Mercurial > dive4elements > river
comparison flys-backend/src/main/java/de/intevation/flys/importer/InfoGewParser.java @ 177:31895d24387e
Importer: Added info gew parser.
flys-backend/trunk@1485 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Wed, 16 Mar 2011 17:01:55 +0000 |
| parents | |
| children | 3908bfb2aa43 |
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| 176:3035d861a576 | 177:31895d24387e |
|---|---|
| 1 package de.intevation.flys.importer; | |
| 2 | |
| 3 import java.io.File; | |
| 4 | |
| 5 import java.util.List; | |
| 6 import java.util.ArrayList; | |
| 7 | |
| 8 import java.util.regex.Pattern; | |
| 9 import java.util.regex.Matcher; | |
| 10 | |
| 11 import java.io.IOException; | |
| 12 import java.io.LineNumberReader; | |
| 13 import java.io.FileInputStream; | |
| 14 import java.io.InputStreamReader; | |
| 15 | |
| 16 import org.apache.log4j.Logger; | |
| 17 | |
| 18 import de.intevation.flys.utils.FileTools; | |
| 19 | |
| 20 public class InfoGewParser | |
| 21 { | |
| 22 private static Logger log = Logger.getLogger(InfoGewParser.class); | |
| 23 | |
| 24 public static final String ENCODING = "ISO-8859-1"; | |
| 25 | |
| 26 public static final Pattern GEWAESSER = | |
| 27 Pattern.compile("^\\s*Gew\u00e4sser\\s*:\\s*(.+)"); | |
| 28 | |
| 29 public static final Pattern WST_DATEI = | |
| 30 Pattern.compile("^\\s*WSTDatei\\s*:\\s*(.+)"); | |
| 31 | |
| 32 public static final Pattern BB_INFO = | |
| 33 Pattern.compile("^\\s*B\\+B-Info\\s*:\\s*(.+)"); | |
| 34 | |
| 35 protected ArrayList<ImportRiver> rivers; | |
| 36 | |
| 37 public InfoGewParser() { | |
| 38 rivers = new ArrayList<ImportRiver>(); | |
| 39 } | |
| 40 | |
| 41 public static final String normalize(String f) { | |
| 42 return f.replace("\\", "/").replace("/", File.separator); | |
| 43 } | |
| 44 | |
| 45 public void parse(File file) throws IOException { | |
| 46 | |
| 47 LineNumberReader in = null; | |
| 48 | |
| 49 File root = file.getParentFile(); | |
| 50 | |
| 51 ImportRiver importRiver = new ImportRiver(); | |
| 52 try { | |
| 53 in = | |
| 54 new LineNumberReader( | |
| 55 new InputStreamReader( | |
| 56 new FileInputStream(file), ENCODING)); | |
| 57 | |
| 58 String line = null; | |
| 59 | |
| 60 String riverName = null; | |
| 61 File wstFile = null; | |
| 62 File bbInfoFile = null; | |
| 63 | |
| 64 while ((line = in.readLine()) != null) { | |
| 65 if ((line = line.trim()).length() == 0) { | |
| 66 continue; | |
| 67 } | |
| 68 Matcher m = GEWAESSER.matcher(line); | |
| 69 | |
| 70 if (m.matches()) { | |
| 71 String river = m.group(1); | |
| 72 log.info("Found river '" + river + "'"); | |
| 73 if (riverName != null) { | |
| 74 rivers.add(new ImportRiver(riverName, wstFile, bbInfoFile)); | |
| 75 } | |
| 76 riverName = river; | |
| 77 wstFile = null; | |
| 78 bbInfoFile = null; | |
| 79 } | |
| 80 else if ((m = WST_DATEI.matcher(line)).matches()) { | |
| 81 String wstFilename = m.group(1); | |
| 82 File wst = new File(wstFilename = normalize(wstFilename)); | |
| 83 if (!wst.isAbsolute()) { | |
| 84 wst = new File(root, wstFilename); | |
| 85 } | |
| 86 wst = FileTools.repair(wst); | |
| 87 log.info("Found wst file '" + wst + "'"); | |
| 88 if (!wst.isFile() || !wst.canRead()) { | |
| 89 log.warn("cannot access WST file '" + wstFilename + "'"); | |
| 90 continue; | |
| 91 } | |
| 92 wstFile = wst; | |
| 93 } | |
| 94 else if ((m = BB_INFO.matcher(line)).matches()) { | |
| 95 //TODO: Make it relative to the wst file. | |
| 96 String bbInfo = m.group(1); | |
| 97 bbInfoFile = new File(normalize(bbInfo)); | |
| 98 } | |
| 99 } | |
| 100 if (riverName != null) { | |
| 101 rivers.add(new ImportRiver(riverName, wstFile, bbInfoFile)); | |
| 102 } | |
| 103 } | |
| 104 finally { | |
| 105 if (in != null) { | |
| 106 in.close(); | |
| 107 } | |
| 108 } | |
| 109 } | |
| 110 } | |
| 111 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |