Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/WaterlevelPairSelectState.java @ 1710:055f32a5388a

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Improved the mapfile templates to create nicer GetLegendGraphic images. flys-artifacts/trunk@2970 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 14 Oct 2011 11:13:04 +0000
parents 2b9f0ca1449b
children d26911cac2e4
rev   line source
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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 org.w3c.dom.Element;
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8
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9 import de.intevation.artifacts.Artifact;
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10 import de.intevation.artifacts.CallContext;
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11
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12 import de.intevation.artifactdatabase.ProtocolUtils;
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13 import de.intevation.artifactdatabase.state.Facet;
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14
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15 import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator;
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16
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17 import de.intevation.flys.artifacts.FLYSArtifact;
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18 import de.intevation.flys.artifacts.model.CalculationResult;
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19 import de.intevation.flys.artifacts.model.FacetTypes;
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20 import de.intevation.flys.artifacts.model.WQKms;
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21 import de.intevation.flys.artifacts.resources.Resources;
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22
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23 import de.intevation.flys.utils.FLYSUtils;
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24 import de.intevation.flys.utils.StringUtil;
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25
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26
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27 public class WaterlevelPairSelectState
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28 extends DefaultState
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29 implements FacetTypes
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30 {
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31 /** The logger that is used in this state. */
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32 private static Logger logger = Logger.getLogger(
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33 WaterlevelPairSelectState.class);
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34
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35
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36 // TODO fix (state.winfo.waterlevel)
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37 // own id is state.winfo.waterlevel_pair_select
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38 public static final String WINFO_WDIFFERENCES_STATE_ID
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39 = "state.winfo.w_differences";
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40
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41 public WaterlevelPairSelectState() {
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42 }
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43
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44
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45 /** Specify to display a datacage_twin_panel. */
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46 @Override
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47 protected String getUIProvider() {
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48 return "datacage_twin_panel";
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49 }
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50
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51
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52 @Override
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53 public Object computeAdvance(
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54 FLYSArtifact artifact,
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55 String hash,
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56 CallContext context,
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57 List<Facet> facets,
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58 Object old
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59 ) {
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60 //Get data and do stuff, do not calculate
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61 return old;
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62 }
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63
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64
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65
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66 /**
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67 * Create elements for document (prepopulated with data, if any).
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68 */
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69 @Override
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70 protected Element[] createItems(
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71 ElementCreator cr,
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72 Artifact artifact,
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73 String name,
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74 CallContext context)
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75 {
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76 logger.debug("createItems: " + name);
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77 if (name.equals("diffids")) {
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78 Element item = ProtocolUtils.createArtNode(cr, "item", null, null);
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79 Element label = ProtocolUtils.createArtNode(cr, "label", null, null);
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80 Element value = ProtocolUtils.createArtNode(cr, "value", null, null);
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81 FLYSArtifact flys = (FLYSArtifact) artifact;
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82 String s = flys.getDataAsString("diffids");
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83 value.setTextContent(s);
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84 item.appendChild(label);
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85 item.appendChild(value);
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86 return new Element[] { item };
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87 }
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88 return new Element[] {};
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89 }
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90
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91
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92 /**
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93 * Creats the data element used for the static part of DESCRIBE document.
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94 */
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95 @Override
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96 protected Element createStaticData(
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97 ElementCreator creator,
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98 CallContext cc,
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99 String name,
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100 String value,
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101 String type
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102 ) {
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103 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 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 String[] labels = getLabels(cc, value);
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111 Object[] obj = new Object[] { labels[0] };
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112
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113 // TODO own i18n
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114 String attrValue = Resources.getMsg(
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115 cc.getMeta(), "wsp.selected.string", "wsp.selected.string", obj);
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116 //I18N_STATIC_KEY, I18N_STATIC_KEY, obj);
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117
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118 creator.addAttr(itemElement, "label", attrValue, true);
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119 dataElement.appendChild(itemElement);
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120
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121 return dataElement;
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122 }
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123
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124
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125 // TODO merge implementations with WaterlevelSelectState
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126 /**
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127 * Get name to display for selected watelerlevels (for example "Q=123")
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128 * from the CalculationResult.
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129 */
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130 public static String[] getLabels(CallContext cc, String value) {
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131 String[] recommendations = value.split("#");
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132 String displayString = "";
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133
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134 // Walk over all selected recommendations and create label
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135 // like "W (Q=1) - W (Q=2)".
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136 for (int i = 0; i < recommendations.length; i+=2) {
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137 String[] minuendParts = StringUtil
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138 .unbracket(recommendations[i+0])
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139 .split(";");
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140 String[] subtrahendParts = StringUtil
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141 .unbracket(recommendations[i+1])
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142 .split(";");
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143
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144 FLYSArtifact artifact1 = FLYSUtils.getArtifact(minuendParts[0], cc);
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145
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146 CalculationResult rawData1 = (CalculationResult) artifact1.compute(
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147 cc,
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148 null,
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149 "state.winfo.waterlevel",
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150 ComputeType.ADVANCE,
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151 false);
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152 WQKms[] wqkms1 = (WQKms[]) rawData1.getData();
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153
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154 int idx1 = -1;
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155 try {
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156 idx1 = Integer.parseInt(minuendParts[2]);
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157 }
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158 catch (NumberFormatException nfe) { /* do nothing */ }
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159
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160 FLYSArtifact artifact2 = FLYSUtils.getArtifact(subtrahendParts[0], cc);
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161
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162 CalculationResult rawData2 = (CalculationResult) artifact2.compute(
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163 cc,
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164 null,
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165 "state.winfo.waterlevel",
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166 ComputeType.ADVANCE,
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167 false);
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168 WQKms[] wqkms2 = (WQKms[]) rawData2.getData();
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169
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170 int idx2 = -1;
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171 try {
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172 idx2 = Integer.parseInt(subtrahendParts[2]);
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173 }
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174 catch (NumberFormatException nfe) { /* do nothing */ }
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175
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176 displayString += "(" + StringUtil.wWrap(wqkms1[idx1].getName())
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177 + " - " + StringUtil.wWrap(wqkms2[idx2].getName()) + ")";
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178 }
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179
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180 return new String[] { displayString };
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181 }
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182
1173
2490d6ef394e Extended WDifferences bracnh of WINFO to have calculation in dedicated,
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183 }
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184 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org