Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/transition/MinMaxTransition.java @ 120:5134266f00e7
Resolved gnv/issue21 No NPE will be thrown.
Add Dummydata for Calculating the distance between two MeasurmentPoints.
gnv-artifacts/trunk@190 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Tim Englich <tim.englich@intevation.de> |
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date | Tue, 06 Oct 2009 10:58:47 +0000 |
parents | 158e89c2263b |
children | 7fb9441dd8af |
rev | line source |
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Implementation of the MIN- / MAX-Value Representation
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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.ArrayList; |
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7 import java.util.Collection; |
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8 |
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9 import org.apache.log4j.Logger; |
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10 |
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11 import de.intevation.gnv.geobackend.base.Result; |
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12 import de.intevation.gnv.transition.describedata.DefaultMinMaxDescribeData; |
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13 import de.intevation.gnv.transition.describedata.DescribeData; |
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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 MinMaxTransition 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(MinMaxTransition.class); |
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25 |
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26 /** |
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27 * Constructor |
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28 */ |
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29 public MinMaxTransition() { |
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30 super(); |
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31 } |
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32 |
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33 /** |
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34 * @see de.intevation.gnv.transition.TransitionBase#purifyResult(java.util.Collection, java.lang.String) |
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35 */ |
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36 @Override |
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37 protected void purifyResult(Collection<Result> result, String uuid) { |
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38 log.debug("MinMaxTransition.purifyResult"); |
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39 if (this.descibeData == null){ |
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40 this.descibeData = new ArrayList<Object>(); |
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41 } |
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42 if (result != null && result.size() == 1){ |
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43 |
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44 Object[] names = this.inputValueNames.toArray(); |
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45 String minName = names[names.length-2].toString(); |
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46 String maxName = names[names.length-1].toString(); |
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47 Result value = result.iterator().next(); |
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48 DescribeData describeData = new DefaultMinMaxDescribeData(minName, maxName,value.getObject("MIN"), value.getObject("MAX")); |
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49 log.debug(describeData.toString()); |
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50 this.descibeData.add(describeData); |
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51 }else{ |
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52 log.warn("Result cannot be handled as MinMax Resultset"); |
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53 } |
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54 |
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55 } |
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56 |
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57 /** |
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58 * @see de.intevation.gnv.transition.Transition#validate() |
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59 */ |
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60 public boolean validate() { |
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61 // TODO: Implement ME |
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62 return true; |
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63 } |
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64 |
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65 } |