Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/ComputationRangeState.java @ 2740:64dc2997b2dd

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Refactor static xpath, other artifacts will come in a later commit. flys-artifacts/trunk@4474 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Wed, 23 May 2012 10:04:11 +0000
parents 0ca00d547f35
children 8e66293c5369
rev   line source
921
610d0e0f4f85 #159 Modifications in the transition model to support a state with a kilometer range input only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.flys.artifacts.states;
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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 org.w3c.dom.Element;
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6
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7 import de.intevation.artifacts.Artifact;
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8 import de.intevation.artifacts.CallContext;
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9
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10 import de.intevation.artifacts.common.utils.XMLUtils;
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11
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12 import de.intevation.artifactdatabase.ProtocolUtils;
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13 import de.intevation.artifactdatabase.data.StateData;
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14
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15 import de.intevation.flys.artifacts.FLYSArtifact;
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17 import de.intevation.flys.artifacts.model.FacetTypes;
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18 import de.intevation.flys.artifacts.resources.Resources;
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19
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ee5310134463 Cosmetics/care/refac.
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20 import de.intevation.flys.utils.FLYSUtils;
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23 /**
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24 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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25 */
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26 public class ComputationRangeState
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27 extends RangeState
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28 implements FacetTypes
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29 {
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30 private static Logger logger =
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31 Logger.getLogger(ComputationRangeState.class);
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32
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33 /** The name of the 'from' field. */
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34 public static final String FROM = "ld_from";
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35
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36 /** The name of the 'to' field. */
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37 public static final String TO = "ld_to";
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38
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39 /** The name of the 'step' field. */
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40 public static final String STEP = "ld_step";
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41
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42 /** The default step width. */
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43 public static final int DEFAULT_STEP = 100;
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44
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45
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46 public ComputationRangeState() {
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47 }
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48
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49
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50 @Override
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51 protected Element createData(
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52 XMLUtils.ElementCreator cr,
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53 Artifact artifact,
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54 StateData data,
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55 CallContext context)
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56 {
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57 Element select = ProtocolUtils.createArtNode(
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58 cr, "select", null, null);
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59
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60 cr.addAttr(select, "name", data.getName(), true);
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61
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62 Element label = ProtocolUtils.createArtNode(
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63 cr, "label", null, null);
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64
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65 Element choices = ProtocolUtils.createArtNode(
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66 cr, "choices", null, null);
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67
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68 label.setTextContent(Resources.getMsg(
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69 context.getMeta(),
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70 data.getName(),
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71 data.getName()));
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72
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73 select.appendChild(label);
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74
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75 return select;
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76 }
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78
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79 @Override
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80 protected Element[] createItems(
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81 XMLUtils.ElementCreator cr,
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82 Artifact artifact,
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83 String name,
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84 CallContext context)
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85 {
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86 double[] minmax = getMinMax(artifact);
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87
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88 double minVal = Double.MIN_VALUE;
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89 double maxVal = Double.MAX_VALUE;
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90
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91 if (minmax != null) {
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92 minVal = minmax[0];
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93 maxVal = minmax[1];
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94 }
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95 else {
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96 logger.warn("Could not read min/max distance values!");
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97 }
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98
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99 if (name.equals("ld_from")) {
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100 Element min = createItem(
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101 cr,
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102 new String[] {"min", new Double(minVal).toString()});
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103
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104 return new Element[] { min };
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105 }
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106 else if (name.equals("ld_to")) {
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107 Element max = createItem(
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108 cr,
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109 new String[] {"max", new Double(maxVal).toString()});
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110
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111 return new Element[] { max };
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112 }
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113 else {
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114 Element step = createItem(
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115 cr,
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116 new String[] {"step", String.valueOf(getDefaultStep())});
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117 return new Element[] { step };
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118 }
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119
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120 }
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121
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122
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123 protected Element createItem(XMLUtils.ElementCreator cr, Object obj) {
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124 Element item = ProtocolUtils.createArtNode(cr, "item", null, null);
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125 Element label = ProtocolUtils.createArtNode(cr, "label", null, null);
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126 Element value = ProtocolUtils.createArtNode(cr, "value", null, null);
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127
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128 String[] arr = (String[]) obj;
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129
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130 label.setTextContent(arr[0]);
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131 value.setTextContent(arr[1]);
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132
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133 item.appendChild(label);
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134 item.appendChild(value);
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135
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136 return item;
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137 }
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138
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139
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140 @Override
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141 protected double[] getMinMax(Artifact artifact) {
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142 FLYSArtifact flysArtifact = (FLYSArtifact) artifact;
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143 return FLYSUtils.getRiverMinMax(flysArtifact);
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144 }
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145
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146
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147 protected double getDefaultStep() {
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148 return DEFAULT_STEP;
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149 }
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150
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151
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152 @Override
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153 protected String getLowerField() {
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154 return FROM;
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155 }
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156
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157
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158 @Override
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159 protected String getUpperField() {
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160 return TO;
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161 }
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162
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163
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164 @Override
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165 protected String getStepField() {
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166 return STEP;
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167 }
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168 }
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169 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org