Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/CrossSectionArtifact.java @ 7471:fff862f4ef76

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Experimental caching of datacage recommendations. The respective hook is called a lot and running the datacage over and over again when loading data can be expensive. So the generated recommendations are cached for some time. Hopefully this improves the overall speed of loading data from the datacage.
author Sascha L. Teichmann <teichmann@intevation.de>
date Wed, 30 Oct 2013 15:26:21 +0100
parents 332d2dfa783f
children 8d5ca5175038
rev   line source
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Sascha L. Teichmann <teichmann@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.artifacts;
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10
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11 import java.util.ArrayList;
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12 import java.util.List;
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13 import java.util.NavigableMap;
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14
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15 import org.apache.log4j.Logger;
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16
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17 import org.w3c.dom.Document;
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18
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19 import org.dive4elements.artifacts.Artifact;
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20 import org.dive4elements.artifacts.ArtifactFactory;
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21 import org.dive4elements.artifacts.CallMeta;
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22
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23 import org.dive4elements.river.artifacts.access.RangeAccess;
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24 import org.dive4elements.river.artifacts.model.CrossSectionFacet;
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25 import org.dive4elements.river.artifacts.model.FastCrossSectionLineFactory;
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26
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27 import org.dive4elements.river.model.FastCrossSectionLine;
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28
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29 import org.dive4elements.river.model.CrossSection;
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30 import org.dive4elements.river.model.CrossSectionLine;
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31 import org.dive4elements.river.artifacts.model.CrossSectionFactory;
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32
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33 import org.dive4elements.river.artifacts.states.StaticState;
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34
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35 import org.dive4elements.artifactdatabase.state.Facet;
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36 import org.dive4elements.artifactdatabase.state.FacetActivity;
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37 import org.dive4elements.artifactdatabase.state.State;
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38
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39 import org.dive4elements.river.artifacts.services.CrossSectionKMService;
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40
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41
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42 /**
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43 * Artifact describing a cross-section.
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44 */
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45 public class CrossSectionArtifact extends StaticD4EArtifact {
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46
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47 /** Name of Artifact. */
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48 public static final String CS_ARTIFACT_NAME = "cross_section";
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49
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50 /** Name of state. */
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51 public static final String STATIC_STATE_NAME = "state.cross_section";
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52
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53 /** Name of data item keeping the position. */
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54 public static final String DATA_KM = "cross_section.km";
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55
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56 /** Name of data item keeping the 'parents' km. */
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57 public static final String PARENT_KM = "cross_section.parent.km";
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58
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59 /** Name of data item keeping the database id of this c.s.. */
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60 public static final String DATA_DBID = "cross_section.dbid";
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61
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62 /** Name of data item flagging whether we think that we are master. */
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63 public static final String DATA_IS_MASTER = "cross_section.master?";
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64
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65 /** Name of data item flagging whether we are the newest. */
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66 public static final String DATA_IS_NEWEST = "cross_section.newest?";
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67
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68 /** Name of data item storing the previous possible km. */
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69 public static final String DATA_PREV_KM = "cross_section.km.previous";
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70
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71 /** Name of data item storing the next possible km. */
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72 public static final String DATA_NEXT_KM = "cross_section.km.next";
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73
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74 /** Own logger. */
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75 private static final Logger logger =
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76 Logger.getLogger(CrossSectionArtifact.class);
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77
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78 static {
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79 // TODO: Move to configuration.
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80 FacetActivity.Registry.getInstance().register(
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81 CS_ARTIFACT_NAME,
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82 new FacetActivity() {
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83 @Override
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84 public Boolean isInitialActive(
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85 Artifact artifact,
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86 Facet facet,
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87 String outputName
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88 ) {
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89 if (artifact instanceof D4EArtifact) {
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90 D4EArtifact flys = (D4EArtifact)artifact;
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91 String data = flys.getDataAsString(DATA_IS_NEWEST);
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92 return data != null && data.equals("1");
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93 }
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94 return null;
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95 }
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96 });
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97 }
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98
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99 /** Return given name. */
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100 @Override
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101 public String getName() {
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102 return CS_ARTIFACT_NAME;
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103 }
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104
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105
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106 /** Store ids, create a CrossSectionFacet. */
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107 @Override
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108 public void setup(
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109 String identifier,
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110 ArtifactFactory factory,
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111 Object context,
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112 CallMeta callMeta,
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113 Document data)
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114 {
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115 logger.info("CrossSectionArtifact.setup");
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116
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117 super.setup(identifier, factory, context, callMeta, data);
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118
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119 String ids = getDatacageIDValue(data);
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120
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121 if (ids != null && ids.length() > 0) {
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122 addStringData(DATA_DBID, ids);
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123 logger.debug("CrossSectionArtifacts db-id: " + ids);
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124 }
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125 else {
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126 throw new IllegalArgumentException("No attribute 'ids' found!");
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127 }
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128
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129 List<Facet> fs = new ArrayList<Facet>();
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130 CrossSection cs = CrossSectionFactory.getCrossSection(
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131 Integer.parseInt(ids));
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diff changeset
132
f021080cb409 Use improved caching for cross section lines data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2040
diff changeset
133 List<CrossSectionLine> csls = cs.getLines();
f021080cb409 Use improved caching for cross section lines data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2040
diff changeset
134 if (!csls.isEmpty()) {
f021080cb409 Use improved caching for cross section lines data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2040
diff changeset
135 CrossSectionLine csl = csls.get(0);
f021080cb409 Use improved caching for cross section lines data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2040
diff changeset
136 // Find min-km of cross sections,
f021080cb409 Use improved caching for cross section lines data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2040
diff changeset
137 // then set DATA_KM to min(DATA_KM, minCross).
6936
332d2dfa783f issue1460: prevent NPEs when backstepping and changing Q values for WINFO
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6574
diff changeset
138 String dataKmValue = getDataAsString(DATA_KM);
332d2dfa783f issue1460: prevent NPEs when backstepping and changing Q values for WINFO
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6574
diff changeset
139 double dataKm = (dataKmValue != null) ? Double.valueOf(dataKmValue) : Double.MIN_VALUE;
3272
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
140 if (dataKm < csl.getKm().doubleValue()) {
2036
c03aeb0cf46b Initialize km of cross-section artifact to a better value (not all cases covered, yet).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1985
diff changeset
141 addStringData(DATA_KM, csl.getKm().toString());
c03aeb0cf46b Initialize km of cross-section artifact to a better value (not all cases covered, yet).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1985
diff changeset
142 }
c03aeb0cf46b Initialize km of cross-section artifact to a better value (not all cases covered, yet).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1985
diff changeset
143 }
1971
741d2067cfe1 Given CrossSections a name, let crosssection facets survive.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1967
diff changeset
144 fs.add(new CrossSectionFacet(0, cs.getDescription()));
1964
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
145
3272
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
146 // Find out if we are newest and become master if so.
6539
4c463ca9b36e issue1157: Make a better choice for master and active CrossSection.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6537
diff changeset
147 boolean isNewest = cs.shouldBeMaster(getParentKm());
2040
cd9bcdcf6597 Make only newest CrossSection intially active in diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2037
diff changeset
148 String newString = (isNewest) ? "1" : "0";
cd9bcdcf6597 Make only newest CrossSection intially active in diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2037
diff changeset
149 addStringData(DATA_IS_NEWEST, newString);
cd9bcdcf6597 Make only newest CrossSection intially active in diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2037
diff changeset
150 addStringData(DATA_IS_MASTER, newString);
cd9bcdcf6597 Make only newest CrossSection intially active in diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2037
diff changeset
151
1964
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
152 if (!fs.isEmpty()) {
4497
a2735a4bf75e Change facets member variable to private
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3558
diff changeset
153 addFacets(getCurrentStateId(), fs);
1964
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
154 }
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
155 }
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
156
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
157
2036
c03aeb0cf46b Initialize km of cross-section artifact to a better value (not all cases covered, yet).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1985
diff changeset
158 /** Copy km where master-artifact "starts". */
1964
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
159 @Override
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
160 protected void initialize(
6574
4930ea445bdd Docs, cosmetics.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6539
diff changeset
161 Artifact master,
1964
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
162 Object context,
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
163 CallMeta callMeta)
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
164 {
6574
4930ea445bdd Docs, cosmetics.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6539
diff changeset
165 D4EArtifact masterArtifact = (D4EArtifact) master;
4857
c7133c1f8ede CrossSectionArtifact, Calculation4Access: Updated to use RangeAccess instead of FLYSUtils.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 4497
diff changeset
166
6574
4930ea445bdd Docs, cosmetics.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6539
diff changeset
167 RangeAccess rangeAccess = new RangeAccess(masterArtifact);
4857
c7133c1f8ede CrossSectionArtifact, Calculation4Access: Updated to use RangeAccess instead of FLYSUtils.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 4497
diff changeset
168 double[] range = rangeAccess.getKmRange();
2037
986820795c3b Better initialize cross_section.km of cross-section-artifacts.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2036
diff changeset
169 if (range != null && range.length > 0) {
6539
4c463ca9b36e issue1157: Make a better choice for master and active CrossSection.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6537
diff changeset
170 this.addStringData(DATA_KM, Double.toString(range[0]));
4c463ca9b36e issue1157: Make a better choice for master and active CrossSection.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6537
diff changeset
171 this.addStringData(PARENT_KM, Double.toString(range[0]));
2037
986820795c3b Better initialize cross_section.km of cross-section-artifacts.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2036
diff changeset
172 }
1964
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
173 }
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
174
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
175
3284
d9af29a4bb85 Various cosmetic doc fixes.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3272
diff changeset
176 /** Returns next possible km for a cross-section. */
3272
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
177 public Double getNextKm() {
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
178 return getDataAsDouble(DATA_NEXT_KM);
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
179 }
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
180
3284
d9af29a4bb85 Various cosmetic doc fixes.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3272
diff changeset
181
d9af29a4bb85 Various cosmetic doc fixes.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3272
diff changeset
182 /** Returns previous possible km for a cross-section. */
3272
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
183 public Double getPrevKm() {
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
184 return getDataAsDouble(DATA_PREV_KM);
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
185 }
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
186
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
187
1964
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
188 /**
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
189 * Create and return a new StaticState with charting output.
