Mercurial > dive4elements > river
comparison backend/src/main/java/org/dive4elements/river/importer/parsers/InfoGewParser.java @ 7730:e1b831fe435a slt-simplify-cross-sections
Merged default into slt-simplify-cross-sections branch and updated package and class names.
| author | Tom Gottfried <tom@intevation.de> |
|---|---|
| date | Mon, 20 Jan 2014 14:04:20 +0100 |
| parents | 4c3ccf2b0304 |
| children | 24408bce2fdb |
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| 5084:ca45dd039b54 | 7730:e1b831fe435a |
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| 1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde | |
| 2 * Software engineering by Intevation GmbH | |
| 3 * | |
| 4 * This file is Free Software under the GNU AGPL (>=v3) | |
| 5 * and comes with ABSOLUTELY NO WARRANTY! Check out the | |
| 6 * documentation coming with Dive4Elements River for details. | |
| 7 */ | |
| 8 | |
| 9 package org.dive4elements.river.importer.parsers; | |
| 10 | |
| 11 import java.io.File; | |
| 12 | |
| 13 import java.util.List; | |
| 14 import java.util.ArrayList; | |
| 15 | |
| 16 import java.util.regex.Pattern; | |
| 17 import java.util.regex.Matcher; | |
| 18 | |
| 19 import java.io.IOException; | |
| 20 import java.io.LineNumberReader; | |
| 21 import java.io.FileInputStream; | |
| 22 import java.io.InputStreamReader; | |
| 23 | |
| 24 import org.apache.log4j.Logger; | |
| 25 | |
| 26 import org.dive4elements.artifacts.common.utils.FileTools; | |
| 27 | |
| 28 import org.dive4elements.river.importer.ImportRiver; | |
| 29 | |
| 30 | |
| 31 /** Processes files mentioned in an info file for a river. */ | |
| 32 public class InfoGewParser | |
| 33 { | |
| 34 private static Logger log = Logger.getLogger(InfoGewParser.class); | |
| 35 | |
| 36 public static final String ENCODING = "ISO-8859-1"; | |
| 37 | |
| 38 public static final Pattern GEWAESSER = | |
| 39 Pattern.compile("^\\s*Gew\u00e4sser\\s*:\\s*(.+)"); | |
| 40 | |
| 41 public static final Pattern WST_DATEI = | |
| 42 Pattern.compile("^\\s*WSTDatei\\s*:\\s*(.+)"); | |
| 43 | |
| 44 public static final Pattern BB_INFO = | |
| 45 Pattern.compile("^\\s*B\\+B-Info\\s*:\\s*(.+)"); | |
| 46 | |
| 47 protected ArrayList<ImportRiver> rivers; | |
| 48 | |
| 49 protected AnnotationClassifier annotationClassifier; | |
| 50 | |
| 51 public InfoGewParser() { | |
| 52 this(null); | |
| 53 } | |
| 54 | |
| 55 public InfoGewParser(AnnotationClassifier annotationClassifier) { | |
| 56 rivers = new ArrayList<ImportRiver>(); | |
| 57 this.annotationClassifier = annotationClassifier; | |
| 58 } | |
| 59 | |
| 60 public List<ImportRiver> getRivers() { | |
| 61 return rivers; | |
| 62 } | |
| 63 | |
| 64 public static final String normalize(String f) { | |
| 65 return f.replace("\\", "/").replace("/", File.separator); | |
| 66 } | |
| 67 | |
| 68 /** Handle a gew, wst, or bb_info file. */ | |
| 69 public void parse(File file) throws IOException { | |
| 70 | |
| 71 LineNumberReader in = null; | |
| 72 | |
| 73 File root = file.getParentFile(); | |
| 74 | |
| 75 try { | |
| 76 in = | |
| 77 new LineNumberReader( | |
| 78 new InputStreamReader( | |
| 79 new FileInputStream(file), ENCODING)); | |
| 80 | |
| 81 String line = null; | |
| 82 | |
| 83 String riverName = null; | |
| 84 File wstFile = null; | |
| 85 File bbInfoFile = null; | |
| 86 | |
| 87 while ((line = in.readLine()) != null) { | |
| 88 if ((line = line.trim()).length() == 0) { | |
| 89 continue; | |
| 90 } | |
| 91 Matcher m = GEWAESSER.matcher(line); | |
| 92 | |
| 93 if (m.matches()) { | |
| 94 String river = m.group(1); | |
| 95 log.info("Found river '" + river + "'"); | |
| 96 if (riverName != null) { | |
| 97 rivers.add(new ImportRiver( | |
| 98 riverName, | |
| 99 wstFile, | |
| 100 bbInfoFile, | |
| 101 annotationClassifier)); | |
| 102 } | |
| 103 riverName = river; | |
| 104 wstFile = null; | |
| 105 bbInfoFile = null; | |
| 106 } | |
| 107 else if ((m = WST_DATEI.matcher(line)).matches()) { | |
| 108 String wstFilename = m.group(1); | |
| 109 File wst = new File(wstFilename = normalize(wstFilename)); | |
| 110 if (!wst.isAbsolute()) { | |
| 111 wst = new File(root, wstFilename); | |
| 112 } | |
| 113 wst = FileTools.repair(wst); | |
| 114 log.info("Found wst file '" + wst + "'"); | |
| 115 if (!wst.isFile() || !wst.canRead()) { | |
| 116 log.error("cannot access WST file '" + wstFilename + "'"); | |
| 117 continue; | |
| 118 } | |
| 119 wstFile = wst; | |
| 120 } | |
| 121 else if ((m = BB_INFO.matcher(line)).matches()) { | |
| 122 //TODO: Make it relative to the wst file. | |
| 123 String bbInfo = m.group(1); | |
| 124 bbInfoFile = new File(normalize(bbInfo)); | |
| 125 } | |
| 126 } | |
| 127 if (riverName != null) { | |
| 128 rivers.add(new ImportRiver( | |
| 129 riverName, | |
| 130 wstFile, | |
| 131 bbInfoFile, | |
| 132 annotationClassifier)); | |
| 133 } | |
| 134 } | |
| 135 finally { | |
| 136 if (in != null) { | |
| 137 in.close(); | |
| 138 } | |
| 139 } | |
| 140 | |
| 141 for (ImportRiver river: rivers) { | |
| 142 river.parseDependencies(); | |
| 143 } | |
| 144 } | |
| 145 } | |
| 146 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |