Mercurial > dive4elements > river
view flys-backend/src/main/java/de/intevation/flys/importer/parsers/WaterlevelParser.java @ 4198:1cdbd8a0c994
Added two new tables ClickableQDTable and ClickableWTable and made Ws and Qs clickable in historical discharge calculation.
The new tables define listener interfaces (clicked lower or upper icon) to listen to user clicks.
In addition to this, there is an enum ClickMode with NONE, SINGLE and RANGE options, which allows to
specifiy, which icons are displayed in the tables. NONE means no icon for user clicks, SINGLE has 1
icon, RANGE 2 icons for lower and upper.
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Mon, 22 Oct 2012 13:31:25 +0200 |
parents | f63b39799d2d |
children | 255898799ed9 |
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package de.intevation.flys.importer.parsers; import java.io.File; import java.io.IOException; import java.text.NumberFormat; import java.text.ParseException; import java.util.ArrayList; import java.util.List; import java.util.regex.Matcher; import java.util.regex.Pattern; import org.apache.log4j.Logger; import de.intevation.flys.importer.ImportUnit; import de.intevation.flys.importer.ImportWaterlevel; import de.intevation.flys.importer.ImportWaterlevelQRange; import de.intevation.flys.importer.ImportWaterlevelValue; public class WaterlevelParser extends LineParser { private static final Logger log = Logger.getLogger(WaterlevelParser.class); private static final NumberFormat nf = NumberFormat.getInstance(DEFAULT_LOCALE); private static final Pattern META_Q_RANGE = Pattern.compile("Abfluss\\s\\[(.*)\\];(.*)"); public static final Pattern META_UNIT = Pattern.compile("^Einheit: \\[(.*)\\].*"); private List<ImportWaterlevel> waterlevels; private ImportWaterlevel current; private ImportWaterlevelQRange currentQ; private String currentDescription; public WaterlevelParser() { waterlevels = new ArrayList<ImportWaterlevel>(); } public List<ImportWaterlevel> getWaterlevels() { return waterlevels; } @Override public void parse(File file) throws IOException { currentDescription = file.getName(); super.parse(file); } @Override protected void reset() { currentQ = null; current = new ImportWaterlevel(currentDescription); } @Override protected void finish() { if (current != null) { if (currentQ != null) { current.addValue(currentQ); } waterlevels.add(current); } } @Override protected void handleLine(int lineNum, String line) { if (line.startsWith(START_META_CHAR)) { handleMetaLine(stripMetaLine(line)); return; } else if (handleQRange(line)) { return; } else { handleDataLine(line); return; } } private void handleMetaLine(String meta) { Matcher m = META_UNIT.matcher(meta); if (m.matches()) { String unit = m.group(1); log.debug("Found unit: '" + unit + "'"); current.setUnit(new ImportUnit(unit)); } } private boolean handleQRange(String line) { Matcher m = META_Q_RANGE.matcher(line); if (m.matches()) { String unitStr = m.group(1); String valueStr = m.group(2); if (currentQ != null) { if (current != null) { current.addValue(currentQ); } else { // this should never happen log.warn("Try to add Q range without waterlevel!"); } } try { log.debug("Found new Q range: Q=" + valueStr); currentQ = new ImportWaterlevelQRange( nf.parse(valueStr).doubleValue()); return true; } catch (ParseException pe) { log.warn("Error while parsing Q range: '" + line + "'"); } } return false; } private void handleDataLine(String line) { String[] cols = line.split(SEPERATOR_CHAR); if (cols == null || cols.length < 2) { log.warn("skip invalid waterlevel line: '" + line + "'"); return; } try { Double station = nf.parse(cols[0]).doubleValue(); Double value = nf.parse(cols[1]).doubleValue(); currentQ.addValue(new ImportWaterlevelValue(station, value)); } catch (ParseException pe) { log.warn("Error while parsing number values: '" + line + "'"); } } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :