Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/transition/MinMaxTransition.java @ 61:5f47881f7c97
Implementation of the MIN- / MAX-Value Representation
gnv-artifacts/trunk@44 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Tim Englich <tim.englich@intevation.de> |
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date | Wed, 09 Sep 2009 09:29:39 +0000 |
parents | |
children | e33c61735a4e |
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60:eed1baaeb481 | 61:5f47881f7c97 |
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1 /** | |
2 * | |
3 */ | |
4 package de.intevation.gnv.transition; | |
5 | |
6 import java.util.ArrayList; | |
7 import java.util.Collection; | |
8 | |
9 import org.apache.log4j.Logger; | |
10 import org.w3c.dom.Document; | |
11 import org.w3c.dom.Node; | |
12 | |
13 import de.intevation.gnv.geobackend.base.Result; | |
14 import de.intevation.gnv.transition.describedata.DefaultMinMaxDescribeData; | |
15 import de.intevation.gnv.transition.describedata.DescribeData; | |
16 import de.intevation.gnv.transition.describedata.MinMaxDescribeData; | |
17 | |
18 /** | |
19 * @author Tim Englich <tim.englich@intevation.de> | |
20 * | |
21 */ | |
22 public class MinMaxTransition extends TransitionBase { | |
23 | |
24 /** | |
25 * the logger, used to log exceptions and additonaly information | |
26 */ | |
27 private static Logger log = Logger.getLogger(MinMaxTransition.class); | |
28 | |
29 /** | |
30 * Constructor | |
31 */ | |
32 public MinMaxTransition() { | |
33 super(); | |
34 } | |
35 /** | |
36 * @see de.intevation.gnv.transition.TransitionBase#purifyResult(java.util.Collection) | |
37 */ | |
38 @Override | |
39 protected void purifyResult(Collection<Result> result) { | |
40 log.debug("MinMaxTransition.purifyResult"); | |
41 if (this.descibeData == null){ | |
42 this.descibeData = new ArrayList<Object>(); | |
43 } | |
44 if (result != null && result.size() == 1){ | |
45 Result value = result.iterator().next(); | |
46 DescribeData describeData = new DefaultMinMaxDescribeData(value.getObject("MIN"), value.getObject("MAX")); | |
47 log.debug(describeData.toString()); | |
48 this.descibeData.add(describeData); | |
49 }else{ | |
50 log.warn("Result cannot be handled as MinMax Resultset"); | |
51 } | |
52 | |
53 } | |
54 | |
55 /** | |
56 * @see de.intevation.gnv.transition.Transition#validate() | |
57 */ | |
58 public boolean validate() { | |
59 // TODO: Implement ME | |
60 return true; | |
61 } | |
62 | |
63 } |