Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/importer/parsers/PRFParser.java @ 9650:a2a42a6bac6b

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Importer (s/u-info) extensions: outer try/catch for parse and log of line no, catching parsing exception if not enough value fields, parsing error and warning log messages with line number, detecting and rejecting duplicate data series, better differentiation between error and warning log messages
author mschaefer
date Mon, 23 Mar 2020 14:57:03 +0100
parents 5e38e2924c07
children 0a5239a1e46e
rev   line source
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Sascha L. Teichmann <teichmann@intevation.de>
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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.Map;
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12 import java.util.TreeMap;
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13 import java.util.List;
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14 import java.util.ArrayList;
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15 import java.util.Collections;
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16
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17 import java.util.regex.Pattern;
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18 import java.util.regex.Matcher;
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19
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20 import java.io.File;
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21 import java.io.InputStreamReader;
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22 import java.io.LineNumberReader;
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23 import java.io.FileInputStream;
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24 import java.io.IOException;
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25
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26 import org.apache.log4j.Logger;
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27
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28 import org.dive4elements.river.importer.XY;
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29
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30 import org.dive4elements.artifacts.common.utils.FileTools;
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31
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32
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33 /**
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34 * Parse files in .prf format and generate a mapping of double
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35 * (km) to List of Points (XY).
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36 */
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37 public class PRFParser implements CrossSectionParser
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38 {
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39 private static Logger log = Logger.getLogger(PRFParser.class);
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40
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41 public static final String ENCODING =
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42 System.getProperty("flys.backend.prf.encoding", "ISO-8859-1");
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43
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44 public static final Pattern DATA_PATTERN =
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45 Pattern.compile(
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46 "\\((\\d+)x\\s*,\\s*(\\d+)\\(" +
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47 "\\s*f(\\d+)\\.(\\d+)\\s*,\\s*f(\\d+)\\.(\\d+)\\s*\\)?\\)?");
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48
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49 public static final Pattern KM_PATTERN =
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50 Pattern.compile("\\((\\d+)x\\s*,\\s*f(\\d+)\\.(\\d+)\\s*\\)?");
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51
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52 public static final Pattern YEAR_PATTERN =
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53 Pattern.compile("(\\d{4})");
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54
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55 public static final int MIN_YEAR = 1800;
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56 public static final int MAX_YEAR = 2100;
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57
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58 public static class DataFormat {
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59
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60 protected int deleteChars;
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61 protected int maxRepetitions;
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62 protected int firstIntegerPlaces;
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63 protected int firstFractionPlaces;
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64 protected int secondIntegerPlaces;
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65 protected int secondFractionPlaces;
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66
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67 protected double firstShift;
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68 protected double secondShift;
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69
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70 public DataFormat() {
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71 }
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72
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73 public DataFormat(Matcher m) {
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74 deleteChars = Integer.parseInt(m.group(1));
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75 maxRepetitions = Integer.parseInt(m.group(2));
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76 firstIntegerPlaces = Integer.parseInt(m.group(3));
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77 firstFractionPlaces = Integer.parseInt(m.group(4));
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78 secondIntegerPlaces = Integer.parseInt(m.group(5));
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79 secondFractionPlaces = Integer.parseInt(m.group(6));
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80
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81 firstShift = Math.pow(10, firstFractionPlaces);
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82 secondShift = Math.pow(10, secondFractionPlaces);
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83 }
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84
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85 /**
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86 * @param kmData where data points will be added to.
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87 * @param line Line to parse.
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88 */
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89 public void extractData(String line, List<XY> kmData) {
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90 int L = line.length();
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91 if (L <= deleteChars) {
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92 return;
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93 }
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94
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95 int pos = deleteChars;
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96
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97 boolean debug = log.isDebugEnabled();
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98
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99 // Repetitions are values per line ( ... 10.0 12.5 15.3 ... )
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100 int rep = 0;
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101 for (;rep < maxRepetitions; ++rep) {
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102 if (pos >= L || pos + firstIntegerPlaces >= L) {
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103 break;
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104 }
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105 String first = line.substring(
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106 pos, pos + firstIntegerPlaces);
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107
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108 String second = line.substring(
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109 pos + firstIntegerPlaces,
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110 Math.min(
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111 L, pos + firstIntegerPlaces + secondIntegerPlaces));
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112
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113 double x, y;
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114 try {
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115 x = Double.parseDouble(first);
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116 y = Double.parseDouble(second);
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117 }
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118 catch (NumberFormatException nfe) {
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119 // "Dummy" line to separate datasets, or missing values.
