Mercurial > dive4elements > river
view backend/src/main/java/org/dive4elements/river/importer/uinfo/parsers/SalixParser.java @ 9038:4c5eeaff554c
Database column "comment" renamed to "notes" (restrictions in Oracle)
author | mschaefer |
---|---|
date | Wed, 02 May 2018 06:56:21 +0200 |
parents | ae76f618d990 |
children | 63c086139391 |
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/* Copyright (C) 2017 by Bundesanstalt für Gewässerkunde * Software engineering by * Björnsen Beratende Ingenieure GmbH * Dr. Schumacher Ingenieurbüro für Wasser und Umwelt * * This file is Free Software under the GNU AGPL (>=v3) * and comes with ABSOLUTELY NO WARRANTY! Check out the * documentation coming with Dive4Elements River for details. */ package org.dive4elements.river.importer.uinfo.parsers; import java.io.File; import java.util.ArrayList; import java.util.EnumMap; import java.util.List; import java.util.regex.Matcher; import java.util.regex.Pattern; import org.apache.log4j.Logger; import org.dive4elements.river.importer.Config; import org.dive4elements.river.importer.ImportRiver; import org.dive4elements.river.importer.common.AbstractParser; import org.dive4elements.river.importer.common.ParsingState; import org.dive4elements.river.importer.uinfo.importitem.SalixKmLineImport; import org.dive4elements.river.importer.uinfo.importitem.SalixSeriesImport; import org.dive4elements.river.model.uinfo.Salix; import org.dive4elements.river.model.uinfo.SalixValue; /** * Reads and parses a salix file * * @author Matthias Schäfer * */ public class SalixParser extends AbstractParser<Salix, SalixValue, SalixKmLineImport, SalixSeriesImport> { /***** FIELDS *****/ private static final Logger log = Logger.getLogger(SalixParser.class); private static final String IMPORT_FILENAME = "Salix-Linie.csv"; private static final Pattern META_EVALUATOR = Pattern.compile("^#\\sAuswerter:\\s*([^;]*).*", Pattern.CASE_INSENSITIVE); private enum ColTitlePattern { FACTOR("Salix.Fa.tor\\s*\\[(.*)\\].*"), // MWMNW("\\(MW-MNW\\).*\\[(.*)\\].*"); private final Pattern pattern; ColTitlePattern(final String regexp) { this.pattern = Pattern.compile(regexp, Pattern.CASE_INSENSITIVE); } public Pattern getPattern() { return this.pattern; } } private final EnumMap<ColTitlePattern, Integer> cols = new EnumMap<>(ColTitlePattern.class); /***** CONSTRUCTORS *****/ public SalixParser(final File importPath, final File rootRelativePath, final ImportRiver river) { super(importPath, rootRelativePath, river); } /***** METHODS *****/ @Override protected Logger getLog() { return log; } /** * Whether this import type shall be skipped */ public static boolean shallSkip() { return Config.INSTANCE.skipUInfoSalix(); } /** * Creates a list of parsers for all salix import files in a directory */ public static List<SalixParser> createParsers(final File importDir, final File relativeDir, final ImportRiver river) { final List<SalixParser> parsers = new ArrayList<>(); final File importFile = new File(importDir, IMPORT_FILENAME); if (importFile.exists()) parsers.add(new SalixParser(importFile, new File(relativeDir, IMPORT_FILENAME), river)); return parsers; } @Override protected SalixSeriesImport createSeriesImport(final String filename) { return new SalixSeriesImport(filename); } @Override protected boolean handleMetaOther() { if (handleMetaEvaluator()) return true; else return false; } private boolean handleMetaEvaluator() { final Matcher m = META_EVALUATOR.matcher(this.currentLine); if (m.matches()) { this.metaPatternsMatched.add(META_EVALUATOR); this.seriesHeader.setEvaluationBy(parseMetaInfo(m.group(1).trim())); return true; } return false; } @Override protected boolean handleMetaColumnTitles() { if (!super.handleMetaColumnTitles()) return false; for (final ColTitlePattern col : ColTitlePattern.values()) this.cols.put(col, -1); for (int i = 1; i <= this.columnTitles.size() - 1; i++) { for (final ColTitlePattern col : ColTitlePattern.values()) { if (col.getPattern().matcher(this.columnTitles.get(i)).matches()) { this.cols.put(col, i); break; } } } if ((this.cols.get(ColTitlePattern.FACTOR) < 0) || (this.cols.get(ColTitlePattern.MWMNW) < 0)) { logError("Column of the salix factor and/or mnw-mw-diff could not be identified"); this.headerParsingState = ParsingState.STOP; return false; } return true; } @Override protected SalixKmLineImport createKmLineImport(final Double km, final String[] values) { if (Double.isNaN(parseDoubleWithNull(values[this.cols.get(ColTitlePattern.FACTOR)]).doubleValue())) { logError("Salix factor not found in line " + this.in.getLineNumber()); return null; } if (Double.isNaN(parseDoubleWithNull(values[this.cols.get(ColTitlePattern.MWMNW)]).doubleValue())) { logError("MNW-MW-diff not found in line " + this.in.getLineNumber()); return null; } return new SalixKmLineImport(km, parseDoubleWithNull(values[this.cols.get(ColTitlePattern.FACTOR)]).doubleValue(), parseDoubleWithNull(values[this.cols.get(ColTitlePattern.MWMNW)]).doubleValue()); } }