Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/state/profile/vertical/VerticalProfileMeshVectorOutputState.java @ 1082:3c0fd3c2fd6b

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Enabled histogram creation for vectorial horizontalprofiles. gnv-artifacts/trunk@1184 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 09 Jun 2010 09:58:38 +0000
parents 6f35dcd81418
children f953c9a559d8
rev   line source
1072
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.gnv.state.profile.vertical;
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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2
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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3 import de.intevation.artifacts.CallContext;
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4
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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5 import de.intevation.gnv.artifacts.cache.CacheFactory;
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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6
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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7 import de.intevation.gnv.geobackend.base.Result;
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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8
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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9 import de.intevation.gnv.utils.VectorDataProcessor;
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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10
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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11 import java.util.Collection;
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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12
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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13 import net.sf.ehcache.Cache;
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14
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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15 import org.apache.log4j.Logger;
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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16
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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17
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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18 /**
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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19 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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20 */
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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21 public class VerticalProfileMeshVectorOutputState
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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22 extends VerticalProfileVectorOutputState
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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23 {
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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24 public static final String[] RESULT_COLUMNS = {
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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25 "YORDINATE", "XORDINATE", "KPOSITION",
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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26 "GROUP1", "GROUP2", "GROUP3",
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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27 "DATAID", "FEATUREID", "MESHID",
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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28 "SERIES"
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29 };
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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30
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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31 private static Logger logger =
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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32 Logger.getLogger(VerticalProfileMeshVectorOutputState.class);
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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33
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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34
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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35 @Override
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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36 protected Object getChartResult(String uuid, CallContext callContext) {
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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37 logger.debug("Fetch chart data for vertical profile with vector data.");
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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38 CacheFactory factory = CacheFactory.getInstance();
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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39
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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40 if (factory.isInitialized()) {
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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41 // we use a cache
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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42 logger.info("Using cache.");
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43 Cache cache = factory.getCache();
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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44 String key = "chart_" + getHash();
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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45
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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46 net.sf.ehcache.Element value = cache.get(key);
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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47 if (value != null) {
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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48 logger.debug("Found element in cache.");
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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49 return value.getObjectValue();
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50 }
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51 else {
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52 logger.debug("Element not in cache, we ask the database");
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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53 Collection<Result> res = (Collection<Result>)getData(queryID);
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54 logger.debug("Got " + res.size() + " elements from db.");
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55
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56 res = VectorDataProcessor.process(res, RESULT_COLUMNS);
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57 cache.put(new net.sf.ehcache.Element(key, res));
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58
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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59 return res;
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60 }
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61 }
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62 else {
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63 // we don't use a cache, so we have to query the database every
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64 // single time
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65 logger.info("Not using a cache.");
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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66 return VectorDataProcessor.process(
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67 getData(queryID), RESULT_COLUMNS);
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68 }
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69 }
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70 }
6f35dcd81418 Added an output state for verticalprofiles with vector charts on meshes.
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71 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org