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
190 */
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
191 @Override
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
192 public State getCurrentState(Object cc) {
4497
a2735a4bf75e Change facets member variable to private
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3558
diff changeset
193 final List<Facet> fs = getFacets(getCurrentStateId());
1964
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
194
1971
741d2067cfe1 Given CrossSections a name, let crosssection facets survive.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1967
diff changeset
195 StaticState state = new StaticState(STATIC_STATE_NAME) {
1982
8afd6a9bb244 Cosmetics.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1973
diff changeset
196 @Override
1971
741d2067cfe1 Given CrossSections a name, let crosssection facets survive.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1967
diff changeset
197 public Object staticCompute(List<Facet> facets) {
741d2067cfe1 Given CrossSections a name, let crosssection facets survive.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1967
diff changeset
198 if (facets != null) {
741d2067cfe1 Given CrossSections a name, let crosssection facets survive.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1967
diff changeset
199 facets.addAll(fs);
741d2067cfe1 Given CrossSections a name, let crosssection facets survive.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1967
diff changeset
200 }
741d2067cfe1 Given CrossSections a name, let crosssection facets survive.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1967
diff changeset
201 return null;
741d2067cfe1 Given CrossSections a name, let crosssection facets survive.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1967
diff changeset
202 }
741d2067cfe1 Given CrossSections a name, let crosssection facets survive.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1967
diff changeset
203 };
1964
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
204
1967
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
205 state.addDefaultChartOutput("cross_section", fs);
1964
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
206
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
207 return state;
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
208 }
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
209
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
210
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
211 /**
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
212 * Get a list containing the one and only State.
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
213 * @param context ignored.
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
214 * @return list with one and only state.
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
215 */
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
216 @Override
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
217 protected List<State> getStates(Object context) {
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
218 ArrayList<State> states = new ArrayList<State>();
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
219 states.add(getCurrentState(context));
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
220
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
221 return states;
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
222 }
1967
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
223
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
224 // TODO all data access needs proper caching.
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
225
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
226 /**
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
227 * Get a DataItem casted to int (0 if fails).
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
228 */
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
229 public int getDataAsIntNull(String dataName) {
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
230 String val = getDataAsString(dataName);
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
231 try {
3405
b0ba96bbf01d Use Integer.parseInt() instead of Integer.valueOf() + Autounboxing.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3284
diff changeset
232 return Integer.parseInt(val);
1967
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
233 }
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
234 catch (NumberFormatException e) {
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
235 logger.warn("Could not get data " + dataName + " as int", e);
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
236 return 0;
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
237 }
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
238 }
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
239
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
240
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
241 /** Returns database-id of cross-section (from data). */
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
242 protected int getDBID() {
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
243 return getDataAsIntNull(DATA_DBID);
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
244 }
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
245
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
246
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
247 /**
6537
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
248 * Return position (km) from parent (initial km), 0 if not found.
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
249 */
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
250 private double getParentKm() {
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
251 String val = getDataAsString(PARENT_KM);
6936
332d2dfa783f issue1460: prevent NPEs when backstepping and changing Q values for WINFO
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6574
diff changeset
252 if (val == null) {
332d2dfa783f issue1460: prevent NPEs when backstepping and changing Q values for WINFO
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6574
diff changeset
253 logger.warn("Empty data: " + PARENT_KM);
332d2dfa783f issue1460: prevent NPEs when backstepping and changing Q values for WINFO
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6574
diff changeset
254 return 0;
332d2dfa783f issue1460: prevent NPEs when backstepping and changing Q values for WINFO
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6574
diff changeset
255 }
6537
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
256 try {
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
257 return Double.valueOf(val);
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
258 }
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
259 catch (NumberFormatException e) {
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
260 logger.warn("Could not get data " + PARENT_KM + " as double", e);
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
261 return 0;
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
262 }
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
263 }
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
264
f2722602936c issue1157: Store parents initial km at CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6101
diff changeset
265 /**
1967
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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266 * Return position (km) from data, 0 if not found.
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267 */
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268 protected double getKm() {
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269 String val = getDataAsString(DATA_KM);
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diff changeset
270 try {
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271 return Double.valueOf(val);
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272 }
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273 catch (NumberFormatException e) {
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diff changeset
274 logger.warn("Could not get data " + DATA_KM + " as double", e);
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275 return 0;
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276 }
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277 }
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278
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279
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280 /** Returns true if artifact is set to be a "master" (other facets will
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281 * refer to this). */
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282 public boolean isMaster() {
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283 return !getDataAsString(DATA_IS_MASTER).equals("0");
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284 }
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285
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286
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287 /**
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288 * Get points of Profile of cross section at given kilometer.
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289 *
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290 * @return an array holding coordinates of points of profile (
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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291 * in the form {{x1, x2} {y1, y2}} ).
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292 */
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293 public double [][] getCrossSectionData() {
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294 logger.info("getCrossSectionData() for cross_section.km "
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295 + getDataAsString(DATA_KM));
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296 FastCrossSectionLine line = searchCrossSectionLine();
1967
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297
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298 return line != null
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299 ? line.fetchCrossSectionProfile()
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300 : null;
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301 }
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302
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303
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304 /**
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305 * Get CrossSectionLine spatially closest to what is specified in the data
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306 * "cross_section.km", null if considered too far.
1967
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307 *
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308 * It also adds DataItems to store the next and previous (numerically)
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309 * values at which cross-section data was recorded.
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310 *
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311 * @return CrossSectionLine closest to "cross_section.km", might be null
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312 * if considered too far.
1967
27bb2e24f7f8 Preparations for better CrossSection diagrams.
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313 */
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314 public FastCrossSectionLine searchCrossSectionLine() {
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315 double TOO_FAR = 1d;
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316 CrossSection crossSection = CrossSectionFactory
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317 .getCrossSection(getDBID());
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318
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319 if (logger.isDebugEnabled()) {
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320 logger.debug("dbid " + getDBID() + " : " + crossSection);
1967
27bb2e24f7f8 Preparations for better CrossSection diagrams.
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321 }
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322
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323 NavigableMap<Double, Integer> kms = CrossSectionKMService
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324 .getKms(crossSection.getId());
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325
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326 Double wishKM = getKm();
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327
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328 Double floor = kms.floorKey(wishKM);
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329 Double ceil = kms.ceilingKey(wishKM);
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330
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331 Double nextKm;
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332 Double prevKm;
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333
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334 double floorD = floor != null
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335 ? Math.abs(floor - wishKM)
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336 : Double.MAX_VALUE;
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337
f021080cb409 Use improved caching for cross section lines data.
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338 double ceilD = ceil != null
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339 ? Math.abs(ceil - wishKM)
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340 : Double.MAX_VALUE;
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diff changeset
341
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342 double km;
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diff changeset
343 if (floorD < ceilD) {
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344 km = floor;
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345 }
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346 else {
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347 km = ceil;
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348 }
2120
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349
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350 // If we are too far from the wished km, return null.
d35e37b6a211 Fix issue620: synchron navigation at impossible km.
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diff changeset
351 if (Math.abs(km - wishKM) > TOO_FAR) {
d35e37b6a211 Fix issue620: synchron navigation at impossible km.
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diff changeset
352 return null;
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diff changeset
353 }
d35e37b6a211 Fix issue620: synchron navigation at impossible km.
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diff changeset
354
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diff changeset
355 // Store next and previous km.
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parents: 2763
diff changeset
356 nextKm = kms.higherKey(km);
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
357 prevKm = kms.lowerKey(km);
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parents: 2763
diff changeset
358
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
359 if (prevKm == null) {
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diff changeset
360 prevKm = -1d;
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diff changeset
361 }
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
362 if (nextKm == null) {
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
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parents: 2763
diff changeset
363 nextKm = -1d;
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parents: 2763
diff changeset
364 }
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
365
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2763
diff changeset
366 addStringData(DATA_PREV_KM, prevKm.toString());
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
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parents: 2763
diff changeset
367 addStringData(DATA_NEXT_KM, nextKm.toString());
31168ac9c7e7 Partial fix for issue694 (heightmarks snap to nearest cross section).
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parents: 2763
diff changeset
368
2120
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diff changeset
369 return FastCrossSectionLineFactory
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diff changeset
370 .getCrossSectionLine(crossSection, km);
1967
27bb2e24f7f8 Preparations for better CrossSection diagrams.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1964
diff changeset
371 }
1964
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
372 }
85e442933e6d New CrossSectionArtifact.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
373 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org