Mercurial > dive4elements > river
comparison backend/src/main/java/org/dive4elements/river/importer/parsers/PRFParser.java @ 5924:454b7b455cb6
PRFParser: Documentation.
| author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
|---|---|
| date | Wed, 08 May 2013 14:58:16 +0200 |
| parents | 4dd33b86dc61 |
| children | 59f6a47822a4 |
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| 5923:131f5f58ff7d | 5924:454b7b455cb6 |
|---|---|
| 80 | 80 |
| 81 firstShift = Math.pow(10, firstFractionPlaces); | 81 firstShift = Math.pow(10, firstFractionPlaces); |
| 82 secondShift = Math.pow(10, secondFractionPlaces); | 82 secondShift = Math.pow(10, secondFractionPlaces); |
| 83 } | 83 } |
| 84 | 84 |
| 85 /** | |
| 86 * @param kmData where data points will be added to. | |
| 87 * @param line Line to parse. | |
| 88 * @return -1 at invalid lines, 1 if maxRepetitions values have been | |
| 89 * read, 0 otherwise. | |
| 90 */ | |
| 85 public int extractData(String line, List<XY> kmData) { | 91 public int extractData(String line, List<XY> kmData) { |
| 86 int L = line.length(); | 92 int L = line.length(); |
| 87 if (L <= deleteChars) { | 93 if (L <= deleteChars) { |
| 88 return -1; | 94 return -1; |
| 89 } | 95 } |
| 90 | 96 |
| 91 int pos = deleteChars; | 97 int pos = deleteChars; |
| 92 | 98 |
| 93 boolean debug = log.isDebugEnabled(); | 99 boolean debug = log.isDebugEnabled(); |
| 94 | 100 |
| 95 | 101 // Repetitions are values per line ( ... 10.0 12.5 15.3 ... ) |
| 96 int rep = 0; | 102 int rep = 0; |
| 97 for (;rep < maxRepetitions; ++rep) { | 103 for (;rep < maxRepetitions; ++rep) { |
| 98 if (pos >= L || pos + firstIntegerPlaces >= L) { | 104 if (pos >= L || pos + firstIntegerPlaces >= L) { |
| 99 break; | 105 break; |
| 100 } | 106 } |
| 101 String first = line.substring( | 107 String first = line.substring( |
| 102 pos, pos + firstIntegerPlaces); | 108 pos, pos + firstIntegerPlaces); |
| 103 | 109 |
| 104 String second = line.substring( | 110 String second = line.substring( |
| 105 pos + firstIntegerPlaces, | 111 pos + firstIntegerPlaces, |
| 106 Math.min(L, pos+firstIntegerPlaces+secondIntegerPlaces)); | 112 Math.min(L, pos + firstIntegerPlaces + secondIntegerPlaces)); |
| 107 | 113 |
| 108 double x, y; | 114 double x, y; |
| 109 try { | 115 try { |
| 110 x = Double.parseDouble(first); | 116 x = Double.parseDouble(first); |
| 111 y = Double.parseDouble(second); | 117 y = Double.parseDouble(second); |
| 178 ? ((int)(km*shift))/shift | 184 ? ((int)(km*shift))/shift |
| 179 : km; | 185 : km; |
| 180 } | 186 } |
| 181 } // class KMFormat | 187 } // class KMFormat |
| 182 | 188 |
| 189 /** Mapping stations (km) to measured points. */ | |
| 183 protected Map<Double, List<XY>> data; | 190 protected Map<Double, List<XY>> data; |
| 184 | 191 |
| 185 protected Integer year; | 192 protected Integer year; |
| 186 | 193 |
| 187 protected String description; | 194 protected String description; |