Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/transition/PresettingsValueCompareTransition.java @ 808:2e951160c43d

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Finished the javadoc of the math package. gnv-artifacts/trunk@890 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 08 Apr 2010 16:35:02 +0000
parents c4156275c1e1
children 79c1db3ca7cc
rev   line source
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e86d37008fd1 Added new Transition and State for using the PreSettingsValue for the decision if a Transition could be used
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1 package de.intevation.gnv.transition;
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2
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3 import de.intevation.artifactdatabase.Config;
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4
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5 import de.intevation.gnv.state.InputData;
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6 import de.intevation.gnv.state.State;
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7
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8 import java.util.Map;
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9
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10 import org.apache.log4j.Logger;
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12 import org.w3c.dom.Node;
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13
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14 /**
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15 * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a>
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16 *
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17 */
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18 public class PresettingsValueCompareTransition extends TransitionBase {
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19
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20 /**
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21 * the logger, used to log exceptions and additonaly information
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22 */
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23 private static Logger log = Logger.getLogger(PresettingsValueCompareTransition.class);
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24
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25 private String dataName = null;
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26 private String dataValue = null;
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27 private String operator = null;
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29 /**
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30 * The UID of this Class.
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31 */
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32 private static final long serialVersionUID = -7846722158776823205L;
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33
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34 /**
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35 * Constructor
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36 */
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37 public PresettingsValueCompareTransition() {
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38 super();
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39 }
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40
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41 /**
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42 * @see de.intevation.gnv.transition.Transition#isValid(de.intevation.gnv.state.State)
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43 */
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44 public boolean isValid(State state) {
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45 Map<String, InputData> preSettings = state.getPreSettings();
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46 if (preSettings != null){
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47 boolean dataAvailable = preSettings.containsKey(dataName);
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48 if (dataAvailable){
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49 if (operator.equals("equal")){
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50 return preSettings.get(dataName).getValue().startsWith(dataValue);
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51 }else if (operator.equals("notequal")){
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52 return !preSettings.get(dataName).getValue().startsWith(dataValue);
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53 }
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54 }
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55 }
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56 if (operator.equals("notequal")){
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57 return true;
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58 }
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59 return false;
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60 }
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61
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62 @Override
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63 public void setup(Node configuration) {
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64 super.setup(configuration);
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65 this.dataName = Config.getStringXPath(configuration,"condition/@inputvalue");
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66 this.dataValue = Config.getStringXPath(configuration,"condition/@value");
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67 this.operator = Config.getStringXPath(configuration,"condition/@operator");
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68 }
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71 }
http://dive4elements.wald.intevation.org