Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/state/profile/verticalcrosssection/VerticalCrossSectionParallelOutputState.java @ 1090:51f3edc9d743
Added missing classes of the last commit.
gnv-artifacts/trunk@1204 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Sat, 12 Jun 2010 13:00:45 +0000 |
| parents | |
| children | e71e982772a9 |
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| 1089:1dc08501a1be | 1090:51f3edc9d743 |
|---|---|
| 1 package de.intevation.gnv.state.profile.verticalcrosssection; | |
| 2 | |
| 3 import com.vividsolutions.jts.geom.Coordinate; | |
| 4 import com.vividsolutions.jts.geom.CoordinateSequence; | |
| 5 import com.vividsolutions.jts.geom.impl.CoordinateArraySequenceFactory; | |
| 6 | |
| 7 import com.vividsolutions.jts.io.WKTWriter; | |
| 8 | |
| 9 | |
| 10 import de.intevation.gnv.geobackend.base.Result; | |
| 11 import de.intevation.gnv.geobackend.base.ResultDescriptor; | |
| 12 | |
| 13 import de.intevation.gnv.geobackend.base.query.QueryExecutor; | |
| 14 import de.intevation.gnv.geobackend.base.query.QueryExecutorFactory; | |
| 15 | |
| 16 import de.intevation.gnv.geobackend.base.query.exception.QueryException; | |
| 17 | |
| 18 import de.intevation.gnv.state.InputData; | |
| 19 | |
| 20 import de.intevation.gnv.utils.WKTUtils; | |
| 21 | |
| 22 import java.util.Collection; | |
| 23 import java.util.Iterator; | |
| 24 | |
| 25 import org.apache.log4j.Logger; | |
| 26 | |
| 27 /** | |
| 28 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 29 */ | |
| 30 public class VerticalCrossSectionParallelOutputState | |
| 31 extends VerticalCrossSectionOutputState | |
| 32 { | |
| 33 public static final String QUERY_LINESTRING = | |
| 34 "verticalcrosssection_mesh_parallel_linestring"; | |
| 35 | |
| 36 private static Logger logger = | |
| 37 Logger.getLogger(VerticalCrossSectionParallelOutputState.class); | |
| 38 | |
| 39 @Override | |
| 40 protected String getLineString() { | |
| 41 Coordinate[] coordinates = null; | |
| 42 | |
| 43 try { | |
| 44 String[] filters = generateFilterValues(); | |
| 45 | |
| 46 QueryExecutor exec = QueryExecutorFactory | |
| 47 .getInstance() | |
| 48 .getQueryExecutor(); | |
| 49 | |
| 50 Collection results = exec.executeQuery(QUERY_LINESTRING, filters); | |
| 51 Iterator iter = results.iterator(); | |
| 52 | |
| 53 coordinates = new Coordinate[results.size()]; | |
| 54 int sIdx = -1; | |
| 55 int idx = 0; | |
| 56 | |
| 57 while (iter.hasNext()) { | |
| 58 Result result = (Result) iter.next(); | |
| 59 | |
| 60 if (sIdx == -1) { | |
| 61 ResultDescriptor rd = result.getResultDescriptor(); | |
| 62 sIdx = rd.getColumnIndex("SHAPE"); | |
| 63 } | |
| 64 | |
| 65 logger.debug(result.getString(sIdx)); | |
| 66 Coordinate c = WKTUtils.toCoordinate(result.getString(sIdx)); | |
| 67 | |
| 68 coordinates[idx++] = c; | |
| 69 } | |
| 70 } | |
| 71 catch (QueryException qe) { | |
| 72 logger.error(qe, qe); | |
| 73 } | |
| 74 | |
| 75 CoordinateArraySequenceFactory factory = | |
| 76 CoordinateArraySequenceFactory.instance(); | |
| 77 | |
| 78 if (coordinates == null) | |
| 79 return null; | |
| 80 | |
| 81 CoordinateSequence seq = factory.create(coordinates); | |
| 82 return seq != null ? WKTWriter.toLineString(seq) : null; | |
| 83 } | |
| 84 | |
| 85 | |
| 86 protected String[] generateFilterValues() { | |
| 87 String[] filters = new String[7]; | |
| 88 | |
| 89 InputData parameterid = inputData.get("parameterid"); | |
| 90 InputData timevalue = inputData.get("dateid"); | |
| 91 InputData meshid = inputData.get("meshid"); | |
| 92 InputData axisid = inputData.get("axisid"); | |
| 93 InputData meshpoint = inputData.get("mesh_point"); | |
| 94 | |
| 95 filters[0] = parameterid.getValue(); | |
| 96 filters[1] = "to_date('" + timevalue.getValue() + "', 'YYYY.MM.DD HH24:MI:SS')"; | |
| 97 filters[2] = meshid.getValue(); | |
| 98 filters[3] = meshid.getValue(); | |
| 99 filters[4] = axisid.getValue(); | |
| 100 filters[5] = axisid.getValue(); | |
| 101 filters[6] = meshpoint.getValue(); | |
| 102 | |
| 103 return filters; | |
| 104 } | |
| 105 } | |
| 106 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |