Mercurial > dive4elements > river
annotate flys-backend/src/main/java/de/intevation/flys/importer/PRFParser.java @ 1198:661a9304f2f5
PRFParser: Extracted the data. All BfG PRFs are parsed correctly, now.
flys-backend/trunk@2300 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Thu, 07 Jul 2011 14:09:54 +0000 |
parents | ce3dacc6ea92 |
children | cc8f770796cb |
rev | line source |
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1196
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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1 package de.intevation.flys.importer; |
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2 |
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3 import java.util.Map; |
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4 import java.util.Stack; |
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5 import java.util.TreeMap; |
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6 import java.util.List; |
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7 import java.util.ArrayList; |
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8 import java.util.Collections; |
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9 |
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10 import java.util.regex.Pattern; |
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11 import java.util.regex.Matcher; |
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12 |
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13 import java.io.File; |
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14 import java.io.InputStreamReader; |
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15 import java.io.LineNumberReader; |
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16 import java.io.FileInputStream; |
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17 import java.io.IOException; |
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18 |
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19 import org.apache.log4j.Logger; |
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20 |
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21 public class PRFParser |
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22 { |
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23 private static Logger log = Logger.getLogger(PRFParser.class); |
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24 |
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25 public static final String ENCODING = |
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26 System.getProperty("flys.backend.prf.encoding", "ISO-8859-1"); |
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27 |
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28 public static final Pattern DATA_PATTERN = |
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29 Pattern.compile( |
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30 "\\((\\d+)x\\s*,\\s*(\\d+)\\(" + |
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31 "\\s*f(\\d+)\\.(\\d+)\\s*,\\s*f(\\d+)\\.(\\d+)\\s*\\)?\\)?"); |
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32 |
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33 public static final Pattern KM_PATTERN = |
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34 Pattern.compile("\\((\\d+)x\\s*,\\s*f(\\d+)\\.(\\d+)\\s*\\)?"); |
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35 |
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36 public static final double X_EPSILON = 1e-4; |
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37 |
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38 public static final class XY |
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39 implements Comparable<XY> |
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parents:
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40 { |
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41 protected double x; |
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42 protected double y; |
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43 protected int index; |
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44 |
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45 public XY() { |
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46 } |
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parents:
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47 |
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48 public XY(double x, double y, int index) { |
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49 this.x = x; |
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50 this.y = y; |
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51 this.index = index; |
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52 } |
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53 |
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54 @Override |
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55 public int compareTo(XY other) { |
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56 if (x + X_EPSILON < other.x) return -1; |
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57 if (x > other.x + X_EPSILON) return +1; |
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58 if (index < other.index) return -1; |
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59 if (index > other.index) return +1; |
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60 return 0; |
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61 } |
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62 } // class XY |
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63 |
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64 public static class DataFormat { |
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65 |
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66 protected int deleteChars; |
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67 protected int maxRepetitions; |
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68 protected int firstIntegerPlaces; |
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69 protected int firstFractionPlaces; |
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70 protected int secondIntegerPlaces; |
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71 protected int secondFractionPlaces; |
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72 |
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73 protected double firstShift; |
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74 protected double secondShift; |
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75 |
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76 public DataFormat() { |
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77 } |
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78 |
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79 public DataFormat(Matcher m) { |
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80 deleteChars = Integer.parseInt(m.group(1)); |
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81 maxRepetitions = Integer.parseInt(m.group(2)); |
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82 firstIntegerPlaces = Integer.parseInt(m.group(3)); |
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83 firstFractionPlaces = Integer.parseInt(m.group(4)); |
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84 secondIntegerPlaces = Integer.parseInt(m.group(5)); |
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85 secondFractionPlaces = Integer.parseInt(m.group(6)); |
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86 |
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87 firstShift = Math.pow(10, firstFractionPlaces); |
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88 secondShift = Math.pow(10, secondFractionPlaces); |
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89 } |
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90 |
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91 public int extractData(String line, List<XY> kmData) { |
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92 int L = line.length(); |
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93 if (L <= deleteChars) { |
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94 return -1; |
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95 } |
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96 |
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97 int pos = deleteChars; |
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98 |
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99 boolean debug = log.isDebugEnabled(); |
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100 |
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101 |
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102 int rep = 0; |
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103 for (;rep < maxRepetitions; ++rep) { |
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104 if (pos >= L || pos + firstIntegerPlaces >= L) { |
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105 break; |
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106 } |
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107 String first = line.substring( |
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108 pos, pos + firstIntegerPlaces); |
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109 |
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110 String second = line.substring( |
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111 pos + firstIntegerPlaces, |
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112 Math.min(L, pos+firstIntegerPlaces+secondIntegerPlaces)); |
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113 |
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114 double x, y; |
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115 try { |
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116 x = Double.parseDouble(first); |
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117 y = Double.parseDouble(second); |
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118 } |
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119 catch (NumberFormatException nfe) { |
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120 // broken line -> substract from dataset skip |
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121 return -1; |
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122 } |
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123 |
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124 if (first.indexOf('.') < 0) { |
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125 x /= firstShift; |
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126 } |
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127 |
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128 if (firstFractionPlaces > 0) { |
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129 x = (int)(x*firstShift)/firstShift; |
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130 } |
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131 |
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132 if (second.indexOf('.') < 0) { |
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133 y /= secondShift; |
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134 } |
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135 |
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136 if (secondFractionPlaces > 0) { |
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137 y = (int)(y*secondShift)/secondShift; |
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138 } |
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139 |
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140 kmData.add(new XY(x, y, kmData.size())); |
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141 |
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142 pos += firstIntegerPlaces + secondIntegerPlaces; |
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143 } |
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144 |
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145 return rep == maxRepetitions ? 1 : 0; |
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146 } |
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147 } // class DataFormat |
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148 |
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149 public static class KMFormat { |
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150 |
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151 protected int deleteChars; |
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152 protected int integerPlaces; |
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153 protected int fractionPlaces; |
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154 |
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155 protected double shift; |
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156 |
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157 public KMFormat() { |
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158 } |
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159 |
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160 public KMFormat(Matcher m) { |
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161 deleteChars = Integer.parseInt(m.group(1)); |
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162 integerPlaces = Integer.parseInt(m.group(2)); |
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163 fractionPlaces = Integer.parseInt(m.group(3)); |
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164 |
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165 shift = Math.pow(10, fractionPlaces); |
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166 } |
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167 |
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168 public double extractKm(String line) throws NumberFormatException { |
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169 |
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170 if (line.length() <= deleteChars) { |
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171 throw new NumberFormatException("line too short"); |
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172 } |
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173 |
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174 String kmS = |
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175 line.substring(deleteChars, deleteChars+integerPlaces); |
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176 |
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177 double km = Double.parseDouble(kmS.trim()); |
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178 |
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179 if (kmS.indexOf('.') < 0) { |
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180 km /= shift; |
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181 } |
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182 |
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183 return fractionPlaces > 0 |
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184 ? ((int)(km*shift))/shift |
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185 : km; |
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186 } |
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187 } // class KMFormat |
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188 |
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189 protected Map<Double, List<XY>> data; |
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190 |
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191 public PRFParser() { |
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192 data = new TreeMap<Double, List<XY>>(); |
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193 } |
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194 |
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195 protected void sortLists() { |
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196 for (List<XY> xy: data.values()) { |
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197 Collections.sort(xy); |
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198 } |
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199 } |
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200 |
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201 public boolean parse(File file) { |
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202 |
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203 if (!(file.isFile() && file.canRead())) { |
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Added parser for PRF files. TODO: Extract data and km.
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|
204 log.warn("cannot open file '" + file + "'"); |
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diff
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|
205 return false; |
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Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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|
206 } |
46127af605ba
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parents:
diff
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|
207 |
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Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
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|
208 log.info("parsing PRF file: '" + file + "'"); |
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parents:
diff
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|
209 |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
210 LineNumberReader in = null; |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
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|
211 |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
changeset
|
212 try { |
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Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
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|
213 in = |
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Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
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|
214 new LineNumberReader( |
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Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
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|
215 new InputStreamReader( |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
changeset
|
216 new FileInputStream(file), ENCODING)); |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
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|
217 |
46127af605ba
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parents:
diff
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|
218 String line = in.readLine(); |
46127af605ba
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parents:
diff
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|
219 |
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parents:
diff
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|
220 if (line == null || (line = line.trim()).length() == 0) { |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
changeset
|
221 log.warn("file is empty."); |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
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|
222 return false; |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
223 } |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
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|
224 |
46127af605ba
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parents:
diff
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|
225 Matcher m = DATA_PATTERN.matcher(line); |
46127af605ba
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parents:
diff
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|
226 |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
changeset
|
227 if (!m.matches()) { |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
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|
228 log.warn("First line does not look like a PRF data pattern."); |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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diff
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229 return false; |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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|
230 } |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
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|
231 |
46127af605ba
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parents:
diff
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|
232 DataFormat dataFormat = new DataFormat(m); |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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233 |
1197
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
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|
234 if ((line = in.readLine()) == null |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
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|
235 || (line = line.trim()).length() == 0) { |
1196
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
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|
236 log.warn("premature EOF. Expected integer in line 2"); |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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|
237 return false; |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
238 } |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
239 |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
240 try { |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
241 if (Integer.parseInt(line) != dataFormat.maxRepetitions) { |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
242 log.warn("Expected " + |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
243 dataFormat.maxRepetitions + " in line 2"); |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
244 return false; |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
245 } |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
246 } |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
247 catch (NumberFormatException nfe) { |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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|
248 log.warn("invalid integer in line 2", nfe); |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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diff
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|
