// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.plugins.opendata.core.io.tabular;
import static org.openstreetmap.josm.tools.I18n.tr;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.actions.ExtensionFileFilter;
import org.openstreetmap.josm.data.osm.DataSet;
import org.openstreetmap.josm.gui.progress.ProgressMonitor;
import org.openstreetmap.josm.io.IllegalDataException;
import org.openstreetmap.josm.plugins.opendata.core.OdConstants;
import org.openstreetmap.josm.plugins.opendata.core.io.AbstractImporter;
public class CsvImporter extends AbstractImporter {
public static final ExtensionFileFilter CSV_FILE_FILTER = new ExtensionFileFilter(
OdConstants.CSV_EXT, OdConstants.CSV_EXT, tr("CSV files") + " (*."+OdConstants.CSV_EXT+")");
public static final String COLOMBUS_HEADER =
"INDEX,TAG,DATE,TIME,LATITUDE N/S,LONGITUDE E/W,HEIGHT,SPEED,HEADING,FIX MODE,VALID,PDOP,HDOP,VDOP,VOX";
public CsvImporter() {
super(CSV_FILE_FILTER);
}
@Override
protected DataSet parseDataSet(InputStream in, ProgressMonitor instance)
throws IllegalDataException {
try {
return CsvReader.parseDataSet(in, handler, instance);
} catch (IOException | IllegalArgumentException e) {
throw new IllegalDataException(e);
}
}
@Override
public boolean acceptFile(File pathname) {
return super.acceptFile(pathname) && !isColombusCsv(pathname);
}
public static boolean isColombusCsv(File file) {
boolean result = false;
if (file != null && file.isFile()) {
try (BufferedReader reader = new BufferedReader(new FileReader(file))) {
String line = reader.readLine();
result = line != null && line.equalsIgnoreCase(COLOMBUS_HEADER);
} catch (IOException e) {
Main.trace(e);
}
}
return result;
}
}