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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.sinfo.common; |
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10 |
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11 import java.util.List; |
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12 |
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13 import org.apache.log4j.Logger; |
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14 import org.dive4elements.artifactdatabase.ProtocolUtils; |
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15 import org.dive4elements.artifactdatabase.state.Facet; |
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16 import org.dive4elements.artifacts.Artifact; |
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17 import org.dive4elements.artifacts.CallContext; |
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18 import org.dive4elements.artifacts.common.utils.XMLUtils.ElementCreator; |
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19 import org.dive4elements.river.artifacts.D4EArtifact; |
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20 import org.dive4elements.river.artifacts.model.FacetTypes; |
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21 import org.dive4elements.river.artifacts.resources.Resources; |
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22 import org.dive4elements.river.artifacts.states.DefaultState; |
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23 import org.dive4elements.river.artifacts.states.WaterlevelPairSelectState; |
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24 import org.w3c.dom.Element; |
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25 |
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26 /** |
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27 * Copy of {@link WaterlevelPairSelectState}. We must copy instead of crate an abstraction, else we break the |
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28 * serialization of {@link WaterlevelPairSelectState}. |
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29 * State in which the user selects 1 to n pairs of Waterlevels and alikes. |
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30 */ |
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31 public abstract class DatacagePairSelectState extends DefaultState implements FacetTypes { |
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32 |
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33 private static final long serialVersionUID = 1L; |
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34 |
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35 private final boolean minuendSubtrahendUiReversed; |
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36 |
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37 /** The log that is used in this state. */ |
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38 private static Logger log = Logger.getLogger(DatacagePairSelectState.class); |
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39 |
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40 private final String dataId; |
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41 |
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42 private final String uiProvider; |
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43 |
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44 /** |
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45 * Name of the state data this state is responsible for. |
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46 */ |
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47 public DatacagePairSelectState(final String uiProvider, final String dataId, final boolean minuendSubtrahendUiReversed) { |
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48 this.uiProvider = uiProvider; |
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49 this.dataId = dataId; |
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50 this.minuendSubtrahendUiReversed = minuendSubtrahendUiReversed; |
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51 } |
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52 |
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53 /** Specify to display a datacage_twin_panel. */ |
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54 @Override |
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55 protected final String getUIProvider() { |
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56 return this.uiProvider; |
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57 } |
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58 |
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59 /** |
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60 * Overridden to do nothing. |
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61 */ |
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62 @Override |
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63 public final Object computeAdvance(final D4EArtifact artifact, final String hash, final CallContext context, final List<Facet> facets, final Object old) { |
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64 // Get data and do stuff, do not calculate |
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65 return ""; |
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66 } |
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67 |
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68 /** |
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69 * Create elements for document (prepopulated with data, if any). |
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70 * |
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71 * @param artifact |
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72 * D4EArtifact to get data from. |
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73 * @param name |
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74 * DataName, expceted to be dataId given in constructor. |
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75 */ |
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76 @Override |
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77 protected final Element[] createItems(final ElementCreator cr, final Artifact artifact, final String name, final CallContext context) { |
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78 log.debug("createItems: " + name); |
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79 |
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80 if (name.equals(this.dataId)) { |
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81 final Element item = ProtocolUtils.createArtNode(cr, "item", null, null); |
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82 final Element label = ProtocolUtils.createArtNode(cr, "label", null, null); |
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83 final Element value = ProtocolUtils.createArtNode(cr, "value", null, null); |
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84 |
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85 final D4EArtifact flys = (D4EArtifact) artifact; |
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86 |
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87 final String s = flys.getDataAsString(name); |
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88 value.setTextContent(s); |
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89 item.appendChild(label); |
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90 item.appendChild(value); |
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91 return new Element[] { item }; |
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92 } |
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93 |
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94 return new Element[] {}; |
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95 } |
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96 |
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97 /** |
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98 * Creates the data element used for the static part of DESCRIBE document. |
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99 */ |
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100 @Override |
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101 protected final Element createStaticData(final D4EArtifact flys, final ElementCreator creator, final CallContext cc, final String name, final String value, |
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102 final String type) { |
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103 final Element dataElement = creator.create("data"); |
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104 creator.addAttr(dataElement, "name", name, true); |
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105 creator.addAttr(dataElement, "type", type, true); |
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106 |
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107 final Element itemElement = creator.create("item"); |
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108 creator.addAttr(itemElement, "value", value, true); |
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109 |
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110 final String[] labels = WaterlevelPairSelectState.getLabels(cc, value, this.minuendSubtrahendUiReversed); |
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111 final Object[] obj = new Object[] { labels[0] }; |
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112 |
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113 final String attrValue = Resources.getMsg(cc.getMeta(), "wsp.selected.string", "wsp.selected.string", obj); |
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114 |
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115 creator.addAttr(itemElement, "label", attrValue, true); |
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116 dataElement.appendChild(itemElement); |
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117 |
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118 return dataElement; |
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119 } |
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120 } |
