Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/BlackboardDataFacet.java @ 2081:aa9cc91c8193

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#444 Take care on NullPointerExceptions in getWQMode. Take 'false' as default value if no 'wq_free' item is existing. flys-artifacts/trunk@3597 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 05 Jan 2012 14:15:07 +0000
parents 2bb160b2768e
children bb0dede9294f
rev   line source
2024
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
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1 package de.intevation.flys.artifacts.model;
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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2
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3 import java.util.ArrayList;
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4 import java.util.List;
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5
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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6 import de.intevation.artifacts.Artifact;
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7 import de.intevation.artifacts.CallContext;
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8
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
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9 import de.intevation.artifactdatabase.state.DefaultFacet;
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
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10
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
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11
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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12 /**
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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13 * Facet that writes artifact-uui and facet index on the blackboard,
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
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14 * delivers data if asked so.
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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15 */
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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16 public class BlackboardDataFacet extends DefaultFacet {
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
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17
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18 public BlackboardDataFacet() {}
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19
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20 /** Do not instantiate a BlackboardDataFacet, subclass it instead. */
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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21 public BlackboardDataFacet(int idx, String name, String description) {
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22 super(idx, name, description);
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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23 }
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24
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
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25
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26 /** Hey, We can ArtifactUUID+FacetIndex (i.e. getData)! */
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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27 public List getDataProviderKeys(Artifact art) {
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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28 List list = new ArrayList();
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29 list.add(art.identifier() + getIndex());
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30 return list;
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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31 }
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32
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
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33
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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34 /**
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35 * Can provide whatever getData returns.
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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36 * @param key will respond on uuid+index
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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37 * @param param ignored
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38 * @param context ignored
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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39 * @return whatever getData delivers.
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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40 */
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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41 public Object provideBlackboardData(Artifact artifact,
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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42 Object key,
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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43 Object param,
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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44 CallContext context
2bb160b2768e New facet, will ease converting other facets to be able to contribute to area computations.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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45 ) {
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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46 if (key.equals(artifact.identifier() + getIndex())) {
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
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47 return getData(artifact, context);
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48 }
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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49 else {
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50 return null;
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51 }
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52 }
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53
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54 }
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55 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org