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