tim@113: /**
tim@113:  *
tim@113:  */
tim@113: package de.intevation.gnv.transition.profile.horizontal;
tim@113: 
tim@113: import java.io.IOException;
tim@113: import java.io.OutputStream;
tim@177: import java.io.OutputStreamWriter;
tim@177: import java.io.UnsupportedEncodingException;
tim@113: import java.util.Collection;
tim@177: import java.util.Iterator;
tim@177: 
tim@177: import org.apache.log4j.Logger;
tim@177: 
tim@177: import au.com.bytecode.opencsv.CSVWriter;
tim@177: 
tim@177: import com.vividsolutions.jts.geom.Point;
tim@177: import com.vividsolutions.jts.io.ParseException;
tim@177: import com.vividsolutions.jts.io.WKTReader;
tim@113: 
tim@113: import de.intevation.gnv.chart.ChartLabels;
tim@113: import de.intevation.gnv.chart.ChartStyle;
tim@113: import de.intevation.gnv.chart.HorizontalProfileChartFactory;
tim@113: import de.intevation.gnv.chart.exception.TechnicalChartException;
tim@177: import de.intevation.gnv.geobackend.base.Result;
tim@113: import de.intevation.gnv.statistics.HorizontalProfileStatistics;
tim@113: import de.intevation.gnv.statistics.Statistics;
tim@113: import de.intevation.gnv.transition.describedata.KeyValueDescibeData;
tim@177: import de.intevation.gnv.transition.exception.TransitionException;
tim@113: import de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition;
tim@113: 
tim@113: /**
tim@113:  * @author Tim Englich <tim.englich@intevation.de>
tim@171:  * 
tim@113:  */
tim@171: public class HorizontalProfileOutputTransition extends
tim@171:                                               TimeSeriesOutputTransition {
tim@113:     /**
tim@113:      * The UID of this class
tim@113:      */
tim@113:     private static final long serialVersionUID = 4401516087492028840L;
tim@113: 
tim@177:     private static Logger log = Logger
tim@177:     .getLogger(HorizontalProfileOutputTransition.class);
tim@113:     /**
tim@113:      * Constructor
tim@113:      */
tim@113:     public HorizontalProfileOutputTransition() {
tim@113:         super();
tim@185:         super.domainLable = "Distance [km]";
tim@113:     }
tim@113: 
tim@113:     /**
tim@171:      * @see de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition#createChart(java.io.OutputStream,
tim@171:      *      java.util.Collection, java.util.Collection, java.lang.String,
tim@171:      *      de.intevation.gnv.chart.ChartStyle,
tim@171:      *      de.intevation.gnv.chart.ChartLabels)
tim@113:      */
tim@113:     @Override
tim@113:     protected void createChart(OutputStream outputStream,
tim@171:                                Collection<KeyValueDescibeData> parameters,
tim@171:                                Collection<KeyValueDescibeData> measurements,
tim@179:                                Collection<KeyValueDescibeData> dates,
tim@171:                                ChartStyle chartStyle, ChartLabels chartLables,
tim@171:                                String uuid) throws IOException,
tim@171:                                            TechnicalChartException {
tim@113:         HorizontalProfileChartFactory chartFactory = new HorizontalProfileChartFactory();
tim@171:         chartFactory.createProfileChart(chartLables, chartStyle, parameters,
tim@179:                 measurements,dates, outputStream, this.getChartResult(uuid));
tim@113:     }
tim@113: 
tim@113:     /**
tim@113:      * @see de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition#getStatisticsGenerator()
tim@113:      */
tim@113:     @Override
tim@113:     protected Statistics getStatisticsGenerator() {
tim@171:         return new HorizontalProfileStatistics();
tim@113:     }
tim@113: 
tim@177:     @Override
tim@177:     protected void createCSV(OutputStream outputStream,
tim@177:                              Collection<Result> chartResult)
tim@177:                                                             throws UnsupportedEncodingException,
tim@177:                                                             IOException,
tim@177:                                                             TransitionException {
tim@177:        
tim@177:         if (chartResult != null) {
tim@177:             try {
tim@177:                 CSVWriter writer = new CSVWriter(new OutputStreamWriter(
tim@177:                         outputStream, "ISO-8859-1"), ','); 
tim@177:                 // USE THIS ENCODING BECAUSE OF
tim@177:                 // PROBLEMS WITH EXCEL AND UTF-8
tim@177:                 Iterator<Result> it = chartResult.iterator();
tim@177:                 WKTReader wktReader = new WKTReader();
tim@177:                 while (it.hasNext()) {
tim@177:                     Result result = it.next();
tim@177:                     int i = 0;
tim@177:                     String[] entries = new String[6];
tim@177:                     Point p = (Point)wktReader.read(result.getString("SHAPE"));
tim@177:                     entries[i++] = ""+p.getX();
tim@177:                     entries[i++] = ""+p.getY();
tim@177:                     entries[i++] = result.getString("YORDINATE");
tim@177:                     entries[i++] = result.getString("GROUP1");
tim@177:                     entries[i++] = result.getString("GROUP2");
tim@177:                     entries[i++] = result.getString("GROUP3");
tim@177:                     writer.writeNext(entries);
tim@177:                 }
tim@177:                 writer.close();
tim@177:             } catch (ParseException e) {
tim@177:                 log.error(e,e);
tim@177:                 throw new TransitionException(
tim@177:                 "Exception occured while parsing an Point from WKT.");
tim@177:             }
tim@177:         } else {
tim@177:             log.error("No Data given for generation an CSV-File.");
tim@177:             throw new TransitionException(
tim@177:                     "No Data given for generation an CSV-File.");
tim@177:         }
tim@177:     }
tim@177:     
tim@177:     
tim@177: 
tim@113: }