Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/ChartArtifact.java @ 3395:2a8919e0ed28

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Cosmetics, doc. flys-artifacts/trunk@5025 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Tue, 17 Jul 2012 18:40:25 +0000
parents 2f922be407ea
children b1912514e0f5
rev   line source
2113
d109e7702995 Initial implementation for module 'new chart'.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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1 package de.intevation.flys.artifacts;
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2
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3 import org.apache.log4j.Logger;
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4
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5 import java.util.List;
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6
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7 import org.w3c.dom.Document;
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8 import org.w3c.dom.Element;
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9
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10 import de.intevation.artifacts.Artifact;
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11
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12 import de.intevation.artifacts.ArtifactFactory;
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13 import de.intevation.artifacts.CallMeta;
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14 import de.intevation.artifacts.CallContext;
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15
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16 import de.intevation.artifacts.common.utils.XMLUtils;
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17 import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator;
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18 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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19
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20 import de.intevation.artifactdatabase.ProtocolUtils;
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21 import de.intevation.artifactdatabase.state.Facet;
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22 import de.intevation.artifactdatabase.state.State;
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23 import de.intevation.artifactdatabase.state.StateEngine;
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24 import de.intevation.artifactdatabase.state.Output;
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25
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26 import de.intevation.flys.utils.FLYSUtils;
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27
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28 import de.intevation.flys.artifacts.states.DefaultState;
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29 import de.intevation.flys.artifacts.context.FLYSContext;
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30 import de.intevation.flys.artifacts.resources.Resources;
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31
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32
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33 public class ChartArtifact extends FLYSArtifact {
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34
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35 private static final Logger logger =
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36 Logger.getLogger(ChartArtifact.class);
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37
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38 @Override
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39 public void setup(
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40 String identifier,
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41 ArtifactFactory factory,
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42 Object context,
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43 CallMeta callmeta,
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44 Document data)
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45 {
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46 logger.debug("ChartArtifact.setup");
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47 this.identifier = identifier;
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48 name = "new_chart";
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49
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50 List<State> states = getStates(context);
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51
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52 setCurrentState(states.get(0));
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53 }
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54
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55 @Override
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56 protected void appendBackgroundActivity(
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57 ElementCreator cr,
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58 Element root,
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59 CallContext context
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60 ) {
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61 Element inBackground = cr.create("background-processing");
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62 root.appendChild(inBackground);
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63
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64 cr.addAttr(
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65 inBackground,
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66 "value",
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67 String.valueOf(context.isInBackground()),
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68 true);
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69 }
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70
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71
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72 /**
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73 * Append output mode nodes to a document.
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74 */
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75 @Override
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76 protected void appendOutputModes(
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77 Document doc,
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78 Element outs,
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79 CallContext context,
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80 String uuid)
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81 {
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82 List<String> stateIds = getPreviousStateIds();
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83
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84 XMLUtils.ElementCreator creator = new XMLUtils.ElementCreator(
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85 doc,
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86 ArtifactNamespaceContext.NAMESPACE_URI,
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87 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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88
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89 FLYSContext flysContext = FLYSUtils.getFlysContext(context);
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90 StateEngine engine = (StateEngine) flysContext.get(
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91 FLYSContext.STATE_ENGINE_KEY);
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92
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93 for (String stateId: stateIds) {
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94 logger.debug("Append output modes for state: " + stateId);
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95 DefaultState state = (DefaultState) engine.getState(stateId);
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96
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97 List<Output> list = state.getOutputs();
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98 if (list == null || list.size() == 0) {
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99 logger.debug("-> No output modes for this state.");
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100 continue;
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101 }
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102
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103 List<Facet> fs = facets.get(stateId);
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104
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105 if (fs == null || fs.size() == 0) {
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106 logger.debug("No facets for previous state found.");
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107 continue;
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108 }
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109
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110 logger.debug("Found " + fs.size() + " facets in previous states.");
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111
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112 List<Output> generated = generateOutputs(list, fs);
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113
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114 ProtocolUtils.appendOutputModes(doc, outs, generated);
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115 }
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116
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117 try {
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118 DefaultState cur = (DefaultState) getCurrentState(context);
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119 List<Output> list = cur.getOutputs();
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120 if (list != null && list.size() > 0) {
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121 logger.debug(
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122 "Append output modes for current state: " + cur.getID());
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123
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124 List<Facet> fs = facets.get(cur.getID());
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125
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126 if (fs != null && fs.size() > 0) {
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127 List<Output> generated = generateOutputs(list, fs);
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128
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129 logger.debug("Found " + fs.size() + " current facets.");
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130 if (!generated.isEmpty()) {
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131 ProtocolUtils.appendOutputModes(
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132 doc, outs, generated);
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133 }
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134 }
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135 else {
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136 logger.debug("No facets found for the current state.");
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137 }
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138 }
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139 }
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140 catch (IllegalArgumentException iae) {
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141 // state is not valid, so we do not append its outputs.
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142 }
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143 }
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144
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145 public static class ChartState extends DefaultState {
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146
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147 public static final String FIELD_MODE = "chart_type";
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148
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149 public static final String DURATION_CURVE =
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150 "chart.new.durationcurve";
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151
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152 public static final String COMPUTED_DISCHARGE_CURVE =
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153 "chart.new.computeddischargecurve";
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154
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155 public static final String DISCHARGE_LONGITUDINAL_CURVE =
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156 "chart.new.longitudinal_section";
2113
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157
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158 public static final String W_DIFFERENCES =
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159 "chart.new.w_differences";
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160
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161 public static final String WATERLEVEL =
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162 "chart.new.crosssection";
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163
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164 public static final String[] CHARTS = {
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165 COMPUTED_DISCHARGE_CURVE,
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166 DURATION_CURVE,
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167 DISCHARGE_LONGITUDINAL_CURVE,
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168 W_DIFFERENCES,
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169 WATERLEVEL };
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170
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171
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172
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173 @Override
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174 public Object computeAdvance(
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175 FLYSArtifact artifact,
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176 String hash,
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177 CallContext context,
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178 List<Facet> facets,
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179 Object old)
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180 {
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181 logger.debug("ChartState.computeAdvance");
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182
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183
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184 return null;
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185 }
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186
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187
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188 @Override
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189 protected Element[] createItems(
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190 XMLUtils.ElementCreator cr,
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191 Artifact artifact,
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192 String name,
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193 CallContext context)
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194 {
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195 CallMeta meta = context.getMeta();
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196 Element[] charts = new Element[CHARTS.length];
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197
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198 int i = 0;
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199
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200 for (String chart: CHARTS) {
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201 charts[i++] = createItem(
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202 cr, new String[] {
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203 Resources.getMsg(meta, chart, chart),
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204 chart
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205 });
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206 }
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207
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208 return charts;
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209 }
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210 }
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211 }
3083
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212 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org