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120 log.debug("PRFParser: Broken line: " + line);
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121 return;
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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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59f6a47822a4 PRFParser: Ignore skip-lines field, simplifies code a bit.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 5924
diff changeset
145 return;
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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
5924
454b7b455cb6 PRFParser: Documentation.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 5844
diff changeset
189 /** Mapping stations (km) to measured points. */
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190 protected Map<Double, List<XY>> data;
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191
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192 protected Integer year;
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193
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194 protected String description;
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195
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196
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197 public PRFParser() {
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198 data = new TreeMap<Double, List<XY>>();
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199 }
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200
4715
2f7a509f5acf Implement new CrossSectionParser interface.
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diff changeset
201 @Override
1211
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202 public Integer getYear() {
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203 return year;
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204 }
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205
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206 public void setYear(Integer year) {
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207 this.year = year;
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208 }
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209
4715
2f7a509f5acf Implement new CrossSectionParser interface.
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diff changeset
210 @Override
1211
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211 public String getDescription() {
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212 return description;
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213 }
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214
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215 public void setDescription(String description) {
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216 this.description = description;
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217 }
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218
4715
2f7a509f5acf Implement new CrossSectionParser interface.
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diff changeset
219 @Override
1211
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220 public Map<Double, List<XY>> getData() {
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diff changeset
221 return data;
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222 }
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223
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224 public void setData(Map<Double, List<XY>> data) {
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225 this.data = data;
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226 }
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227
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diff changeset
228 protected void sortLists() {
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diff changeset
229 for (List<XY> xy: data.values()) {
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diff changeset
230 Collections.sort(xy);
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231 }
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232 }
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233
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234 public static final Integer findYear(String s) {
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diff changeset
235 Matcher m = YEAR_PATTERN.matcher(s);
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diff changeset
236 while (m.find()) {
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diff changeset
237 int year = Integer.parseInt(m.group(1));
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diff changeset
238 if (year >= MIN_YEAR && year <= MAX_YEAR) {
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diff changeset
239 return Integer.valueOf(year);
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diff changeset
240 }
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diff changeset
241 }
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diff changeset
242 return null;
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diff changeset
243 }
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244
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diff changeset
245 public boolean parse(File file) {
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246
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diff changeset
247 if (!(file.isFile() && file.canRead())) {
3660
976ead36192d backend: Mention backend warnings in importer.
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parents: 3659
diff changeset
248 log.warn("PRF: cannot open file '" + file + "'");
1211
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249 return false;
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diff changeset
250 }
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diff changeset
251
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diff changeset
252 log.info("parsing PRF file: '" + file + "'");
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diff changeset
253
4729
0df1cac6c4b5 Removed removeExtension implementations, which have been moved to FileTools,
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parents: 4715
diff changeset
254 description = FileTools.removeExtension(file.getName());
1211
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diff changeset
255
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diff changeset
256 year = findYear(file.getName());
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diff changeset
257
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parents:
diff changeset
258 if (year == null) {
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diff changeset
259 File parent = file.getParentFile();
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parents:
diff changeset
260 if (parent != null) {
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parents:
diff changeset
261 description = parent.getName() + "/" + description;
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diff changeset
262 year = findYear(parent.getName());
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parents:
diff changeset
263 }
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parents:
diff changeset
264 }
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parents:
diff changeset
265
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parents:
diff changeset
266 if (year != null) {
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parents:
diff changeset
267 log.info("year of sounding: " + year);
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parents:
diff changeset
268 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
269
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
270 LineNumberReader in = null;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
271
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
272 try {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
273 in =
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
274 new LineNumberReader(
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
275 new InputStreamReader(
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
276 new FileInputStream(file), ENCODING));
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
277
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
278 String line = in.readLine();
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
279
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
280 if (line == null || (line = line.trim()).length() == 0) {
3660
976ead36192d backend: Mention backend warnings in importer.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3659
diff changeset
281 log.warn("PRF: file is empty.");
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
282 return false;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
283 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
284
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
285 Matcher m = DATA_PATTERN.matcher(line);
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
286
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
287 if (!m.matches()) {
8856
5e38e2924c07 Fix code style.
