TvaHourlyWaterViewCsvTimeSeriesParser.java

/* ================================================================
 * Delft FEWS 
 * ================================================================
 *
 * Project Info:  http://www.wldelft.nl/soft/fews/index.html
 * Project Lead:  Karel Heynert (karel.heynert@wldelft.nl)
 *
 * (C) Copyright 2003, by WL | Delft Hydraulics
 *                        P.O. Box 177
 *                        2600 MH  Delft
 *                        The Netherlands
 *                        http://www.wldelft.nl
 *
 * DELFT-FEWS is a sophisticated collection of modules designed 
 * for building a FEWS customised to the specific requirements 
 * of individual agencies. An open modelling approach allows users
 * to add their own modules in an efficient way.
 *
 * ----------------------------------------------------------------
 * TvaHoutlyWaterviewTimeSeriesParser.java
 * ----------------------------------------------------------------
 * (C) Copyright 2003, by WL | Delft Hydraulics
 *
 * Original Author:  pelgrim
 * Contributor(s):   
 *
 * Changes:
 * --------
 * 17-Apr-14 : Version 1 ();
 * 
 *
 */

package nl.wldelft.timeseriesparsers;

import nl.wldelft.util.io.LineReader;
import nl.wldelft.util.io.TextParser;
import nl.wldelft.util.timeseries.DefaultTimeSeriesHeader;
import nl.wldelft.util.timeseries.TimeSeriesContentHandler;

import java.io.File;

public class TvaHourlyWaterViewCsvTimeSeriesParser implements TextParser<TimeSeriesContentHandler> {

    @Override
    public void parse(LineReader reader, String virtualFileName, TimeSeriesContentHandler contentHandler) throws Exception {
        DefaultTimeSeriesHeader header = new DefaultTimeSeriesHeader();

        String fileName = new File(reader.getVirtualFileName()).getName();

        String locationId = determineLocationId(fileName);
        header.setLocationId(locationId);

        String dateTime = determineDateTime(fileName);

        String[] buffer = reader.readLine(',', '"');
        contentHandler.setTime(contentHandler.getDefaultTimeZone(), "yyyyMMddHH", dateTime);

        for (int i = 0; i < buffer.length; i++) {
            if (buffer[i].isEmpty()) continue;
            header.setParameterId("Column_" + i);
            contentHandler.setValue('.', buffer[i]);
            contentHandler.setTimeSeriesHeader(header);
            contentHandler.applyCurrentFields();
        }

    }

    private static String determineDateTime(String virtualFileName) {
        return virtualFileName.substring(3,13);
    }

    private static String determineLocationId(String fileName) {
        return fileName.substring(0, 3);
    }
}