249 return false; |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
250 } |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
251 |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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|
252 if ((line = in.readLine()) == null) { |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
253 log.warn( |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
254 "premature EOF. Expected pattern for km extraction"); |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
255 return false; |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
256 } |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
257 |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
changeset
|
258 m = KM_PATTERN.matcher(line); |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
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parents:
diff
changeset
|
259 |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
260 if (!m.matches()) { |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
261 log.warn( |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
262 "line 4 does not look like a PRF km extraction pattern."); |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
263 return false; |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
264 } |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
265 |
1197
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
266 KMFormat kmFormat = new KMFormat(m); |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
267 |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
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parents:
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diff
changeset
|
268 if ((line = in.readLine()) == null |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
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parents:
1196
diff
changeset
|
269 || (line = line.trim()).length() == 0) { |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
270 log.warn("premature EOF. Expected skip row count."); |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
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parents:
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diff
changeset
|
271 return false; |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
272 } |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
273 |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
274 int lineSkipCount; |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
275 try { |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
276 if ((lineSkipCount = Integer.parseInt(line)) < 0) { |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
277 throw new IllegalArgumentException(lineSkipCount + " < 0"); |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
278 } |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
279 } |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
280 catch (NumberFormatException nfe) { |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
281 log.warn( |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
282 "line 5 is not an positive integer."); |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
283 return false; |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
284 } |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
285 |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
286 int skip = lineSkipCount; |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
287 |
1196
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
288 while ((line = in.readLine()) != null) { |
1197
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
289 if (skip > 0) { |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
290 --skip; |
1196
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
291 continue; |
46127af605ba
Added parser for PRF files. TODO: Extract data and km.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
292 } |
1197
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
293 double km; |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
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parents:
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diff
changeset
|
294 try { |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
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parents:
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diff
changeset
|
295 km = kmFormat.extractKm(line); |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
296 } |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
297 catch (NumberFormatException iae) { |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
298 log.warn("cannot extract km in line + " + in.getLineNumber()); |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
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parents:
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diff
changeset
|
299 return false; |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
300 } |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
301 |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
302 Double station = Double.valueOf(km); |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
303 |
1198
661a9304f2f5
PRFParser: Extracted the data. All BfG PRFs are parsed correctly, now.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1197
diff
changeset
|
304 List<XY> kmData = data.get(station); |
1197
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
305 |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
306 if (kmData == null) { |
1198
661a9304f2f5
PRFParser: Extracted the data. All BfG PRFs are parsed correctly, now.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1197
diff
changeset
|
307 //log.debug("found new km: " + station); |
661a9304f2f5
PRFParser: Extracted the data. All BfG PRFs are parsed correctly, now.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1197
diff
changeset
|
308 kmData = new ArrayList<XY>(); |
1197
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
309 data.put(station, kmData); |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
310 } |
ce3dacc6ea92
PRFParser: extract km from lines. TODO: extract data.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1196
diff
changeset
|
311 |
1198
661a9304f2f5
PRFParser: Extracted the data. All BfG PRFs are parsed correctly, now.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1197
diff
changeset
|
312 int c = dataFormat.extractData(line, kmData); |
661a9304f2f5
PRFParser: Extracted the data. All BfG PRFs are parsed correctly, now.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1197
diff
changeset
|
313 if (c < 1) { |
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314 skip = lineSkipCount + c; |
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315 } |
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316 } |
1198
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317 |
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318 // sort all the lists by x and index |
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319 sortLists(); |
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320 } |
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321 catch (IOException ioe) { |
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322 log.error(ioe); |
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323 return false; |
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324 } |
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325 finally { |
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326 if (in != null) { |
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327 try { |
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328 in.close(); |
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329 } |
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330 catch (IOException ioe) { |
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331 log.error(ioe); |
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332 } |
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333 } |
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334 } |
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335 |
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336 return true; |
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337 } |
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338 |
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339 public void reset() { |
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340 data.clear(); |
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341 } |
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342 |
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343 public static void parsePRFs(File root) { |
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344 |
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345 PRFParser parser = new PRFParser(); |
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346 |
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347 Stack<File> stack = new Stack<File>(); |
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348 stack.push(root); |
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349 |
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350 while (!stack.empty()) { |
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351 File file = stack.pop(); |
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352 if (file.isDirectory()) { |
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353 File [] files = file.listFiles(); |
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354 if (files != null) { |
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355 for (File f: files) { |
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356 stack.push(f); |
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357 } |
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358 } |
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359 } |
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360 else if (file.isFile() |
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361 && file.getName().toLowerCase().endsWith(".prf") |
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362 ) { |
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363 parser.reset(); |
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364 boolean success = parser.parse(file); |
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365 log.info("parsing " + (success ? "succeeded" : "failed")); |
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366 } |
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367 } |
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368 } |
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369 |
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370 public static void main(String [] args) { |
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371 |
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372 for (String arg: args) { |
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373 parsePRFs(new File(arg)); |
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374 } |
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375 } |
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376 } |
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377 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |