Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/exports/DefaultDataCollector.java @ 233:2ceb4bf51cba
Added DataCollector which collects data used for exports.
gnv-artifacts/trunk@301 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Mon, 09 Nov 2009 09:43:52 +0000 |
| parents | |
| children | e964a3d8f7bc |
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| 232:3d6d89bcbf42 | 233:2ceb4bf51cba |
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| 1 package de.intevation.gnv.exports; | |
| 2 | |
| 3 import java.util.List; | |
| 4 import java.util.ArrayList; | |
| 5 | |
| 6 import org.apache.log4j.Logger; | |
| 7 | |
| 8 import de.intevation.gnv.geobackend.base.Result; | |
| 9 import de.intevation.gnv.geobackend.base.ResultDescriptor; | |
| 10 import de.intevation.gnv.transition.exception.TransitionException; | |
| 11 | |
| 12 | |
| 13 /** | |
| 14 * @author Ingo Weinzierl (ingo.weinzierl@intevation.de) | |
| 15 */ | |
| 16 public class DefaultDataCollector | |
| 17 implements Export.DataCollector | |
| 18 { | |
| 19 private Logger log = Logger.getLogger(DefaultDataCollector.class); | |
| 20 | |
| 21 protected ResultDescriptor rd; | |
| 22 protected String [] names; | |
| 23 | |
| 24 | |
| 25 public DefaultDataCollector(String[] names) { | |
| 26 this.names = names; | |
| 27 } | |
| 28 | |
| 29 public void init(Result res) { | |
| 30 rd = res.getResultDescriptor(); | |
| 31 } | |
| 32 | |
| 33 public String[] getData(Result result) | |
| 34 throws TransitionException { | |
| 35 | |
| 36 if (rd == null) | |
| 37 init(result); | |
| 38 | |
| 39 List entries = new ArrayList(); | |
| 40 | |
| 41 int[] indices = rd.getColumnIndices(names); | |
| 42 for (int i = 0; i < names.length; ++i) { | |
| 43 entries.add(result.getString(indices[i])); | |
| 44 } | |
| 45 | |
| 46 return (String[]) entries.toArray((new String[entries.size()])); | |
| 47 } | |
| 48 } |