Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/transition/MinMaxTransition.java @ 66:bf883222b675

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Added JfreeChart Dependency to pom-file gnv-artifacts/trunk@49 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Wed, 09 Sep 2009 12:03:00 +0000
parents 5f47881f7c97
children e33c61735a4e
rev   line source
61
5f47881f7c97 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 import org.w3c.dom.Document;
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11 import org.w3c.dom.Node;
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12
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13 import de.intevation.gnv.geobackend.base.Result;
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14 import de.intevation.gnv.transition.describedata.DefaultMinMaxDescribeData;
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15 import de.intevation.gnv.transition.describedata.DescribeData;
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16 import de.intevation.gnv.transition.describedata.MinMaxDescribeData;
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17
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18 /**
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19 * @author Tim Englich <tim.englich@intevation.de>
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20 *
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21 */
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22 public class MinMaxTransition extends TransitionBase {
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23
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24 /**
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25 * the logger, used to log exceptions and additonaly information
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26 */
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27 private static Logger log = Logger.getLogger(MinMaxTransition.class);
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28
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29 /**
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30 * Constructor
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31 */
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32 public MinMaxTransition() {
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33 super();
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34 }
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35 /**
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36 * @see de.intevation.gnv.transition.TransitionBase#purifyResult(java.util.Collection)
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37 */
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38 @Override
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39 protected void purifyResult(Collection<Result> result) {
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40 log.debug("MinMaxTransition.purifyResult");
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41 if (this.descibeData == null){
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42 this.descibeData = new ArrayList<Object>();
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43 }
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44 if (result != null && result.size() == 1){
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45 Result value = result.iterator().next();
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46 DescribeData describeData = new DefaultMinMaxDescribeData(value.getObject("MIN"), value.getObject("MAX"));
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47 log.debug(describeData.toString());
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48 this.descibeData.add(describeData);
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49 }else{
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50 log.warn("Result cannot be handled as MinMax Resultset");
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51 }
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52
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53 }
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54
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55 /**
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56 * @see de.intevation.gnv.transition.Transition#validate()
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57 */
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58 public boolean validate() {
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59 // TODO: Implement ME
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60 return true;
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61 }
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62
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63 }
http://dive4elements.wald.intevation.org