Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/RiverAxisState.java @ 1817:595c404523a6

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Rewritten CrossSectionApp to be useful as test bed for 'Raum/Flaeche' operations. flys-artifacts/trunk@3146 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 03 Nov 2011 09:47:52 +0000
parents 5364b86a0880
children
rev   line source
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796c54058dc4 Added artifacts/states for WMS background an river axis and a configuration for the output-defaults.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.flys.artifacts.states;
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2
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3 import java.util.List;
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4
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5 import org.apache.log4j.Logger;
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6
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7 import de.intevation.artifacts.CallContext;
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8 import de.intevation.artifacts.CallMeta;
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9
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10 import de.intevation.artifactdatabase.state.Facet;
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11
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12 import de.intevation.flys.artifacts.FLYSArtifact;
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13 import de.intevation.flys.artifacts.context.FLYSContext;
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14 import de.intevation.flys.artifacts.model.WMSDBLayerFacet;
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15 import de.intevation.flys.artifacts.resources.Resources;
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16 import de.intevation.flys.artifacts.states.DefaultState.ComputeType;
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17 import de.intevation.flys.utils.FLYSUtils;
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eeebf8514c7f The boundary (extent) for the river axis is determined based on its geometry - this extent is written into the wms facet.
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18 import de.intevation.flys.utils.GeometryUtils;
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19
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20
796c54058dc4 Added artifacts/states for WMS background an river axis and a configuration for the output-defaults.
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21 public class RiverAxisState extends OutputState {
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22
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23 public static final String I18N_DESCRIPTION = "floodmap.riveraxis";
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24
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25
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26 private static final Logger logger = Logger.getLogger(RiverAxisState.class);
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27
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28
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29 @Override
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30 public Object computeInit(
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31 FLYSArtifact artifact,
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32 String hash,
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33 Object context,
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34 CallMeta meta,
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35 List<Facet> facets
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36 ) {
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37 logger.debug("RiverAxisState.computeInit()");
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38
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39 FLYSContext flysContext = null;
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40
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41 if (context instanceof FLYSContext) {
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42 flysContext = (FLYSContext) context;
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43 }
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44 else {
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45 flysContext = (FLYSContext) ((CallContext) context).globalContext();
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46 }
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47
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48 String river = artifact.getDataAsString("river");
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49
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50 if(river == null || river.length() == 0) {
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51 logger.warn("No river found in the current parameterization.");
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52 return null;
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53 }
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parents: 954
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54
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49ad801076e4 Enabled the MapGenerator to create WMS layers with database datastore - riveraxis is the first layer that is no longer fetched from static WMS service but from user specific one.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1774
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55 String url = FLYSUtils.getUserWMSUrl(artifact.identifier());
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56
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57 WMSDBLayerFacet facet = new WMSDBLayerFacet(
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58 0,
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59 FLOODMAP_RIVERAXIS,
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60 Resources.getMsg(meta, I18N_DESCRIPTION, I18N_DESCRIPTION),
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61 ComputeType.INIT,
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62 getID(), hash,
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63 url);
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64
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49ad801076e4 Enabled the MapGenerator to create WMS layers with database datastore - riveraxis is the first layer that is no longer fetched from static WMS service but from user specific one.
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65 String name = artifact.identifier() + "-" + FLOODMAP_RIVERAXIS;
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parents: 1774
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66
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67 facet.addLayer(name);
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68 facet.setExtent(GeometryUtils.getRiverBoundary(river));
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69 facet.setSrid(FLYSUtils.getRiverSrid(artifact));
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70 facet.setData("geom FROM river_axes USING UNIQUE id USING SRID 31466");
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71 facet.setFilter("river_id=1");
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72 facet.setGeometryType("LINE");
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73
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74 facets.add(facet);
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75
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76 return null;
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77 }
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78 }
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79 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org