Mercurial > dive4elements > river
comparison artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/tkhstate/TsvHelper.java @ 9481:787fc085459b
TSV introduced; uinfo.inundationWMS-Config
| author | gernotbelger |
|---|---|
| date | Wed, 12 Sep 2018 10:55:09 +0200 |
| parents | |
| children | ba0561906f81 |
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| 9480:7228bd10a8cc | 9481:787fc085459b |
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| 1 /** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde | |
| 2 * Software engineering by | |
| 3 * Björnsen Beratende Ingenieure GmbH | |
| 4 * Dr. Schumacher Ingenieurbüro für Wasser und Umwelt | |
| 5 * | |
| 6 * This file is Free Software under the GNU AGPL (>=v3) | |
| 7 * and comes with ABSOLUTELY NO WARRANTY! Check out the | |
| 8 * documentation coming with Dive4Elements River for details. | |
| 9 */ | |
| 10 package org.dive4elements.river.artifacts.sinfo.tkhstate; | |
| 11 | |
| 12 import java.io.BufferedReader; | |
| 13 import java.io.File; | |
| 14 import java.io.FileReader; | |
| 15 import java.io.IOException; | |
| 16 import java.util.ArrayList; | |
| 17 import java.util.List; | |
| 18 | |
| 19 import org.dive4elements.artifacts.common.utils.Config; | |
| 20 | |
| 21 import au.com.bytecode.opencsv.CSVReader; | |
| 22 | |
| 23 /** | |
| 24 * @author Domenico Nardi Tironi | |
| 25 * | |
| 26 */ | |
| 27 public class TsvHelper { | |
| 28 | |
| 29 public static class TsvReaderException extends Exception { | |
| 30 private static final long serialVersionUID = 1L; | |
| 31 | |
| 32 public TsvReaderException(final String message) { | |
| 33 super(message); | |
| 34 } | |
| 35 } | |
| 36 | |
| 37 public static List<String[]> readTsv(final File inputFile, final int requiredLength) throws IOException, TsvReaderException { | |
| 38 | |
| 39 final List<String[]> result = new ArrayList<>(); | |
| 40 | |
| 41 final byte[] BOM = new byte[] { (byte) 0xEF, (byte) 0xBB, (byte) 0xBF }; | |
| 42 final String bomChar = new String(BOM, "UTF-8"); | |
| 43 | |
| 44 try (final BufferedReader bReader = new BufferedReader(new FileReader(inputFile))) { | |
| 45 | |
| 46 try (final CSVReader reader = new CSVReader(bReader, '\t')) { | |
| 47 String[] line; | |
| 48 while ((line = reader.readNext()) != null) { | |
| 49 if (line == null || line[0].startsWith("#") || line[0].trim().equals("") || (line[0].startsWith(bomChar) && line[0].contains("#"))) { | |
| 50 continue; | |
| 51 } | |
| 52 | |
| 53 if (line.length != requiredLength) { | |
| 54 reader.close(); | |
| 55 throw new TsvReaderException("Invalid number of Tokens; should be " + requiredLength + "!"); | |
| 56 } | |
| 57 result.add(line); | |
| 58 } | |
| 59 } | |
| 60 return result; | |
| 61 } | |
| 62 } | |
| 63 | |
| 64 public static final File makeFile2(final String fileNameRaw, final String rivername) { | |
| 65 final File configDir = Config.getModulesConfigDirectory(); | |
| 66 final String filename = String.format(fileNameRaw, rivername); | |
| 67 return new File(configDir, filename); | |
| 68 } | |
| 69 | |
| 70 public static final File checkFile(final File file) { | |
| 71 if (!file.canRead() && !file.isFile()) { | |
| 72 return null; // no config-file specified or spelling mistake etc. (not necessarily an error) | |
| 73 } | |
| 74 return file; | |
| 75 } | |
| 76 } |