Mercurial > dive4elements > gnv-client

comparison gnv-artifacts/src/main/java/de/intevation/gnv/state/profile/verticalcrosssection/VerticalCrossSectionOutputState.java @ 335:e964a3d8f7bc

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Some Refactoring work done. Moved Transition to State gnv-artifacts/trunk@401 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Tue, 08 Dec 2009 08:39:03 +0000
parents
children 2e43542e6a11
comparison
equal deleted inserted replaced
334:e37930705daa 335:e964a3d8f7bc
1 /**
2 *
3 */
4 package de.intevation.gnv.state.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 import java.util.Locale;
13
14 import org.apache.log4j.Logger;
15
16 import au.com.bytecode.opencsv.CSVWriter;
17
18 import com.vividsolutions.jts.geom.Point;
19 import com.vividsolutions.jts.io.ParseException;
20 import com.vividsolutions.jts.io.WKTReader;
21
22 import de.intevation.gnv.chart.Chart;
23 import de.intevation.gnv.chart.ChartLabels;
24 import de.intevation.gnv.chart.ChartStyle;
25 import de.intevation.gnv.chart.VerticalCrossSectionChartFactory;
26 import de.intevation.gnv.chart.exception.TechnicalChartException;
27 import de.intevation.gnv.geobackend.base.Result;
28 import de.intevation.gnv.state.describedata.KeyValueDescibeData;
29 import de.intevation.gnv.state.exception.StateException;
30 import de.intevation.gnv.state.timeseries.TimeSeriesOutputState;
31 import de.intevation.gnv.statistics.Statistics;
32 import de.intevation.gnv.statistics.VerticalProfileStatistics;
33
34 /**
35 * @author Tim Englich <tim.englich@intevation.de>
36 *
37 */
38 public class VerticalCrossSectionOutputState extends TimeSeriesOutputState {
39
40 private static Logger log = Logger
41 .getLogger(VerticalCrossSectionOutputState.class);
42
43 /**
44 * The UID of this Class
45 */
46 private static final long serialVersionUID = 3233620652465061860L;
47
48 /**
49 * Constructor
50 */
51 public VerticalCrossSectionOutputState() {
52 super();
53 super.domainLable = "Depth [m]";
54 }
55
56 @Override
57 protected Chart getChart(
58 ChartLabels chartLables,
59 Collection parameters,
60 Collection measurements,
61 Collection dates,
62 Collection result,
63 Locale locale,
64 String uuid,
65 boolean linesVisible,
66 boolean shapesVisible
67 ) {
68 Chart chart = null;
69
70 if (CACHE_CHART) {
71 log.info("Try to get verticalcrosssection chart from cache.");
72 chart = (Chart) getChartFromCache(uuid);
73 }
74
75 if (chart != null)
76 return chart;
77
78 log.info("Chart not in cache yet.");
79
80 log.warn("This sort of chart is not implemented yet.");
81 /* TODO Implement a special chart for this sort of charts.
82 chart = new VerticalProfileChart(
83 chartLables,
84 chartTheme,
85 parameters,
86 measurements,
87 result,
88 dates,
89 locale
90 );
91 chart.generateChart();
92
93 if (CACHE_CHART) {
94 log.info("Put chart into cache.");
95 purifyChart(chart, uuid);
96 }
97 */
98
99 return chart;
100 }
101
102 /**
103 * @see de.intevation.gnv.state.timeseries.TimeSeriesOutputState#createChart(java.io.OutputStream,
104 * java.util.Collection, java.util.Collection, java.lang.String,
105 * de.intevation.gnv.chart.ChartStyle,
106 * de.intevation.gnv.chart.ChartLabels)
107 */
108 /*
109 @Override
110 protected void createChart(OutputStream outputStream,
111 Collection<KeyValueDescibeData> parameters,
112 Collection<KeyValueDescibeData> measurements,
113 Collection<KeyValueDescibeData> dates,
114 ChartStyle chartStyle, ChartLabels chartLables,
115 String uuid) throws IOException,
116 TechnicalChartException {
117 new VerticalCrossSectionChartFactory().createProfileChart(chartLables,
118 chartStyle, parameters, measurements, dates, outputStream, this
119 .getChartResult(uuid));
120 }
121 */
122
123 /**
124 * @see de.intevation.gnv.state.timeseries.TimeSeriesOutputState#getStatisticsGenerator()
125 */
126 @Override
127 protected Statistics getStatisticsGenerator() {
128 return new VerticalProfileStatistics();
129 }
130
131 /**
132 * @see de.intevation.gnv.state.timeseries.TimeSeriesOutputState#createCSV(java.io.OutputStream, java.util.Collection)
133 */
134 @Override
135 protected void createCSV(OutputStream outputStream,
136 Collection<Result> chartResult)
137 throws UnsupportedEncodingException,
138 IOException,
139 StateException {
140 if (chartResult != null) {
141 try {
142 CSVWriter writer = new CSVWriter(new OutputStreamWriter(
143 outputStream, "ISO-8859-1"), ',');
144 // USE THIS ENCODING BECAUSE OF
145 // PROBLEMS WITH EXCEL AND UTF-8
146 Iterator<Result> it = chartResult.iterator();
147 WKTReader wktReader = new WKTReader();
148 while (it.hasNext()) {
149 Result result = it.next();
150 int i = 0;
151 String[] entries = new String[9];
152 Point p = (Point)wktReader.read(result.getString("SHAPE"));
153 entries[i++] = ""+p.getX();
154 entries[i++] = ""+p.getY();
155 entries[i++] = result.getString("Z");
156 entries[i++] = result.getString("YORDINATE");
157 entries[i++] = result.getString("GROUP1");
158 entries[i++] = result.getString("GROUP2");
159 entries[i++] = result.getString("IPOSITION");
160 entries[i++] = result.getString("JPOSITION");
161 entries[i++] = result.getString("KPOSITION");
162 writer.writeNext(entries);
163 }
164 writer.close();
165 } catch (ParseException e) {
166 log.error(e,e);
167 throw new StateException(
168 "Exception occured while parsing an Point from WKT.");
169 }
170 } else {
171 log.error("No Data given for generating an CSV-File.");
172 throw new StateException(
173 "No Data given for generating an CSV-File.");
174 }
175 }
176
177 }
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