Tom Gottfried <tom@intevation.de>
parents: 6442
diff changeset
288 log.warn(
5e38e2924c07 Fix code style.
Tom Gottfried <tom@intevation.de>
parents: 6442
diff changeset
289 "PRF: First line does not look like a PRF data pattern.");
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
290 return false;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
291 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
292
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
293 DataFormat dataFormat = new DataFormat(m);
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
294
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
295 if ((line = in.readLine()) == null
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
296 || (line = line.trim()).length() == 0) {
3660
976ead36192d backend: Mention backend warnings in importer.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3659
diff changeset
297 log.warn("PRF: premature EOF. Expected integer in line 2");
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
298 return false;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
299 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
300
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
301 try {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
302 if (Integer.parseInt(line) != dataFormat.maxRepetitions) {
3660
976ead36192d backend: Mention backend warnings in importer.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3659
diff changeset
303 log.warn("PRF: Expected " +
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
304 dataFormat.maxRepetitions + " in line 2");
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
305 return false;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
306 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
307 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
308 catch (NumberFormatException nfe) {
3660
976ead36192d backend: Mention backend warnings in importer.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3659
diff changeset
309 log.warn("PRF: invalid integer in line 2", nfe);
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
310 return false;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
311 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
312
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
313 if ((line = in.readLine()) == null) {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
314 log.warn(
3660
976ead36192d backend: Mention backend warnings in importer.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3659
diff changeset
315 "PRF: premature EOF. Expected pattern for km extraction");
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
316 return false;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
317 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
318
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
319 m = KM_PATTERN.matcher(line);
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
320
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
321 if (!m.matches()) {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
322 log.warn(
8856
5e38e2924c07 Fix code style.
Tom Gottfried <tom@intevation.de>
parents: 6442
diff changeset
323 "PRF: line 4 does not look like "
5e38e2924c07 Fix code style.
Tom Gottfried <tom@intevation.de>
parents: 6442
diff changeset
324 + "a PRF km extraction pattern.");
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
325 return false;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
326 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
327
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
328 KMFormat kmFormat = new KMFormat(m);
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
329
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
330 if ((line = in.readLine()) == null
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
331 || (line = line.trim()).length() == 0) {
3660
976ead36192d backend: Mention backend warnings in importer.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3659
diff changeset
332 log.warn("PRF: premature EOF. Expected skip row count.");
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
333 return false;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
334 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
335
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
336 int lineSkipCount;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
337 try {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
338 if ((lineSkipCount = Integer.parseInt(line)) < 0) {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
339 throw new IllegalArgumentException(lineSkipCount + " < 0");
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
340 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
341 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
342 catch (NumberFormatException nfe) {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
343 log.warn(
3660
976ead36192d backend: Mention backend warnings in importer.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3659
diff changeset
344 "PRF: line 5 is not an positive integer.");
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
345 return false;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
346 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
347
6442
f3078357ec65 issue1313: Prevent double skip when looking at the first lines of a prf file.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6407
diff changeset
348 int skip = 0;
6015
e514cab94026 PRFParser: Re-enable line skipping. Act so on station change.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 5992
diff changeset
349
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
350 while ((line = in.readLine()) != null) {
6015
e514cab94026 PRFParser: Re-enable line skipping. Act so on station change.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 5992
diff changeset
351 // Expecting dummy lines.
e514cab94026 PRFParser: Re-enable line skipping. Act so on station change.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 5992
diff changeset
352 if (skip > 0) {
e514cab94026 PRFParser: Re-enable line skipping. Act so on station change.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 5992
diff changeset
353 skip--;
e514cab94026 PRFParser: Re-enable line skipping. Act so on station change.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 5992
diff changeset
354 continue;
e514cab94026 PRFParser: Re-enable line skipping. Act so on station change.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 5992
diff changeset
355 }
e514cab94026 PRFParser: Re-enable line skipping. Act so on station change.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 5992
diff changeset
356
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
357 double km;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
358 try {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
359 km = kmFormat.extractKm(line);
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
360 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
361 catch (NumberFormatException iae) {
8856
5e38e2924c07 Fix code style.
Tom Gottfried <tom@intevation.de>
parents: 6442
diff changeset
362 log.warn("PRF: cannot extract km in line "
5e38e2924c07 Fix code style.
Tom Gottfried <tom@intevation.de>
parents: 6442
diff changeset
363 + in.getLineNumber());
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
364 return false;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
365 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
366
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
367 Double station = Double.valueOf(km);
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
368
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
369 List<XY> kmData = data.get(station);
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
370
6407
3158f8f227bf issue1313: Use correct skip lines. In case of recognizing skip, the
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6015
diff changeset
371 // When the station changed (no data yet in line) we expect
3158f8f227bf issue1313: Use correct skip lines. In case of recognizing skip, the
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6015
diff changeset
372 // skip/dummy lines to follow
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
373 if (kmData == null) {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
374 kmData = new ArrayList<XY>();
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
375 data.put(station, kmData);
8856
5e38e2924c07 Fix code style.
Tom Gottfried <tom@intevation.de>
parents: 6442
diff changeset
376 // When a station change occurs,
5e38e2924c07 Fix code style.
Tom Gottfried <tom@intevation.de>
parents: 6442
diff changeset
377 // dummy lines will occur, too.
6407
3158f8f227bf issue1313: Use correct skip lines. In case of recognizing skip, the
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6015
diff changeset
378 skip = lineSkipCount -1;
6015
e514cab94026 PRFParser: Re-enable line skipping. Act so on station change.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 5992
diff changeset
379 continue;
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
380 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
381
5925
59f6a47822a4 PRFParser: Ignore skip-lines field, simplifies code a bit.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 5924
diff changeset
382 dataFormat.extractData(line, kmData);
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
383 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
384
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
385 // sort all the lists by x and index
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
386 sortLists();
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
387 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
388 catch (IOException ioe) {
3659
36edf9a71cbd backend: Mention backend errors in importer.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3340
diff changeset
389 log.error("Error reading PRF file.", ioe);
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
390 return false;
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
391 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
392 finally {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
393 if (in != null) {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
394 try {
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
395 in.close();
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
396 }
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
397 catch (IOException ioe) {
3659
36edf9a71cbd backend: Mention backend errors in importer.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3340
diff changeset
398 log.error("Error closing PRF file.", ioe);
1211
f08fe480092c Moved file parsers to separate package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
399 }
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 return true;
f08fe480092c Moved file parsers to separate package.
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404 }
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405
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406 public void reset() {
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407 data.clear();
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408 year = null;
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409 description = null;
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410 }
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411
8856
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Tom Gottfried <tom@intevation.de>
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412 public void parsePRFs(
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413 File root,
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414 final CrossSectionParser.Callback callback
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415 ) {
1213
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416 FileTools.walkTree(root, new FileTools.FileVisitor() {
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417 @Override
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418 public boolean visit(File file) {
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419 if (file.isFile() && file.canRead()
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420 && file.getName().toLowerCase().endsWith(".prf")
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parents: 4680
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421 && (callback == null || callback.accept(file))) {
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422 reset();
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423 boolean success = parse(file);
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424 log.info("parsing " + (success ? "succeeded" : "failed"));
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425 if (success && callback != null) {
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426 callback.parsed(PRFParser.this);
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427 }
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428 }
1213
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429 return true;
1211
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430 }
1213
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431 });
1211
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432 }
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433
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434 public static void main(String [] args) {
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435
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436 PRFParser parser = new PRFParser();
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437
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438 for (String arg: args) {
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439 parser.parsePRFs(new File(arg), null);
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440 }
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441 }
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442 }
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443 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org