Mercurial > dive4elements > river
annotate backend/src/main/java/org/dive4elements/river/importer/parsers/WstParser.java @ 6809:4ff177f48952 double-precision
WstParser and Importer doc: More sensible default unit and warn if it is used.
author | Tom Gottfried <tom.gottfried@intevation.de> |
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date | Fri, 09 Aug 2013 20:30:14 +0200 |
parents | c14e17dabf39 |
children | 1d60614c1059 |
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 if (wst == null) { |
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113 wst = new ImportWst(file.getName()); |
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114 } |
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115 else { |
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116 wst.setDescription(file.getName()); |
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117 } |
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118 |
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119 LineNumberReader in = |
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120 new LineNumberReader( |
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121 new InputStreamReader( |
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122 new FileInputStream(file), ENCODING)); |
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123 try { |
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124 String input; |
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125 boolean first = true; |
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126 int columnCount = 0; |
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127 |
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128 String [] lsBezeichner = null; |
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129 String [] langBezeichner = null; |
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130 int [] colNaWidths = null; |
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131 String [] quellen = null; |
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132 String [] daten = null; |
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133 |
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134 BigDecimal [] aktAbfluesse = null; |
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135 BigDecimal [] firstAbfluesse = null; |
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136 |
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137 BigDecimal minKm = MAX_RANGE; |
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138 BigDecimal maxKm = MIN_RANGE; |
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139 BigDecimal kmHist1 = null; |
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140 BigDecimal kmHist2 = null; |
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141 |
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142 boolean columnHeaderChecked = false; |
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143 |
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144 /* Default string for altitude reference |
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145 * if none is found in WST-file*/ |
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146 String einheit = "m ü. unbekannte Referenz"; |
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147 |
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148 HashSet<BigDecimal> kms = new HashSet<BigDecimal>(); |
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149 |
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150 while ((input = in.readLine()) != null) { |
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151 String line = input; |
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152 if (first) { // fetch number of columns |
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153 if ((line = line.trim()).length() == 0) { |
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154 continue; |
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155 } |
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156 try { |
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157 columnCount = Integer.parseInt(line); |
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158 if (columnCount <= 0) { |
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159 throw new NumberFormatException( |
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160 "number of columns <= 0"); |
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161 } |
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162 log.debug("Number of columns: " + columnCount); |
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163 wst.setNumberColumns(columnCount); |
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164 lsBezeichner = new String[columnCount]; |
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165 } |
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166 catch (NumberFormatException nfe) { |
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167 log.warn("WST: invalid number.", nfe); |
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168 continue; |
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169 } |
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170 first = false; |
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171 continue; |
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172 } |
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173 |
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174 line = line.replace(',', '.'); |
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175 |
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176 if (line.startsWith("*\u001f")) { |
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177 BigDecimal [] data = |
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178 parseLineAsDouble(line, columnCount, false, true); |
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179 |
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180 if (aktAbfluesse != null) { |
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181 if (kmHist1 != null && kmHist2 != null |
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182 && kmHist1.compareTo(kmHist2) < 0) { |
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183 BigDecimal t = minKm; minKm = maxKm; maxKm = t; |
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184 } |
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185 addInterval(minKm, maxKm, aktAbfluesse); |
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186 minKm = MAX_RANGE; |
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187 maxKm = MIN_RANGE; |
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188 } |
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189 |
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190 aktAbfluesse = new BigDecimal[columnCount]; |
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191 log.debug("new q range: " + columnCount); |
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192 for (int i = 0; i < Math.min(columnCount, data.length); ++i) { |
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193 if (data[i] != null) { |
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194 log.debug(" column: " + data[i]); |
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195 aktAbfluesse[i] = data[i]; |
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196 } |
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197 } |
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198 |
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199 if (firstAbfluesse == null) { |
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200 firstAbfluesse = (BigDecimal [])aktAbfluesse.clone(); |
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201 } |
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202 continue; |
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203 } |
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204 |
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205 if (line.startsWith("*!")) { |
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206 String spezial = line.substring(2).trim(); |
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207 |
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208 if (spezial.length() == 0) { |
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209 continue; |
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210 } |
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211 |
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212 if (spezial.startsWith(COLUMN_BEZ_TEXT)) { |
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213 spezial = spezial.substring(COLUMN_BEZ_TEXT.length()).trim(); |
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214 if (spezial.length() == 0) { |
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215 continue; |
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216 } |
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217 langBezeichner = StringUtil.splitQuoted(spezial, '"'); |
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218 } |
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219 else if (spezial.startsWith(COLUMN_BEZ_BREITE)) { |
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220 spezial = spezial.substring(COLUMN_BEZ_BREITE.length()).trim(); |
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221 |
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222 if (spezial.length() == 0) { |
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223 continue; |
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224 } |
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225 |
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226 String[] split = spezial.split("\\s+"); |
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227 |
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228 colNaWidths = new int[split.length]; |
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229 for (int i=0; i < split.length; i++) { |
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230 colNaWidths[i] = Integer.parseInt(split[i]); |
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231 } |
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232 } |
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233 else if (spezial.startsWith(COLUMN_QUELLE)) { |
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234 spezial = spezial.substring(COLUMN_QUELLE.length()).trim(); |
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235 if (spezial.length() == 0) { |
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236 continue; |
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237 } |
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238 quellen = StringUtil.splitQuoted(spezial, '"'); |
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239 log.debug("sources: " + Arrays.toString(quellen)); |
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240 } |
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241 else if (spezial.startsWith(COLUMN_DATUM)) { |
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242 spezial = spezial.substring(COLUMN_DATUM.length()).trim(); |
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243 if (spezial.length() == 0) { |
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244 continue; |
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245 } |
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246 daten = StringUtil.splitQuoted(spezial, '"'); |
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247 } |
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248 continue; |
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249 } |
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250 |
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251 if (line.length() < 11) { |
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252 continue; |
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253 } |
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254 |
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255 if (line.startsWith("*")) { |
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256 Matcher m = UNIT_COMMENT.matcher(line); |
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257 if (m.matches()) { |
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258 log.debug("unit comment found"); |
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259 // XXX: This hack is needed because desktop |
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260 // FLYS is broken figuring out the unit |
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261 String [] units = m.group(1).split("\\s{2,}"); |
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262 m = UNIT.matcher(units[0]); |
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263 einheit = m.matches() ? m.group(1) : units[0]; |
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264 log.debug("unit: " + einheit); |
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265 } |
6809
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WstParser and Importer doc: More sensible default unit and warn if it is used.
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266 else { |
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267 log.warn("no unit and height reference found. Using default."); |
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268 } |
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269 continue; |
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270 } |
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271 |
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272 if (firstAbfluesse != null) { |
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273 if (!columnHeaderChecked) { |
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274 int unknownCount = 0; |
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275 HashSet<String> uniqueColumnNames = |
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276 new HashSet<String>(); |
6029
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277 if (langBezeichner != null) { |
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278 // use column name from '*!column-bez-text'-line |
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279 lsBezeichner = StringUtil.fitArray( |
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280 langBezeichner, lsBezeichner); |
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281 } |
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282 for (int i = 0; i < lsBezeichner.length; ++i) { |
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283 if (lsBezeichner[i] == null |
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284 || lsBezeichner[i].length() == 0) { |
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285 // generate alternative column names |
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286 double q = firstAbfluesse[i].doubleValue(); |
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287 if (q < 0.001) { |
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288 lsBezeichner[i] = |
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289 "<unbekannt #" + unknownCount + ">"; |
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290 ++unknownCount; |
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291 } |
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292 else { |
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293 lsBezeichner[i] = "Q="+format(q); |
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294 } |
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295 } |
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296 String candidate = lsBezeichner[i]; |
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297 int collision = 1; |
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298 while (!uniqueColumnNames.add(candidate)) { |
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299 candidate = lsBezeichner[i] + |
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300 " (" + collision + ")"; |
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301 ++collision; |
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302 } |
2357
2e18e12fac11
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303 ImportWstColumn iwc = wst.getColumn(i); |
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304 iwc.setName(candidate); |
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305 if (quellen != null && i < quellen.length) { |
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|
306 iwc.setSource(quellen[i]); |
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|
307 } |
5558 | 308 String potentialDate = daten != null && i < daten.length |
309 ? daten[i] | |
310 : candidate; | |
311 iwc.setTimeInterval(guessDate(potentialDate)); | |
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312 } |
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313 columnHeaderChecked = true; |
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314 } |
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315 |
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|
316 BigDecimal [] data = |
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317 parseLineAsDouble(line, columnCount, true, false); |
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318 |
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319 BigDecimal kaem = data[0]; |
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320 |
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|
321 if (!kms.add(kaem)) { |
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|
322 log.warn( |
3662
0d27d02b1208
backend: Completed the error messages of the importer.
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|
323 "WST: km " + kaem + |
1211
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324 " (line " + in.getLineNumber() + |
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|
325 ") found more than once. -> ignored"); |
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|
326 continue; |
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|
327 } |
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|
328 |
5544
12f4d088f088
WST importer: Cosmetics.
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5543
diff
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|
329 kmHist2 = kmHist1; |
12f4d088f088
WST importer: Cosmetics.
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5543
diff
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|
330 kmHist1 = kaem; |
5543
732a8bd44650
Wst Parser: Yet another attempt to fix the order of the Q ranges (made by S. Teichmann)
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331 |
1211
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332 if (kaem.compareTo(minKm) < 0) { |
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333 minKm = kaem; |
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334 } |
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|
335 if (kaem.compareTo(maxKm) > 0) { |
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336 maxKm = kaem; |
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337 } |
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|
338 |
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339 // extract values |
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340 for (int i = 0; i < columnCount; ++i) { |
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341 addValue(kaem, data[i+1], i); |
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342 } |
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|
343 |
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344 } |
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parents:
diff
changeset
|
345 else { // firstAbfluesse == null |
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Moved file parsers to separate package.
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parents:
diff
changeset
|
346 if (langBezeichner != null) { |
6029
f9c5e1a8032d
WstParser: set column names from specified line also if unspecified line does not exist
Tom Gottfried <tom.gottfried@intevation.de>
parents:
6028
diff
changeset
|
347 // nothing to do |
1211
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Moved file parsers to separate package.
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parents:
diff
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|
348 } |
f08fe480092c
Moved file parsers to separate package.
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parents:
diff
changeset
|
349 else if (colNaWidths != null) { |
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Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
350 for (int j = 0, i = 0, N = input.length(); |
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Moved file parsers to separate package.
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parents:
diff
changeset
|
351 j < colNaWidths.length && i < N; |
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Moved file parsers to separate package.
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parents:
diff
changeset
|
352 i += colNaWidths[j++] |
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Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
353 ) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
354 lsBezeichner[j] = input.substring( |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
355 i, i+colNaWidths[j]).trim(); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
356 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
357 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
358 else { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
359 // first column begins at position 8 in line |
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
360 for (int i = 8, col = 0; i < input.length(); i += 9) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
361 if ((i + 9) > input.length()) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
362 i = input.length() - 10; |
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 // one column header is 9 chars wide |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
365 lsBezeichner[col++] = |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
366 input.substring(i, i + 9).trim(); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
367 |
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Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
368 if (col == lsBezeichner.length) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
369 break; |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
370 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
371 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
372 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
373 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
374 |
5542
f3b270e5462e
Wst Parser: Another attempt to fix the order of the Q ranges.
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parents:
5541
diff
changeset
|
375 } // 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
diff
changeset
|
376 |
f834b411ca57
Added db table, model class and importer stuff for units.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1211
diff
changeset
|
377 wst.setUnit(new ImportUnit(einheit)); |
5544
12f4d088f088
WST importer: Cosmetics.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5543
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changeset
|
378 |
12f4d088f088
WST importer: Cosmetics.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5543
diff
changeset
|
379 if (kmHist1 != null && kmHist2 != null |
12f4d088f088
WST importer: Cosmetics.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
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diff
changeset
|
380 && kmHist1.compareTo(kmHist2) < 0) { |
12f4d088f088
WST importer: Cosmetics.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
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diff
changeset
|
381 BigDecimal t = minKm; minKm = maxKm; maxKm = t; |
12f4d088f088
WST importer: Cosmetics.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5543
diff
changeset
|
382 } |
1211
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Moved file parsers to separate package.
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parents:
diff
changeset
|
383 addInterval(minKm, maxKm, aktAbfluesse); |
5542
f3b270e5462e
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 fixRangesOrder(); |
1211
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Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
386 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
387 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
|
388 in.close(); |
1211
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Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
389 } |
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 |
5542
f3b270e5462e
Wst Parser: Another attempt to fix the order of the Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5541
diff
changeset
|
392 protected void fixRangesOrder() { |
f3b270e5462e
Wst Parser: Another attempt to fix the order of the Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5541
diff
changeset
|
393 wst.fixRangesOrder(); |
f3b270e5462e
Wst Parser: Another attempt to fix the order of the Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5541
diff
changeset
|
394 } |
f3b270e5462e
Wst Parser: Another attempt to fix the order of the Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5541
diff
changeset
|
395 |
1211
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
396 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
|
397 if (w != null) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
398 ImportWstColumn column = wst.getColumn(index); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
399 column.addColumnValue(km, w); |
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 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
403 private static final NumberFormat NF = getNumberFormat(); |
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 private static final NumberFormat getNumberFormat() { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
406 NumberFormat nf = NumberFormat.getInstance(); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
407 nf.setMinimumFractionDigits(2); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
408 nf.setMaximumFractionDigits(2); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
409 return nf; |
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 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
412 protected static String format(double value) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
413 return NF.format(value); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
414 } |
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 protected void addInterval( |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
417 BigDecimal from, |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
418 BigDecimal to, |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
419 BigDecimal [] values |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
420 ) { |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
421 log.debug("addInterval: " + from + " " + to); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
422 |
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
|
423 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
|
424 return; |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
425 } |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
426 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
427 ImportRange range = new ImportRange(from, to); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
428 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
429 // 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
|
430 // 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
|
431 // still work. |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
432 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
433 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
|
434 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
|
435 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
|
436 double a2 = range.getA().doubleValue(); |
1211
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
437 |
5541
b09c095a0b7e
WST Importer: Potential fix for tighten gaps between Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3662
diff
changeset
|
438 if (a1 < b1) { |
b09c095a0b7e
WST Importer: Potential fix for tighten gaps between Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3662
diff
changeset
|
439 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
|
440 } |
5541
b09c095a0b7e
WST Importer: Potential fix for tighten gaps between Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3662
diff
changeset
|
441 else { // a1 >= b1 |
b09c095a0b7e
WST Importer: Potential fix for tighten gaps between Q ranges.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3662
diff
changeset
|
442 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
|
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 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
446 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
|
447 ImportWstColumn column = wst.getColumn(i); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
448 ImportWstQRange wstQRange = new ImportWstQRange(range, values[i]); |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
449 column.addColumnQRange(wstQRange); |
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 |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
452 lastRange = range; |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
453 } |
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 private static final BigDecimal [] parseLineAsDouble( |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
456 String line, |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
457 int count, |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
458 boolean bStation, |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
459 boolean bParseEmptyAsZero |
f08fe480092c
Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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460 ) { |
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461 String [] tokens = parseLine(line, count, bStation); |
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462 |
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463 BigDecimal [] doubles = new BigDecimal[tokens.length]; |
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464 |
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465 for (int i = 0; i < doubles.length; ++i) { |
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466 String token = tokens[i].trim(); |
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467 if (token.length() != 0) { |
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468 doubles[i] = new BigDecimal(token); |
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469 } |
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470 else if (bParseEmptyAsZero) { |
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471 doubles[i] = UNDEFINED_ZERO; |
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472 } |
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473 } |
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474 |
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475 return doubles; |
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476 } |
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477 |
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478 private static String [] parseLine( |
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479 String line, |
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480 int tokenCount, |
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481 boolean bParseStation |
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482 ) { |
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483 ArrayList<String> strings = new ArrayList<String>(); |
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484 |
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485 if (bParseStation) { |
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486 if (line.length() < 8) { |
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487 throw new IllegalArgumentException("station too short"); |
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488 } |
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489 strings.add(line.substring(0, 8)); |
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490 } |
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491 |
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492 int pos = 9; |
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493 for (int i = 0; i < tokenCount; ++i) { |
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494 if (line.length() >= pos + 8) { |
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495 strings.add(line.substring(pos, pos + 8)); |
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496 } |
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497 else { |
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498 strings.add(""); |
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499 } |
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500 pos += 9; |
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501 } |
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502 |
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503 return strings.toArray(new String[strings.size()]); |
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504 } |
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505 } |
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506 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |