Mercurial > dive4elements > river
comparison backend/src/main/java/org/dive4elements/river/importer/parsers/PegelGltParser.java @ 5838:5aa05a7a34b7
Rename modules to more fitting names.
| author | Sascha L. Teichmann <teichmann@intevation.de> |
|---|---|
| date | Thu, 25 Apr 2013 15:23:37 +0200 |
| parents | flys-backend/src/main/java/org/dive4elements/river/importer/parsers/PegelGltParser.java@18619c1e7c2a |
| children | 4dd33b86dc61 |
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| 5837:d9901a08d0a6 | 5838:5aa05a7a34b7 |
|---|---|
| 1 package org.dive4elements.river.importer.parsers; | |
| 2 | |
| 3 import java.io.File; | |
| 4 | |
| 5 import java.util.List; | |
| 6 import java.util.ArrayList; | |
| 7 | |
| 8 import java.io.IOException; | |
| 9 import java.io.LineNumberReader; | |
| 10 import java.io.FileInputStream; | |
| 11 import java.io.InputStreamReader; | |
| 12 | |
| 13 import java.math.BigDecimal; | |
| 14 | |
| 15 import org.apache.log4j.Logger; | |
| 16 | |
| 17 import org.dive4elements.artifacts.common.utils.FileTools; | |
| 18 | |
| 19 import org.dive4elements.river.importer.ImportGauge; | |
| 20 import org.dive4elements.river.importer.ImportRange; | |
| 21 | |
| 22 public class PegelGltParser | |
| 23 { | |
| 24 private static Logger log = Logger.getLogger(PegelGltParser.class); | |
| 25 | |
| 26 public static final String ENCODING = "ISO-8859-1"; | |
| 27 | |
| 28 public static final String KM = "km:"; | |
| 29 | |
| 30 protected List<ImportGauge> gauges; | |
| 31 | |
| 32 public PegelGltParser() { | |
| 33 gauges = new ArrayList<ImportGauge>(); | |
| 34 } | |
| 35 | |
| 36 public List<ImportGauge> getGauges() { | |
| 37 return gauges; | |
| 38 } | |
| 39 | |
| 40 public void parse(File file) throws IOException { | |
| 41 | |
| 42 File parent = file.getParentFile(); | |
| 43 | |
| 44 log.info("parsing GLT file '" + file + "'"); | |
| 45 LineNumberReader in = null; | |
| 46 try { | |
| 47 in = | |
| 48 new LineNumberReader( | |
| 49 new InputStreamReader( | |
| 50 new FileInputStream(file), ENCODING)); | |
| 51 | |
| 52 String line = null; | |
| 53 while ((line = in.readLine()) != null) { | |
| 54 if ((line = line.trim()).length() == 0) { | |
| 55 continue; | |
| 56 } | |
| 57 | |
| 58 int kmPos = line.indexOf(KM); | |
| 59 if (kmPos < 0) { | |
| 60 log.warn("GLT: no gauge found in line " + in.getLineNumber()); | |
| 61 continue; | |
| 62 } | |
| 63 | |
| 64 String gaugeName = line.substring(0, kmPos).trim(); | |
| 65 log.info("Found gauge '" + gaugeName + "'"); | |
| 66 | |
| 67 line = line.substring(kmPos + KM.length()).trim(); | |
| 68 | |
| 69 String [] parts = line.split("\\s+"); | |
| 70 if (parts.length < 4) { | |
| 71 log.warn("GLT: line " + in.getLineNumber() | |
| 72 + " has not enough columns."); | |
| 73 continue; | |
| 74 } | |
| 75 | |
| 76 BigDecimal from = new BigDecimal(parts[0].replace(",", ".")); | |
| 77 BigDecimal to = new BigDecimal(parts[1].replace(",", ".")); | |
| 78 if (from.compareTo(from) > 0) { | |
| 79 BigDecimal t = from; from = to; to = t; | |
| 80 } | |
| 81 ImportRange range = new ImportRange(from, to); | |
| 82 File staFile = FileTools.repair(new File(parent, parts[2])); | |
| 83 File atFile = FileTools.repair(new File(parent, parts[3])); | |
| 84 | |
| 85 if (log.isDebugEnabled()) { | |
| 86 log.debug("\tfrom: " + from); | |
| 87 log.debug("\tto: " + to); | |
| 88 log.debug("\tsta: " + staFile); | |
| 89 log.debug("\tat: " + atFile); | |
| 90 } | |
| 91 | |
| 92 gauges.add(new ImportGauge(range, staFile, atFile)); | |
| 93 } | |
| 94 } | |
| 95 finally { | |
| 96 if (in != null) { | |
| 97 in.close(); | |
| 98 } | |
| 99 } | |
| 100 } | |
| 101 } | |
| 102 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |