Mercurial > dive4elements > river
annotate backend/src/main/java/org/dive4elements/river/importer/parsers/WstParser.java @ 6727:af70e3ab2e83
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author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Wed, 31 Jul 2013 11:34:31 +0200 |
parents | b2eab164a441 |
children | c14e17dabf39 c894b7b45c4c |
rev | line source |
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by Intevation GmbH |
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3 * |
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4 * This file is Free Software under the GNU AGPL (>=v3) |
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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6 * documentation coming with Dive4Elements River for details. |
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7 */ |
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8 |
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9 package org.dive4elements.river.importer.parsers; |
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10 |
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11 import java.util.ArrayList; |
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12 import java.util.HashSet; |
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13 import java.util.Arrays; |
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14 |
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15 import java.io.File; |
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16 import java.io.IOException; |
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17 import java.io.LineNumberReader; |
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18 import java.io.InputStreamReader; |
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19 import java.io.FileInputStream; |
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20 |
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21 import java.text.NumberFormat; |
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22 |
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23 import org.apache.log4j.Logger; |
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24 |
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25 import org.dive4elements.river.utils.StringUtil; |
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26 import org.dive4elements.river.utils.DateGuesser; |
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27 |
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28 import java.util.regex.Pattern; |
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29 import java.util.regex.Matcher; |
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30 |
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31 import java.math.BigDecimal; |
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32 |
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33 import org.dive4elements.river.importer.ImportWstQRange; |
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34 import org.dive4elements.river.importer.ImportWstColumn; |
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35 import org.dive4elements.river.importer.ImportTimeInterval; |
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36 import org.dive4elements.river.importer.ImportRange; |
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37 import org.dive4elements.river.importer.ImportUnit; |
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38 import org.dive4elements.river.importer.ImportWst; |
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39 |
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40 public class WstParser |
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41 { |
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42 private static Logger log = Logger.getLogger(WstParser.class); |
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43 |
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44 public static final String COLUMN_BEZ_TEXT = "column-bez-text"; |
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45 public static final String COLUMN_BEZ_BREITE = "column-bez-breite"; |
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46 public static final String COLUMN_QUELLE = "column-quelle"; |
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47 public static final String COLUMN_DATUM = "column-datum"; |
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48 |
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49 public static final BigDecimal UNDEFINED_ZERO = |
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50 new BigDecimal(0.0); |
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51 public static final BigDecimal MIN_RANGE = |
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52 new BigDecimal(-Double.MAX_VALUE); |
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53 public static final BigDecimal MAX_RANGE = |
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54 new BigDecimal(Double.MAX_VALUE); |
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55 |
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56 public static final String ENCODING = "ISO-8859-1"; |
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57 |
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58 public static final Pattern UNIT_COMMENT = |
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59 Pattern.compile("\\*\\s*[kK][mM]\\s+(.+)"); |
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60 |
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61 public static final Pattern UNIT = |
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62 Pattern.compile("[^\\[]*\\[([^]]+)\\].*"); |
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63 |
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64 public static final Pattern YEAR_INTERVAL = |
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65 Pattern.compile("(\\d{4})\\s*[-/]\\s*(\\d{4})"); |
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66 |
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67 public static final double INTERVAL_GAP = 0.00001d; |
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68 |
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69 protected ImportWst wst; |
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70 |
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71 protected ImportRange lastRange; |
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72 |
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73 public WstParser() { |
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74 } |
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75 |
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76 public WstParser(ImportWst wst) { |
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77 this.wst = wst; |
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78 } |
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79 |
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80 public ImportWst getWst() { |
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81 return wst; |
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82 } |
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83 |
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84 public void setWst(ImportWst wst) { |
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85 this.wst = wst; |
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86 } |
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87 |
6727 | 88 /** Returns a new ImportTimeInterval with a date guessed from string. */ |
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89 public static ImportTimeInterval guessDate(String string) { |
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90 try { |
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91 Matcher m = YEAR_INTERVAL.matcher(string); |
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92 if (m.matches()) { |
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93 return new ImportTimeInterval( |
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94 DateGuesser.guessDate(m.group(1)), |
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95 DateGuesser.guessDate(m.group(2))); |
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96 } |
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97 |
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98 return new ImportTimeInterval( |
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99 DateGuesser.guessDate(string)); |
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100 } |
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101 catch (IllegalArgumentException iae) { |
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102 log.warn("WST: String '" + string + |
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103 "' could not be interpreted as valid timestamp"); |
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104 } |
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105 return null; |
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106 } |
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107 |
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108 public void parse(File file) throws IOException { |
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109 |
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110 log.info("Parsing WST file '" + file + "'"); |
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111 |
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|
112 wst = new ImportWst(file.getName()); |
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113 |
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Backend: Create ImportWsts for official lines expicitly. They are going to be somewhat special. Removed some cruft from the WstParser.
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|
114 LineNumberReader in = |
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|
115 new LineNumberReader( |
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116 new InputStreamReader( |
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117 new FileInputStream(file), ENCODING)); |
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118 try { |
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119 String input; |
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120 boolean first = true; |
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121 int columnCount = 0; |
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122 |
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123 String [] lsBezeichner = null; |
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124 String [] langBezeichner = null; |
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125 int [] colNaWidths = null; |
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7664ab97b4c7
Backend: Store source of a wst column if available.
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126 String [] quellen = null; |
1211
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127 String [] daten = null; |
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128 |
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129 BigDecimal [] aktAbfluesse = null; |
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130 BigDecimal [] firstAbfluesse = null; |
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131 |
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132 BigDecimal minKm = MAX_RANGE; |
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133 BigDecimal maxKm = MIN_RANGE; |
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134 BigDecimal kmHist1 = null; |
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135 BigDecimal kmHist2 = null; |
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136 |
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137 boolean columnHeaderChecked = false; |
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138 |
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139 String einheit = "Wasserstand [NN + m]"; |
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140 |
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141 HashSet<BigDecimal> kms = new HashSet<BigDecimal>(); |
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142 |
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143 while ((input = in.readLine()) != null) { |
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144 String line = input; |
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145 if (first) { // fetch number of columns |
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146 if ((line = line.trim()).length() == 0) { |
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147 continue; |
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|
148 } |
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149 try { |
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150 columnCount = Integer.parseInt(line); |
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151 if (columnCount <= 0) { |
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152 throw new NumberFormatException( |
6028
25d927cb4b25
WstParser: warn if timestamp can not be set, cosmetics.
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|
153 "number of columns <= 0"); |
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154 } |
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|
155 log.debug("Number of columns: " + columnCount); |
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156 wst.setNumberColumns(columnCount); |
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157 lsBezeichner = new String[columnCount]; |
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158 } |
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|
159 catch (NumberFormatException nfe) { |
3662
0d27d02b1208
backend: Completed the error messages of the importer.
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160 log.warn("WST: invalid number.", nfe); |
1211
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161 continue; |
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|
162 } |
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|
163 first = false; |
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|
164 continue; |
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|
165 } |
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|
166 |
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|
167 line = line.replace(',', '.'); |
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168 |
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169 if (line.startsWith("*\u001f")) { |
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|
170 BigDecimal [] data = |
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171 parseLineAsDouble(line, columnCount, false, true); |
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172 |
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|
173 if (aktAbfluesse != null) { |
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|
174 if (kmHist1 != null && kmHist2 != null |
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|
175 && kmHist1.compareTo(kmHist2) < 0) { |
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|
176 BigDecimal t = minKm; minKm = maxKm; maxKm = t; |
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177 } |
1211
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178 addInterval(minKm, maxKm, aktAbfluesse); |
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|
179 minKm = MAX_RANGE; |
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|
180 maxKm = MIN_RANGE; |
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|
181 } |
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|
182 |
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|
183 aktAbfluesse = new BigDecimal[columnCount]; |
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|
184 log.debug("new q range: " + columnCount); |
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|
185 for (int i = 0; i < Math.min(columnCount, data.length); ++i) { |
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|
186 if (data[i] != null) { |
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|
187 log.debug(" column: " + data[i]); |
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|
188 aktAbfluesse[i] = data[i]; |
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|
189 } |
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|
190 } |
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|
191 |
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|
192 if (firstAbfluesse == null) { |
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193 firstAbfluesse = (BigDecimal [])aktAbfluesse.clone(); |
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|
194 } |
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|
195 continue; |
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|
196 } |
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|
197 |
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|
198 if (line.startsWith("*!")) { |
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199 String spezial = line.substring(2).trim(); |
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200 |
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|
201 if (spezial.length() == 0) { |
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|
202 continue; |
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|
203 } |
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|
204 |
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|
205 if (spezial.startsWith(COLUMN_BEZ_TEXT)) { |
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|
206 spezial = spezial.substring(COLUMN_BEZ_TEXT.length()).trim(); |
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|
207 if (spezial.length() == 0) { |
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|
208 continue; |
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changeset
|
209 } |
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parents:
diff
changeset
|
210 langBezeichner = StringUtil.splitQuoted(spezial, '"'); |
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parents:
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|
211 } |
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parents:
diff
changeset
|
212 else if (spezial.startsWith(COLUMN_BEZ_BREITE)) { |
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diff
changeset
|
213 spezial = spezial.substring(COLUMN_BEZ_BREITE.length()).trim(); |
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|
214 |
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changeset
|
215 if (spezial.length() == 0) { |
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changeset
|
216 continue; |
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changeset
|
217 } |
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changeset
|
218 |
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changeset
|
219 String[] split = spezial.split("\\s+"); |
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|
220 |
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|
221 colNaWidths = new int[split.length]; |
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changeset
|
222 for (int i=0; i < split.length; i++) { |
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changeset
|
223 colNaWidths[i] = Integer.parseInt(split[i]); |
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changeset
|
224 } |
f08fe480092c
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parents:
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changeset
|
225 } |
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parents:
diff
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|
226 else if (spezial.startsWith(COLUMN_QUELLE)) { |
6506
1c68d4b2a1c0
Fix import of source from wst-files
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227 spezial = spezial.substring(COLUMN_QUELLE.length()).trim(); |
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228 if (spezial.length() == 0) { |
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229 continue; |
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230 } |
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231 quellen = StringUtil.splitQuoted(spezial, '"'); |
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232 log.debug("sources: " + Arrays.toString(quellen)); |
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233 } |
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234 else if (spezial.startsWith(COLUMN_DATUM)) { |
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235 spezial = spezial.substring(COLUMN_DATUM.length()).trim(); |
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236 if (spezial.length() == 0) { |
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237 continue; |
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238 } |
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239 daten = StringUtil.splitQuoted(spezial, '"'); |
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240 } |
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241 continue; |
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242 } |
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243 |
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244 if (line.length() < 11) { |
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245 continue; |
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246 } |
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247 |
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248 if (line.startsWith("*")) { |
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249 Matcher m = UNIT_COMMENT.matcher(line); |
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250 if (m.matches()) { |
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251 log.debug("unit comment found"); |
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252 // XXX: This hack is needed because desktop |
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253 // FLYS is broken figuring out the unit |
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254 String [] units = m.group(1).split("\\s{2,}"); |
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255 m = UNIT.matcher(units[0]); |
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256 einheit = m.matches() ? m.group(1) : units[0]; |
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257 log.debug("unit: " + einheit); |
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258 } |
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259 continue; |
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260 } |
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261 |
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262 if (firstAbfluesse != null) { |
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263 if (!columnHeaderChecked) { |
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264 int unknownCount = 0; |
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265 HashSet<String> uniqueColumnNames = |
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266 new HashSet<String>(); |
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267 if (langBezeichner != null) { |
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268 // use column name from '*!column-bez-text'-line |
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269 lsBezeichner = StringUtil.fitArray( |
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270 langBezeichner, lsBezeichner); |
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271 } |
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272 for (int i = 0; i < lsBezeichner.length; ++i) { |
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273 if (lsBezeichner[i] == null |
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274 || lsBezeichner[i].length() == 0) { |
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275 // generate alternative column names |
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276 double q = firstAbfluesse[i].doubleValue(); |
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277 if (q < 0.001) { |
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278 lsBezeichner[i] = |
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279 "<unbekannt #" + unknownCount + ">"; |
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280 ++unknownCount; |
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281 } |
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282 else { |
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283 lsBezeichner[i] = "Q="+format(q); |
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284 } |
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285 } |
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286 String candidate = lsBezeichner[i]; |
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287 int collision = 1; |
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288 while (!uniqueColumnNames.add(candidate)) { |
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289 candidate = lsBezeichner[i] + |
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290 " (" + collision + ")"; |
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291 ++collision; |
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292 } |
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293 ImportWstColumn iwc = wst.getColumn(i); |
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294 iwc.setName(candidate); |
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295 if (quellen != null && i < quellen.length) { |
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296 iwc.setSource(quellen[i]); |
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297 } |
5558 | 298 String potentialDate = daten != null && i < daten.length |
299 ? daten[i] | |
300 : candidate; | |
301 iwc.setTimeInterval(guessDate(potentialDate)); | |
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302 } |
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303 columnHeaderChecked = true; |
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304 } |
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305 |
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306 BigDecimal [] data = |
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307 parseLineAsDouble(line, columnCount, true, false); |
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308 |
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309 BigDecimal kaem = data[0]; |
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310 |
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311 if (!kms.add(kaem)) { |
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312 log.warn( |
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313 "WST: km " + kaem + |
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314 " (line " + in.getLineNumber() + |
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315 ") found more than once. -> ignored"); |
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316 continue; |
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317 } |
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318 |
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319 kmHist2 = kmHist1; |
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320 kmHist1 = kaem; |
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321 |
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322 if (kaem.compareTo(minKm) < 0) { |
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323 minKm = kaem; |
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324 } |
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325 if (kaem.compareTo(maxKm) > 0) { |
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326 maxKm = kaem; |
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327 } |
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328 |
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329 // extract values |
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330 for (int i = 0; i < columnCount; ++i) { |
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331 addValue(kaem, data[i+1], i); |
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332 } |
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333 |
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334 } |
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335 else { // firstAbfluesse == null |
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336 if (langBezeichner != null) { |
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337 // nothing to do |
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338 } |
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339 else if (colNaWidths != null) { |
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340 for (int j = 0, i = 0, N = input.length(); |
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341 j < colNaWidths.length && i < N; |
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342 i += colNaWidths[j++] |
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343 ) { |
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344 lsBezeichner[j] = input.substring( |
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
345 i, i+colNaWidths[j]).trim(); |
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Moved file parsers to separate package.
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parents:
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|
346 } |
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parents:
diff
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|
347 } |
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parents:
diff
changeset
|
348 else { |
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Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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|
349 // first column begins at position 8 in line |
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parents:
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|
350 for (int i = 8, col = 0; i < input.length(); i += 9) { |
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Moved file parsers to separate package.
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parents:
diff
changeset
|
351 if ((i + 9) > input.length()) { |
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Moved file parsers to separate package.
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parents:
diff
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|
352 i = input.length() - 10; |
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Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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|
353 } |
f08fe480092c
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
354 // one column header is 9 chars wide |
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
355 lsBezeichner[col++] = |
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Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
356 input.substring(i, i + 9).trim(); |
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Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
357 |
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Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
358 if (col == lsBezeichner.length) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
359 break; |
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Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
360 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
361 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
362 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
363 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
364 |
5542
f3b270e5462e
Wst Parser: Another attempt to fix the order of the Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5541
diff
changeset
|
365 } // for all lines in WST file |
2346
f834b411ca57
Added db table, model class and importer stuff for units.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1211
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|
366 |
f834b411ca57
Added db table, model class and importer stuff for units.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1211
diff
changeset
|
367 wst.setUnit(new ImportUnit(einheit)); |
5544
12f4d088f088
WST importer: Cosmetics.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5543
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|
368 |
12f4d088f088
WST importer: Cosmetics.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
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diff
changeset
|
369 if (kmHist1 != null && kmHist2 != null |
12f4d088f088
WST importer: Cosmetics.
Sascha L. Teichmann <teichmann@intevation.de>
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changeset
|
370 && kmHist1.compareTo(kmHist2) < 0) { |
12f4d088f088
WST importer: Cosmetics.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
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diff
changeset
|
371 BigDecimal t = minKm; minKm = maxKm; maxKm = t; |
12f4d088f088
WST importer: Cosmetics.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5543
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changeset
|
372 } |
1211
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373 addInterval(minKm, maxKm, aktAbfluesse); |
5542
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Wst Parser: Another attempt to fix the order of the Q ranges.
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|
374 |
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Wst Parser: Another attempt to fix the order of the Q ranges.
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parents:
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changeset
|
375 fixRangesOrder(); |
1211
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|
376 } |
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parents:
diff
changeset
|
377 finally { |
6337
224d7c4b5291
Backend: Create ImportWsts for official lines expicitly. They are going to be somewhat special. Removed some cruft from the WstParser.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
6328
diff
changeset
|
378 in.close(); |
1211
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changeset
|
379 } |
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parents:
diff
changeset
|
380 } |
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parents:
diff
changeset
|
381 |
5542
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Wst Parser: Another attempt to fix the order of the Q ranges.
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parents:
5541
diff
changeset
|
382 protected void fixRangesOrder() { |
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Wst Parser: Another attempt to fix the order of the Q ranges.
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parents:
5541
diff
changeset
|
383 wst.fixRangesOrder(); |
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Wst Parser: Another attempt to fix the order of the Q ranges.
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parents:
5541
diff
changeset
|
384 } |
f3b270e5462e
Wst Parser: Another attempt to fix the order of the Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5541
diff
changeset
|
385 |
1211
f08fe480092c
Moved file parsers to separate package.
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parents:
diff
changeset
|
386 protected void addValue(BigDecimal km, BigDecimal w, int index) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
387 if (w != null) { |
f08fe480092c
Moved file parsers to separate package.
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parents:
diff
changeset
|
388 ImportWstColumn column = wst.getColumn(index); |
f08fe480092c
Moved file parsers to separate package.
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parents:
diff
changeset
|
389 column.addColumnValue(km, w); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
390 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
391 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
392 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
393 private static final NumberFormat NF = getNumberFormat(); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
394 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
395 private static final NumberFormat getNumberFormat() { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
396 NumberFormat nf = NumberFormat.getInstance(); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
397 nf.setMinimumFractionDigits(2); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
398 nf.setMaximumFractionDigits(2); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
399 return nf; |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
400 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
401 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
402 protected static String format(double value) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
403 return NF.format(value); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
404 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
405 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
406 protected void addInterval( |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
407 BigDecimal from, |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
408 BigDecimal to, |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
409 BigDecimal [] values |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
410 ) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
411 log.debug("addInterval: " + from + " " + to); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
412 |
5795
202a73ce6704
WST-Parser: Avoid trying to set MIN_RANGE when actually no stations are given
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
5558
diff
changeset
|
413 if (values == null || from == MAX_RANGE || from == MIN_RANGE) { |
1211
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
414 return; |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
415 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
416 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
417 ImportRange range = new ImportRange(from, to); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
418 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
419 // little workaround to make the q ranges tightly fit. |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
420 // Leave a very small gap to ensure that the range queries |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
421 // still work. |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
422 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
423 if (lastRange != null) { |
5541
b09c095a0b7e
WST Importer: Potential fix for tighten gaps between Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3662
diff
changeset
|
424 double a1 = lastRange.getA().doubleValue(); |
b09c095a0b7e
WST Importer: Potential fix for tighten gaps between Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3662
diff
changeset
|
425 double b1 = lastRange.getB().doubleValue(); |
b09c095a0b7e
WST Importer: Potential fix for tighten gaps between Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3662
diff
changeset
|
426 double a2 = range.getA().doubleValue(); |
1211
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
427 |
5541
b09c095a0b7e
WST Importer: Potential fix for tighten gaps between Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3662
diff
changeset
|
428 if (a1 < b1) { |
b09c095a0b7e
WST Importer: Potential fix for tighten gaps between Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3662
diff
changeset
|
429 lastRange.setB(new BigDecimal(a2 - INTERVAL_GAP)); |
1211
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
430 } |
5541
b09c095a0b7e
WST Importer: Potential fix for tighten gaps between Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3662
diff
changeset
|
431 else { // a1 >= b1 |
b09c095a0b7e
WST Importer: Potential fix for tighten gaps between Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3662
diff
changeset
|
432 lastRange.setB(new BigDecimal(a2 + INTERVAL_GAP)); |
1211
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
433 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
434 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
435 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
436 for (int i = 0; i < values.length; ++i) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
437 ImportWstColumn column = wst.getColumn(i); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
438 ImportWstQRange wstQRange = new ImportWstQRange(range, values[i]); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
439 column.addColumnQRange(wstQRange); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
440 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
441 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
442 lastRange = range; |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
443 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
444 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
445 private static final BigDecimal [] parseLineAsDouble( |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
446 String line, |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
447 int count, |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
448 boolean bStation, |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
449 boolean bParseEmptyAsZero |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
450 ) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
451 String [] tokens = parseLine(line, count, bStation); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
452 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
453 BigDecimal [] doubles = new BigDecimal[tokens.length]; |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
454 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
455 for (int i = 0; i < doubles.length; ++i) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
456 String token = tokens[i].trim(); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
457 if (token.length() != 0) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
458 doubles[i] = new BigDecimal(token); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
459 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
460 else if (bParseEmptyAsZero) { |
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461 doubles[i] = UNDEFINED_ZERO; |
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462 } |
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463 } |
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464 |
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465 return doubles; |
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466 } |
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467 |
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468 private static String [] parseLine( |
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469 String line, |
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470 int tokenCount, |
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471 boolean bParseStation |
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472 ) { |
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473 ArrayList<String> strings = new ArrayList<String>(); |
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474 |
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475 if (bParseStation) { |
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476 if (line.length() < 8) { |
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477 throw new IllegalArgumentException("station too short"); |
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478 } |
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479 strings.add(line.substring(0, 8)); |
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480 } |
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481 |
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482 int pos = 9; |
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483 for (int i = 0; i < tokenCount; ++i) { |
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484 if (line.length() >= pos + 8) { |
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485 strings.add(line.substring(pos, pos + 8)); |
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486 } |
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487 else { |
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488 strings.add(""); |
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489 } |
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490 pos += 9; |
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491 } |
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492 |
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493 return strings.toArray(new String[strings.size()]); |
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494 } |
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495 } |
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496 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |