Mercurial > dive4elements > river
comparison backend/src/main/java/org/dive4elements/river/importer/parsers/BundesWasserStrassenParser.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 | 9d2e69f971f5 |
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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.util.HashMap; | |
| 12 | |
| 13 import org.apache.log4j.Logger; | |
| 14 | |
| 15 /** Parse CSV file that contains official numbers for rivers. */ | |
| 16 public class BundesWasserStrassenParser extends LineParser { | |
| 17 | |
| 18 /** Private logger. */ | |
| 19 private static final Logger logger = | |
| 20 Logger.getLogger(BundesWasserStrassenParser.class); | |
| 21 | |
| 22 /** Map from rivernames to Official numbers. */ | |
| 23 private HashMap<String,Long> numberMap; | |
| 24 | |
| 25 | |
| 26 public BundesWasserStrassenParser() { | |
| 27 numberMap = new HashMap<String,Long>(); | |
| 28 } | |
| 29 | |
| 30 | |
| 31 /** No need to reset. */ | |
| 32 @Override | |
| 33 protected void reset() { | |
| 34 } | |
| 35 | |
| 36 | |
| 37 /** No action needed on eof. */ | |
| 38 @Override | |
| 39 protected void finish() { | |
| 40 } | |
| 41 | |
| 42 | |
| 43 /** Handle a line of the bwastr-id file. */ | |
| 44 @Override | |
| 45 protected void handleLine(int lineNum, String line) { | |
| 46 String[] vals = line.split(","); | |
| 47 // Try both "," and ";" as separator. | |
| 48 if (vals.length != 2) { | |
| 49 vals = line.split(";"); | |
| 50 if (vals.length != 2) { | |
| 51 logger.warn("Invalid bwastr-id line:\n" + line); | |
| 52 return; | |
| 53 } | |
| 54 } | |
| 55 try { | |
| 56 String name = unwrap(vals[0].toLowerCase()); | |
| 57 String numberStr = unwrap(vals[1]); | |
| 58 Long number = Long.valueOf(numberStr); | |
| 59 numberMap.put(name, number); | |
| 60 } | |
| 61 catch (NumberFormatException e) { | |
| 62 logger.warn("Invalid number in bwastr-id line:\n" + line); | |
| 63 } | |
| 64 } | |
| 65 | |
| 66 | |
| 67 /** Get river -> official number mapping. */ | |
| 68 public HashMap<String,Long> getMap() { | |
| 69 return numberMap; | |
| 70 } | |
| 71 | |
| 72 | |
| 73 /** Remove leading and trailing quotes. */ | |
| 74 protected String unwrap(String input) { | |
| 75 if (input.startsWith("\"")) { | |
| 76 input = input.substring(1); | |
| 77 } | |
| 78 if (input.endsWith("\"")) { | |
| 79 input = input.substring(0, input.length() - 1); | |
| 80 } | |
| 81 return input; | |
| 82 } | |
| 83 } | |
| 84 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |