Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/exports/fixings/ParametersExporter.java @ 4255:670e98f5a441
Fixed leak while merging facets.
The ThemeList that is used by OutputHelper to sort the
Facets for an Output now uses a list to store the ManagedFacets.
The correct order is made up by sorting the List using
Collections.sort() function of the Java JDK. Therfore, the
ManagedFacet class implements the Comparable interface. The
return value of its compareTo(other) method depends on the
value of the 'position' field.
author | Ingo Weinzierl <weinzierl.ingo@googlemail.com> |
---|---|
date | Thu, 25 Oct 2012 14:01:46 +0200 |
parents | 35a6c9a49a76 |
children |
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package de.intevation.flys.exports.fixings; import au.com.bytecode.opencsv.CSVWriter; import de.intevation.artifacts.CallContext; import de.intevation.flys.artifacts.model.CalculationResult; import de.intevation.flys.artifacts.model.Parameters; import de.intevation.flys.artifacts.model.fixings.FixAnalysisResult; import de.intevation.flys.artifacts.resources.Resources; import de.intevation.flys.exports.AbstractExporter; import java.io.IOException; import java.io.OutputStream; import java.text.NumberFormat; import java.util.ArrayList; import java.util.List; import org.apache.log4j.Logger; import org.w3c.dom.Document; public class ParametersExporter extends AbstractExporter { private static Logger log = Logger.getLogger(ParametersExporter.class); protected List<Parameters> parametersList; @Override public void init(Document request, OutputStream out, CallContext context) { log.debug("ParametersExporter.init"); super.init(request, out, context); parametersList = new ArrayList<Parameters>(); } @Override protected void addData(Object d) { log.debug("ParametersExporter.addData"); if (!(d instanceof CalculationResult)) { log.warn("Invalid data type"); return; } Object data = ((CalculationResult)d).getData(); if (!(data instanceof FixAnalysisResult)) { log.warn("Invalid data stored in result."); return; } FixAnalysisResult result = (FixAnalysisResult)data; parametersList.add(result.getParameters()); } @Override public void generate() throws IOException { log.debug("ParametersExporter.generate"); if (facet == null) { throw new IOException("invalid (null) facet for exporter"); } if (facet.equals(FIX_PARAMETERS)) { generateCSV(); } else { throw new IOException( "invalid facet for exporter: '" + facet + "'"); } } @Override protected void writeCSVData(final CSVWriter writer) throws IOException { if (parametersList.isEmpty()) { return; } Parameters parameters = parametersList.get(0); writer.writeNext(parameters.getColumnNames()); final int numColumns = parameters.getNumberColumns(); parameters.visit(new Parameters.Visitor() { String [] row = new String[numColumns]; NumberFormat format = NumberFormat.getInstance( Resources.getLocale(context.getMeta())); @Override public void visit(double [] data) { for (int i = 0; i < data.length; ++i) { row[i] = format.format(data[i]); } writer.writeNext(row); } }, new double[numColumns]); writer.flush(); } @Override protected void writePDF(OutputStream out) { // TODO: Implement me! } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :