Mercurial > dive4elements > river

comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/CrossSectionFacet.java @ 3318:dbe2f85bf160

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merged flys-artifacts/2.8
author Thomas Arendsen Hein <thomas@intevation.de>
date Fri, 28 Sep 2012 12:14:35 +0200
parents 31168ac9c7e7
children
comparison
equal deleted inserted replaced
2987:98c7a46ec5ae 3318:dbe2f85bf160
1 package de.intevation.flys.artifacts.model;
2
3 import java.util.ArrayList;
4 import java.util.List;
5
6 import org.apache.log4j.Logger;
7
8 import de.intevation.artifacts.Artifact;
9 import de.intevation.artifacts.CallContext;
10
11 import de.intevation.artifactdatabase.state.Facet;
12
13 import de.intevation.flys.artifacts.CrossSectionArtifact;
14
15 import de.intevation.flys.artifacts.states.DefaultState.ComputeType;
16
17
18 /**
19 * Trival Facet for Cross Sections (profiles).
20 */
21 public class CrossSectionFacet
22 extends BlackboardDataFacet
23 implements FacetTypes {
24
25 public static String BLACKBOARD_CS_MASTER_DATA
26 = "crosssection.masterprofile.data";
27
28 public static String BLACKBOARD_CS_PREV_KM
29 = "crosssection.masterprofile.km.prev";
30
31 public static String BLACKBOARD_CS_NEXT_KM
32 = "crosssection.masterprofile.km.next";
33
34
35 private static Logger logger = Logger.getLogger(CrossSectionFacet.class);
36
37 protected ComputeType type;
38
39
40 /** Trivial constructor, set (maybe localized) description. */
41 public CrossSectionFacet(int idx, String description) {
42 super(idx, CROSS_SECTION, description);
43 type = ComputeType.ADVANCE;
44 }
45
46
47 /** Tell world we know about crosssection masters data and its index. */
48 public List getStaticDataProviderKeys(Artifact art) {
49 CrossSectionArtifact artifact = (CrossSectionArtifact) art;
50 List keys = new ArrayList();
51 if (artifact.isMaster()) {
52 keys.add(BLACKBOARD_CS_MASTER_DATA);
53 keys.add(BLACKBOARD_CS_PREV_KM);
54 keys.add(BLACKBOARD_CS_NEXT_KM);
55 }
56 keys.add(artifact.identifier() + getIndex());
57 keys.addAll(super.getStaticDataProviderKeys(art));
58 return keys;
59 }
60
61
62 /**
63 * Can provide the master cross section lines or its index.
64 * @param artifact crosssection-artifact
65 * @param key will respond on BLACKBOARD_CS_MASTER_DATA
66 * @param param ignored
67 * @param context ignored
68 * @return data from artifact (cross section master track).
69 */
70 public Object provideBlackboardData(Artifact artifact,
71 Object key,
72 Object param,
73 CallContext context
74 ) {
75 CrossSectionArtifact crossSection = (CrossSectionArtifact) artifact;
76
77 if (key.equals(BLACKBOARD_CS_MASTER_DATA)) {
78 return crossSection.searchCrossSectionLine();
79 }
80 else if (key.equals(artifact.identifier() + getIndex())) {
81 return getData(artifact, context);
82 }
83 else if (key.equals(BLACKBOARD_CS_NEXT_KM)) {
84 return crossSection.getNextKm();
85 }
86 else if (key.equals(BLACKBOARD_CS_PREV_KM)) {
87 return crossSection.getPrevKm();
88 }
89 else {
90 Object obj = super.provideBlackboardData(artifact, key, param,
91 context);
92 if (obj == null) {
93 logger.warn("Cannot provide data for key: " + key);
94 }
95 return obj;
96 }
97 }
98
99
100 /**
101 * Gets Cross Section (profile).
102 * @param art artifact to get data from.
103 * @param context ignored
104 */
105 public Object getData(Artifact art, CallContext context) {
106 logger.debug("Get data for cross section");
107
108 CrossSectionArtifact artifact = (CrossSectionArtifact)art;
109
110 return artifact.getCrossSectionData();
111 }
112
113
114 /** Do a deep copy. */
115 @Override
116 public Facet deepCopy() {
117 CrossSectionFacet copy = new CrossSectionFacet(this.index, this.description);
118 copy.set(this);
119 return copy;
120 }
121 }
122 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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