Mercurial > dive4elements > river
diff flys-backend/src/main/java/de/intevation/flys/importer/parsers/SQRelationParser.java @ 3328:a41f279a66e2
Added parser and import classes to import MINFO sq relations.
flys-backend/trunk@4646 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
---|---|
date | Wed, 13 Jun 2012 06:22:04 +0000 |
parents | |
children | cc8fc6b29649 |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-backend/src/main/java/de/intevation/flys/importer/parsers/SQRelationParser.java Wed Jun 13 06:22:04 2012 +0000 @@ -0,0 +1,114 @@ +package de.intevation.flys.importer.parsers; + +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.ImportSQRelation; +import de.intevation.flys.importer.ImportSQRelationValue; +import de.intevation.flys.importer.ImportTimeInterval; + + +public class SQRelationParser extends LineParser { + + private static final Logger log = + Logger.getLogger(SQRelationParser.class); + + private static final Pattern TIMERANGE_REGEX = + Pattern.compile(".*Zeitraum.*\\s(\\w*)-(\\w*).*"); + + private static final NumberFormat nf = + NumberFormat.getInstance(DEFAULT_LOCALE); + + + private List<ImportSQRelation> relations; + + private ImportSQRelation current; + + + public SQRelationParser() { + relations = new ArrayList<ImportSQRelation>(); + } + + + public List<ImportSQRelation> getSQRelations() { + return relations; + } + + @Override + protected void reset() { + current = new ImportSQRelation(); + } + + + @Override + protected void finish() { + relations.add(current); + } + + + @Override + protected void handleLine(String line) { + if (line.startsWith(START_META_CHAR)) { + handleMetaLine(stripMetaLine(line)); + } + else { + handleDataLine(line); + } + } + + + protected void handleMetaLine(String line) { + Matcher m = TIMERANGE_REGEX.matcher(line); + + if (m.matches()) { + String lo = m.group(1); + String hi = m.group(2); + + log.debug("Found timerange " + lo + " - " + hi); + + try { + int low = nf.parse(lo).intValue(); + int high = nf.parse(hi).intValue(); + + current.setTimeInterval(new ImportTimeInterval( + getDateFromYear(low), + getDateFromYear(high) + )); + } + catch (ParseException nfe) { + log.warn("Cannot parse time range.", nfe); + } + } + } + + + protected void handleDataLine(String line) { + String[] cols = line.split(SEPERATOR_CHAR); + + if (cols.length < 8) { + log.warn("skip invalid data line: '" + line + "'"); + return; + } + + try { + current.addValue(new ImportSQRelationValue( + cols[1], + cols[2], + cols[4], + nf.parse(cols[3]).doubleValue(), + nf.parse(cols[6]).doubleValue(), + nf.parse(cols[7]).doubleValue() + )); + } + catch (ParseException pe) { + log.warn("Error while parsing sq relation row: '" + line + "'", pe); + } + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :