Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/transition/PresettingsValueCompareTransition.java @ 770:d70cac2bafc0

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Added and repaired javadoc in de.intevation.gnv.histogram package. gnv-artifacts/trunk@826 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 24 Mar 2010 15:32:07 +0000
parents e86d37008fd1
children 9a828e5a2390
rev   line source
612
e86d37008fd1 Added new Transition and State for using the PreSettingsValue for the decision if a Transition could be used
Tim Englich <tim.englich@intevation.de>
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1 /**
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2 *
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3 */
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4 package de.intevation.gnv.transition;
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5
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6 import java.util.Map;
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7
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8 import org.apache.log4j.Logger;
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9 import org.w3c.dom.Node;
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10
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11 import de.intevation.artifactdatabase.Config;
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12 import de.intevation.gnv.state.InputData;
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13 import de.intevation.gnv.state.State;
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14
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15 /**
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16 * @author Tim Englich <tim.englich@intevation.de>
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17 *
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18 */
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19 public class PresettingsValueCompareTransition extends TransitionBase {
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20
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21 /**
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22 * the logger, used to log exceptions and additonaly information
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23 */
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24 private static Logger log = Logger.getLogger(PresettingsValueCompareTransition.class);
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25
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26 private String dataName = null;
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27 private String dataValue = null;
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28 private String operator = null;
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29
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30 /**
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31 * The UID of this Class.
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32 */
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33 private static final long serialVersionUID = -7846722158776823205L;
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34
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35 /**
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36 * Constructor
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37 */
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38 public PresettingsValueCompareTransition() {
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39 super();
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40 }
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41
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42 /**
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43 * @see de.intevation.gnv.transition.Transition#isValid(de.intevation.gnv.state.State)
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44 */
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45 public boolean isValid(State state) {
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46 Map<String, InputData> preSettings = state.getPreSettings();
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47 if (preSettings != null){
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48 boolean dataAvailable = preSettings.containsKey(dataName);
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49 if (dataAvailable){
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50 if (operator.equals("equal")){
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51 return preSettings.get(dataName).getValue().startsWith(dataValue);
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52 }else if (operator.equals("notequal")){
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53 return !preSettings.get(dataName).getValue().startsWith(dataValue);
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54 }
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55 }
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56 }
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57 if (operator.equals("notequal")){
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58 return true;
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59 }
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60 return false;
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61 }
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62
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63 @Override
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64 public void setup(Node configuration) {
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65 super.setup(configuration);
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66 this.dataName = Config.getStringXPath(configuration,"condition/@inputvalue");
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67 this.dataValue = Config.getStringXPath(configuration,"condition/@value");
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68 this.operator = Config.getStringXPath(configuration,"condition/@operator");
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69 }
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70
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71
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72 }
http://dive4elements.wald.intevation.org