annotate backend/src/main/java/org/dive4elements/river/importer/sinfo/parsers/ChannelParser.java @ 8988:ae76f618d990

Checks added for missing import directory
author mschaefer
date Sun, 08 Apr 2018 18:09:32 +0200
parents 50416a0df385
children 3b3c7513472e
rev   line source
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1 /* Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by
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3 * Björnsen Beratende Ingenieure GmbH
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4 * Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
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5 *
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6 * This file is Free Software under the GNU AGPL (>=v3)
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7 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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8 * documentation coming with Dive4Elements River for details.
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9 */
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10
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11 package org.dive4elements.river.importer.sinfo.parsers;
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12
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13 import java.io.File;
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14 import java.util.ArrayList;
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15 import java.util.List;
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16 import java.util.regex.Matcher;
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17 import java.util.regex.Pattern;
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18
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19 import org.apache.log4j.Logger;
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20 import org.dive4elements.river.importer.Config;
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21 import org.dive4elements.river.importer.ImportRiver;
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22 import org.dive4elements.river.importer.common.AbstractParser;
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23 import org.dive4elements.river.importer.common.ParsingState;
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24 import org.dive4elements.river.importer.sinfo.importitem.ChannelKmLineImport;
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25 import org.dive4elements.river.importer.sinfo.importitem.ChannelSeriesImport;
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26 import org.dive4elements.river.model.sinfo.Channel;
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27 import org.dive4elements.river.model.sinfo.ChannelValue;
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28
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29 /**
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30 * Reads and parses a channel size file
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31 *
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32 * @author Matthias Schäfer
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33 *
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34 */
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35 public class ChannelParser extends AbstractParser<Channel, ChannelValue, ChannelKmLineImport, ChannelSeriesImport> {
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36
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37 /***** FIELDS *****/
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38
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39 private static final Logger log = Logger.getLogger(ChannelParser.class);
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40
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41 private static final String IMPORT_FILENAME = "Fahrrinne.csv";
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42
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43 protected static final Pattern META_YEARS = Pattern.compile("^#\\sZeitraum:\\s*([12]\\d\\d\\d)*\\s*-\\s*([12]\\d\\d\\d)*.*", Pattern.CASE_INSENSITIVE);
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44
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45 private static final Pattern WIDTH_COLUMNTITLE = Pattern.compile("Sollbreite\\s*\\[(.*)\\].*", Pattern.CASE_INSENSITIVE);
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46
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47 private static final Pattern DEPTH_COLUMNTITLE = Pattern.compile("Solltiefe\\s*\\[(.*)\\].*", Pattern.CASE_INSENSITIVE);
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48
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49 private int widthColIndex;
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50
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51 private int depthColIndex;
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52
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53
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54 /***** CONSTRUCTORS *****/
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55
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56 public ChannelParser(final File importPath, final File rootRelativePath, final ImportRiver river) {
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57 super(importPath, rootRelativePath, river);
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58 this.widthColIndex = -1;
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59 this.depthColIndex = -1;
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60 }
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61
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62
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63 /***** METHODS *****/
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64
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65 @Override
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66 protected Logger getLog() {
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67 return log;
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68 }
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69
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70 /**
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71 * Whether this import type shall be skipped
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72 */
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73 public static boolean shallSkip() {
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74 return Config.INSTANCE.skipSInfoChannel();
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75 }
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76
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77 /**
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78 * Creates a list of parsers for all channel import files in a directory
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79 */
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80 public static List<ChannelParser> createParsers(final File importDir, final File relativeDir, final ImportRiver river) {
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81 final List<ChannelParser> parsers = new ArrayList<>();
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82 final File importFile = new File(importDir, IMPORT_FILENAME);
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83 if (importFile.exists())
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84 parsers.add(new ChannelParser(importFile, new File(relativeDir, IMPORT_FILENAME), river));
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85 return parsers;
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86 }
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87
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88 @Override
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89 protected boolean handleMetaOther() {
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90 if (handleMetaYears())
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91 return true;
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92 else
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93 return false;
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94 }
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95
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96 private boolean handleMetaYears() {
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97 final Matcher m = META_YEARS.matcher(this.currentLine);
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98 if (m.matches()) {
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99 this.metaPatternsMatched.add(META_YEARS);
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100 if (m.group(1) != null)
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101 this.seriesHeader.setYear_from(Integer.valueOf(m.group(1)));
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102 else
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103 this.seriesHeader.setYear_from(null);
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104 if (m.group(2) != null)
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105 this.seriesHeader.setYear_to(Integer.valueOf(m.group(2)));
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106 else
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107 this.seriesHeader.setYear_to(null);
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108 return true;
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109 }
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110 return false;
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111 }
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112
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113 @Override
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114 protected boolean handleMetaColumnTitles() {
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115 if (super.handleMetaColumnTitles()) {
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116 for (int i = 1; i <= this.columnTitles.size() - 1; i++) {
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117 if (DEPTH_COLUMNTITLE.matcher(this.columnTitles.get(i)).matches())
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118 this.depthColIndex = i;
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119 else if (WIDTH_COLUMNTITLE.matcher(this.columnTitles.get(i)).matches())
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120 this.widthColIndex = i;
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121 }
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122 if ((this.widthColIndex < 0) || (this.depthColIndex < 0)) {
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123 logError("Columns of width and/or depth values could not be identified, missing column title 'Sollbreite...'/'Sollhöhe...'");
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124 this.headerParsingState = ParsingState.STOP;
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125 return false;
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126 }
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127 return true;
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128 }
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129 else
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130 return false;
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131 }
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132
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133 @Override
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134 protected ChannelSeriesImport createSeriesImport(final String filename) {
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135 return new ChannelSeriesImport(filename);
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136 }
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137
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138 @Override
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139 protected ChannelKmLineImport createKmLineImport(final Double km, final String[] values) {
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140 if (parseDoubleWithNull(values[this.widthColIndex]) == null) {
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141 logError("Invalid width value in line " + this.in.getLineNumber());
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142 return null;
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143 }
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144 if (parseDoubleWithNull(values[this.depthColIndex]) == null) {
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145 logError("Invalid depth value in line " + this.in.getLineNumber());
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146 return null;
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147 }
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148 return new ChannelKmLineImport(km, parseDoubleWithNull(values[this.widthColIndex]).doubleValue(),
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149 parseDoubleWithNull(values[this.depthColIndex]).doubleValue());
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150 }
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151 }

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