Mercurial > dive4elements > river
comparison backend/src/main/java/org/dive4elements/river/importer/parsers/BedHeightSingleParser.java @ 5838:5aa05a7a34b7
Rename modules to more fitting names.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Thu, 25 Apr 2013 15:23:37 +0200 |
parents | flys-backend/src/main/java/org/dive4elements/river/importer/parsers/BedHeightSingleParser.java@18619c1e7c2a |
children | 4dd33b86dc61 |
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5837:d9901a08d0a6 | 5838:5aa05a7a34b7 |
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1 package org.dive4elements.river.importer.parsers; | |
2 | |
3 import java.math.BigDecimal; | |
4 | |
5 import java.text.ParseException; | |
6 | |
7 import org.apache.log4j.Logger; | |
8 | |
9 import org.dive4elements.river.importer.ImportBedHeight; | |
10 import org.dive4elements.river.importer.ImportBedHeightSingle; | |
11 import org.dive4elements.river.importer.ImportBedHeightSingleValue; | |
12 | |
13 | |
14 public class BedHeightSingleParser extends BedHeightParser { | |
15 | |
16 private static final Logger log = | |
17 Logger.getLogger(BedHeightSingleParser.class); | |
18 | |
19 | |
20 | |
21 @Override | |
22 protected ImportBedHeight newImportBedHeight(String description) { | |
23 return new ImportBedHeightSingle(description); | |
24 } | |
25 | |
26 | |
27 | |
28 /** | |
29 * Create ImportBedHeightSingleValue from a line of csv file, add | |
30 * it to the ImportBedHeight. | |
31 */ | |
32 @Override | |
33 protected void handleDataLine(ImportBedHeight obj, String line) { | |
34 String[] values = line.split(SEPERATOR_CHAR); | |
35 | |
36 if (values == null || (values.length != 1 && values.length < 6)) { | |
37 //log.warn("BSP: Error while parsing data line: '" + line + "'"); | |
38 return; | |
39 } | |
40 | |
41 BigDecimal km; | |
42 | |
43 try { | |
44 km = new BigDecimal(nf.parse(values[0]).doubleValue()); | |
45 } | |
46 catch (ParseException e) { | |
47 // We expect a lot of ";;;;;;" lines. | |
48 //log.warn("BSP: Error while parsing km of data row.", e); | |
49 return; | |
50 } | |
51 | |
52 // Handle gaps like "10,0;;;;;". | |
53 if (values.length == 1) { | |
54 ImportBedHeightSingleValue value = new ImportBedHeightSingleValue( | |
55 (ImportBedHeightSingle) obj, | |
56 km, | |
57 null, null, null, null, null); | |
58 obj.addValue(value); | |
59 return; | |
60 } | |
61 | |
62 // Because we cannot enforce consistency of values with complete data | |
63 // via null constraints in the database (as there are "gap" values), | |
64 // do this checks manually. | |
65 if (values[3].length() == 0 || values[4].length() == 0 | |
66 || values[5].length() == 0) { | |
67 //log.warn("BSP: Error while parsing data row (manual null constraint violated)."); | |
68 return; | |
69 } | |
70 | |
71 try { | |
72 ImportBedHeightSingleValue value = new ImportBedHeightSingleValue( | |
73 (ImportBedHeightSingle) obj, | |
74 km, | |
75 new BigDecimal(nf.parse(values[1]).doubleValue()), | |
76 new BigDecimal(nf.parse(values[2]).doubleValue()), | |
77 new BigDecimal(nf.parse(values[3]).doubleValue()), | |
78 parseBigDecimal(values[4], line), | |
79 new BigDecimal(nf.parse(values[5]).doubleValue()) | |
80 ); | |
81 | |
82 obj.addValue(value); | |
83 } | |
84 catch (ParseException e) { | |
85 log.warn("BSP: unparseable value in data row.", e); | |
86 } | |
87 } | |
88 | |
89 private BigDecimal parseBigDecimal(String value, String line) { | |
90 BigDecimal result = null; | |
91 try { | |
92 Double dValue = Double.valueOf(value.replace(",", ".")); | |
93 result = new BigDecimal(dValue.doubleValue()); | |
94 } | |
95 catch (NumberFormatException nfe) { | |
96 log.warn( | |
97 "Could not parse " + | |
98 value + | |
99 " in bed heigt single row: " | |
100 + line); | |
101 } | |
102 return result; | |
103 } | |
104 } | |
105 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |