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comparison gnv-artifacts/src/main/java/de/intevation/gnv/transition/profile/verticalcrosssection/VerticalCrossSectionOutputTransition.java @ 197:bab92ad1165d

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Added the required Classes an Configuration for providing VerticalCrossSections gnv-artifacts/trunk@250 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Tue, 20 Oct 2009 13:32:05 +0000
parents
children 6a3a02e004d9
comparison
equal deleted inserted replaced
196:60c61f323f16 197:bab92ad1165d
1 /**
2 *
3 */
4 package de.intevation.gnv.transition.profile.verticalcrosssection;
5
6 import java.io.IOException;
7 import java.io.OutputStream;
8 import java.io.OutputStreamWriter;
9 import java.io.UnsupportedEncodingException;
10 import java.util.Collection;
11 import java.util.Iterator;
12
13 import org.apache.log4j.Logger;
14
15 import au.com.bytecode.opencsv.CSVWriter;
16
17 import com.vividsolutions.jts.geom.Point;
18 import com.vividsolutions.jts.io.ParseException;
19 import com.vividsolutions.jts.io.WKTReader;
20
21 import de.intevation.gnv.chart.ChartLabels;
22 import de.intevation.gnv.chart.ChartStyle;
23 import de.intevation.gnv.chart.VerticalCrossSectionChartFactory;
24 import de.intevation.gnv.chart.exception.TechnicalChartException;
25 import de.intevation.gnv.geobackend.base.Result;
26 import de.intevation.gnv.statistics.Statistics;
27 import de.intevation.gnv.statistics.VerticalProfileStatistics;
28 import de.intevation.gnv.transition.describedata.KeyValueDescibeData;
29 import de.intevation.gnv.transition.exception.TransitionException;
30 import de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition;
31
32 /**
33 * @author Tim Englich <tim.englich@intevation.de>
34 *
35 */
36 public class VerticalCrossSectionOutputTransition extends TimeSeriesOutputTransition {
37
38 private static Logger log = Logger
39 .getLogger(VerticalCrossSectionOutputTransition.class);
40
41 /**
42 * The UID of this Class
43 */
44 private static final long serialVersionUID = 3233620652465061860L;
45
46 /**
47 * Constructor
48 */
49 public VerticalCrossSectionOutputTransition() {
50 super();
51 super.domainLable = "Depth [m]";
52 }
53
54 /**
55 * @see de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition#createChart(java.io.OutputStream,
56 * java.util.Collection, java.util.Collection, java.lang.String,
57 * de.intevation.gnv.chart.ChartStyle,
58 * de.intevation.gnv.chart.ChartLabels)
59 */
60 @Override
61 protected void createChart(OutputStream outputStream,
62 Collection<KeyValueDescibeData> parameters,
63 Collection<KeyValueDescibeData> measurements,
64 Collection<KeyValueDescibeData> dates,
65 ChartStyle chartStyle, ChartLabels chartLables,
66 String uuid) throws IOException,
67 TechnicalChartException {
68 new VerticalCrossSectionChartFactory().createProfileChart(chartLables,
69 chartStyle, parameters, measurements, dates, outputStream, this
70 .getChartResult(uuid));
71 }
72
73 /**
74 * @see de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition#getStatisticsGenerator()
75 */
76 @Override
77 protected Statistics getStatisticsGenerator() {
78 return new VerticalProfileStatistics();
79 }
80
81 /**
82 * @see de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition#createCSV(java.io.OutputStream, java.util.Collection)
83 */
84 @Override
85 protected void createCSV(OutputStream outputStream,
86 Collection<Result> chartResult)
87 throws UnsupportedEncodingException,
88 IOException,
89 TransitionException {
90 if (chartResult != null) {
91 try {
92 CSVWriter writer = new CSVWriter(new OutputStreamWriter(
93 outputStream, "ISO-8859-1"), ',');
94 // USE THIS ENCODING BECAUSE OF
95 // PROBLEMS WITH EXCEL AND UTF-8
96 Iterator<Result> it = chartResult.iterator();
97 WKTReader wktReader = new WKTReader();
98 while (it.hasNext()) {
99 Result result = it.next();
100 int i = 0;
101 String[] entries = new String[8];
102 Point p = (Point)wktReader.read(result.getString("SHAPE"));
103 entries[i++] = ""+p.getX();
104 entries[i++] = ""+p.getY();
105 entries[i++] = result.getString("YORDINATE");
106 entries[i++] = result.getString("GROUP1");
107 entries[i++] = result.getString("GROUP2");
108 entries[i++] = result.getString("IPOSITION");
109 entries[i++] = result.getString("JPOSITION");
110 entries[i++] = result.getString("KPOSITION");
111 writer.writeNext(entries);
112 }
113 writer.close();
114 } catch (ParseException e) {
115 log.error(e,e);
116 throw new TransitionException(
117 "Exception occured while parsing an Point from WKT.");
118 }
119 } else {
120 log.error("No Data given for generating an CSV-File.");
121 throw new TransitionException(
122 "No Data given for generating an CSV-File.");
123 }
124 }
125
126 }
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