "Looking for sq overview for river '" + river + "'"); |
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31 } |
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32 |
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33 Cache cache = CacheFactory.getCache(CACHE_NAME); |
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34 |
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35 if (cache == null) { |
43e42315ce22
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36 if (debug) { |
43e42315ce22
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37 log.debug("Cache not configured."); |
43e42315ce22
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38 } |
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39 return getUncached(river); |
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40 } |
43e42315ce22
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41 |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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42 String key = "sq-over-" + river; |
43e42315ce22
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43 |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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44 Element element = cache.get(key); |
43e42315ce22
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45 |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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46 if (element != null) { |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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47 if (debug) { |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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48 log.debug("Overview found in cache"); |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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49 } |
43e42315ce22
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50 return (SQOverview)element.getValue(); |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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51 } |
43e42315ce22
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52 |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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53 SQOverview overview = getUncached(river); |
43e42315ce22
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54 |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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55 if (overview != null) { |
43e42315ce22
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parents:
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56 if (debug) { |
43e42315ce22
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57 log.debug("Store overview in cache."); |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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58 } |
43e42315ce22
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59 cache.put(new Element(key, overview)); |
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60 } |
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61 |
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62 return overview; |
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63 } |
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64 |
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65 public static SQOverview getUncached(String river) { |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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66 SQOverview overview = new SQOverview(river); |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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67 |
43e42315ce22
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68 Session session = SedDBSessionHolder.HOLDER.get(); |
43e42315ce22
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Raimund Renkert <raimund.renkert@intevation.de>
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69 |
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70 return overview.load(session) ? overview : null; |
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Raimund Renkert <raimund.renkert@intevation.de>
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71 } |
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72 } |
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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73 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |