Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/RiverSelect.java @ 4241:49cb65d5932d
Improved the historical discharge calculation.
The calculation now creates new HistoricalWQKms (new subclass of WQKms). Those WQKms are used
to create new facets from (new) type 'HistoricalDischargeCurveFacet'. The chart generator is
improved to support those facets.
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 24 Oct 2012 14:34:35 +0200 |
parents | 8e66293c5369 |
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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 import org.w3c.dom.Node; |
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9 |
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10 import de.intevation.artifacts.Artifact; |
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11 import de.intevation.artifacts.CallContext; |
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12 |
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13 import de.intevation.artifacts.common.utils.XMLUtils; |
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14 |
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15 import de.intevation.artifactdatabase.ProtocolUtils; |
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16 import de.intevation.artifactdatabase.data.StateData; |
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17 |
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18 import de.intevation.flys.model.River; |
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19 |
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ISSUE-62 (part I/II) States are no longer filled with data - if a state needs user input, it needs to query the owner artifact.
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20 import de.intevation.flys.artifacts.FLYSArtifact; |
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21 import de.intevation.flys.artifacts.model.RiverFactory; |
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22 import de.intevation.flys.artifacts.resources.Resources; |
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23 |
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24 |
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25 /** |
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26 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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27 */ |
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28 public class RiverSelect extends DefaultState { |
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29 |
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30 /** The logger used in this class. */ |
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31 private static Logger logger = Logger.getLogger(RiverSelect.class); |
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32 |
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33 /** Error message that is thrown if no river was found based on a given |
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34 * name.*/ |
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35 public static final String ERROR_NO_SUCH_RIVER = |
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36 "error_feed_no_such_river"; |
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37 |
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38 /** Error message that is thrown if no river was found based on a given |
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39 * name.*/ |
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40 public static final String ERROR_NO_RIVER_SELECTED = |
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41 "error_feed_no_river_selected"; |
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42 |
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43 |
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44 /** |
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45 * The default constructor that initializes an empty State object. |
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46 */ |
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47 public RiverSelect() { |
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48 } |
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49 |
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50 |
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51 /** |
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52 * Initialize the state based on the state node in the configuration. |
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53 * |
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54 * @param config The state configuration node. |
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55 */ |
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56 public void setup(Node config) { |
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57 super.setup(config); |
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58 } |
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59 |
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60 |
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61 protected Element createData( |
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62 XMLUtils.ElementCreator cr, |
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63 Artifact artifact, |
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64 StateData data, |
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65 CallContext context) |
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66 { |
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67 Element select = ProtocolUtils.createArtNode( |
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68 cr, "select", |
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69 new String[] { "uiprovider" }, |
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70 new String[] { "select_with_map" }); |
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71 cr.addAttr(select, "name", data.getName(), true); |
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72 |
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73 Element label = ProtocolUtils.createArtNode( |
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74 cr, "label", null, null); |
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75 |
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76 |
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77 // XXX: DEAD CODE |
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78 /* |
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79 Element choices = ProtocolUtils.createArtNode( |
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80 cr, "choices", null, null); |
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81 */ |
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82 |
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83 select.appendChild(label); |
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84 |
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85 label.setTextContent(Resources.getMsg( |
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86 context.getMeta(), |
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87 getID(), |
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88 getID())); |
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89 |
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90 return select; |
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91 } |
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92 |
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93 |
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94 @Override |
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95 protected Element[] createItems( |
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96 XMLUtils.ElementCreator cr, |
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97 Artifact artifact, |
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98 String name, |
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99 CallContext context) |
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100 { |
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101 List<River> rivers = RiverFactory.getRivers(); |
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102 Element[] items = new Element[rivers.size()]; |
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103 |
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104 int idx = 0; |
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105 for (River river: rivers) { |
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106 items[idx++] = createRiverItem(cr, river); |
115
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107 } |
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108 |
126
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109 return items; |
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110 } |
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111 |
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112 |
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113 /** |
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114 * This method creates a node that represents a river item. This node |
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115 * contains the label and the value that describe the river. |
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116 * |
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117 * @param cr The ElementCreator. |
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118 * @param river The river. |
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119 * |
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120 * @return the element that contains the information about the river. |
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121 */ |
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122 protected Element createRiverItem(XMLUtils.ElementCreator cr, River river) { |
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123 Element item = ProtocolUtils.createArtNode(cr, "item", null, null); |
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124 Element label = ProtocolUtils.createArtNode(cr, "label", null, null); |
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125 Element value = ProtocolUtils.createArtNode(cr, "value", null, null); |
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126 |
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127 label.setTextContent(river.getName()); |
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128 value.setTextContent(river.getName()); |
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129 |
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130 item.appendChild(label); |
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131 item.appendChild(value); |
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132 |
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133 return item; |
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134 } |
324
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135 |
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136 |
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137 @Override |
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138 public boolean validate(Artifact artifact) |
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139 throws IllegalArgumentException |
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140 { |
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141 logger.debug("RiverSelect.validate"); |
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142 |
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143 FLYSArtifact flys = (FLYSArtifact) artifact; |
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144 |
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145 StateData dRiver = getData(flys, "river"); |
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146 |
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147 if (dRiver == null || dRiver.getValue() == null) { |
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148 throw new IllegalArgumentException(ERROR_NO_RIVER_SELECTED); |
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149 } |
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150 |
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151 River river = RiverFactory.getRiver((String) dRiver.getValue()); |
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152 |
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153 if (river == null) { |
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154 throw new IllegalArgumentException(ERROR_NO_SUCH_RIVER); |
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155 } |
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156 |
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157 return true; |
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158 } |
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159 |
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160 |
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161 @Override |
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162 protected String getUIProvider() { |
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163 return "river_panel"; |
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164 } |
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165 } |
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166 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |