Mercurial > dive4elements > river
comparison flys-backend/src/main/java/de/intevation/flys/importer/parsers/SQRelationParser.java @ 3328:a41f279a66e2
Added parser and import classes to import MINFO sq relations.
flys-backend/trunk@4646 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Wed, 13 Jun 2012 06:22:04 +0000 |
| parents | |
| children | cc8fc6b29649 |
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| 3327:bf8d9a4f4cd4 | 3328:a41f279a66e2 |
|---|---|
| 1 package de.intevation.flys.importer.parsers; | |
| 2 | |
| 3 import java.text.NumberFormat; | |
| 4 import java.text.ParseException; | |
| 5 import java.util.ArrayList; | |
| 6 import java.util.List; | |
| 7 import java.util.regex.Matcher; | |
| 8 import java.util.regex.Pattern; | |
| 9 | |
| 10 import org.apache.log4j.Logger; | |
| 11 | |
| 12 import de.intevation.flys.importer.ImportSQRelation; | |
| 13 import de.intevation.flys.importer.ImportSQRelationValue; | |
| 14 import de.intevation.flys.importer.ImportTimeInterval; | |
| 15 | |
| 16 | |
| 17 public class SQRelationParser extends LineParser { | |
| 18 | |
| 19 private static final Logger log = | |
| 20 Logger.getLogger(SQRelationParser.class); | |
| 21 | |
| 22 private static final Pattern TIMERANGE_REGEX = | |
| 23 Pattern.compile(".*Zeitraum.*\\s(\\w*)-(\\w*).*"); | |
| 24 | |
| 25 private static final NumberFormat nf = | |
| 26 NumberFormat.getInstance(DEFAULT_LOCALE); | |
| 27 | |
| 28 | |
| 29 private List<ImportSQRelation> relations; | |
| 30 | |
| 31 private ImportSQRelation current; | |
| 32 | |
| 33 | |
| 34 public SQRelationParser() { | |
| 35 relations = new ArrayList<ImportSQRelation>(); | |
| 36 } | |
| 37 | |
| 38 | |
| 39 public List<ImportSQRelation> getSQRelations() { | |
| 40 return relations; | |
| 41 } | |
| 42 | |
| 43 @Override | |
| 44 protected void reset() { | |
| 45 current = new ImportSQRelation(); | |
| 46 } | |
| 47 | |
| 48 | |
| 49 @Override | |
| 50 protected void finish() { | |
| 51 relations.add(current); | |
| 52 } | |
| 53 | |
| 54 | |
| 55 @Override | |
| 56 protected void handleLine(String line) { | |
| 57 if (line.startsWith(START_META_CHAR)) { | |
| 58 handleMetaLine(stripMetaLine(line)); | |
| 59 } | |
| 60 else { | |
| 61 handleDataLine(line); | |
| 62 } | |
| 63 } | |
| 64 | |
| 65 | |
| 66 protected void handleMetaLine(String line) { | |
| 67 Matcher m = TIMERANGE_REGEX.matcher(line); | |
| 68 | |
| 69 if (m.matches()) { | |
| 70 String lo = m.group(1); | |
| 71 String hi = m.group(2); | |
| 72 | |
| 73 log.debug("Found timerange " + lo + " - " + hi); | |
| 74 | |
| 75 try { | |
| 76 int low = nf.parse(lo).intValue(); | |
| 77 int high = nf.parse(hi).intValue(); | |
| 78 | |
| 79 current.setTimeInterval(new ImportTimeInterval( | |
| 80 getDateFromYear(low), | |
| 81 getDateFromYear(high) | |
| 82 )); | |
| 83 } | |
| 84 catch (ParseException nfe) { | |
| 85 log.warn("Cannot parse time range.", nfe); | |
| 86 } | |
| 87 } | |
| 88 } | |
| 89 | |
| 90 | |
| 91 protected void handleDataLine(String line) { | |
| 92 String[] cols = line.split(SEPERATOR_CHAR); | |
| 93 | |
| 94 if (cols.length < 8) { | |
| 95 log.warn("skip invalid data line: '" + line + "'"); | |
| 96 return; | |
| 97 } | |
| 98 | |
| 99 try { | |
| 100 current.addValue(new ImportSQRelationValue( | |
| 101 cols[1], | |
| 102 cols[2], | |
| 103 cols[4], | |
| 104 nf.parse(cols[3]).doubleValue(), | |
| 105 nf.parse(cols[6]).doubleValue(), | |
| 106 nf.parse(cols[7]).doubleValue() | |
| 107 )); | |
| 108 } | |
| 109 catch (ParseException pe) { | |
| 110 log.warn("Error while parsing sq relation row: '" + line + "'", pe); | |
| 111 } | |
| 112 } | |
| 113 } | |
| 114 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |