Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/importer/parsers/AnnotationsParser.java @ 8856:5e38e2924c07 3.2.x

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Fix code style.
author Tom Gottfried <tom@intevation.de>
date Thu, 18 Jan 2018 20:12:01 +0100
parents 4c3ccf2b0304
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.HashMap;
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12 import java.util.TreeSet;
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13 import java.util.List;
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14 import java.util.ArrayList;
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15
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16 import java.io.IOException;
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17 import java.io.File;
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18 import java.io.LineNumberReader;
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19 import java.io.InputStreamReader;
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20 import java.io.FileInputStream;
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21
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22 import java.math.BigDecimal;
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23
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24 import org.apache.log4j.Logger;
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25
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26 import org.dive4elements.artifacts.common.utils.FileTools;
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27
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28 import org.dive4elements.river.importer.ImportAnnotation;
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29 import org.dive4elements.river.importer.ImportRange;
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30 import org.dive4elements.river.importer.ImportEdge;
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31 import org.dive4elements.river.importer.ImportAnnotationType;
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32 import org.dive4elements.river.importer.ImportAttribute;
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33 import org.dive4elements.river.importer.ImportPosition;
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34
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35 public class AnnotationsParser
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36 {
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37 private static Logger log = Logger.getLogger(AnnotationsParser.class);
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38
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39 public static final String ENCODING = "ISO-8859-1";
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40
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41 public static final String [] TO_SCAN = {
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42 "Basisdaten",
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43 "Streckendaten",
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44 ".." + File.separator +
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45 "Morphologie" + File.separator + "Streckendaten"
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46 };
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47
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48 protected HashMap<String, ImportAttribute> attributes;
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49 protected HashMap<String, ImportPosition> positions;
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50 protected TreeSet<ImportAnnotation> annotations;
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51 protected AnnotationClassifier classifier;
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52
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53 public AnnotationsParser() {
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54 this(null);
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55 }
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56
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57 public AnnotationsParser(AnnotationClassifier classifier) {
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58 attributes = new HashMap<String, ImportAttribute>();
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59 positions = new HashMap<String, ImportPosition>();
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60 annotations = new TreeSet<ImportAnnotation>();
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61 this.classifier = classifier;
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62 }
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63
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64 public void parseFile(File file) throws IOException {
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65 log.info("parsing km file: '" + file + "'");
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66
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67 ImportAnnotationType defaultIAT = null;
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68
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69 if (classifier != null) {
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70 defaultIAT = classifier.classifyFile(
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71 file.getName(),
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72 classifier.getDefaultType());
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73 }
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74
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75 LineNumberReader in = null;
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76 try {
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77 in =
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78 new LineNumberReader(
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79 new InputStreamReader(
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80 new FileInputStream(file), ENCODING));
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81
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82 String line = null;
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83 while ((line = in.readLine()) != null) {
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84 if ((line = line.trim()).length() == 0
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85 || line.startsWith("*")) {
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86 continue;
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87 }
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88
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89 String [] parts = line.split("\\s*;\\s*");
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90
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91 if (parts.length < 3) {
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92 log.warn("ANN: not enough columns in line "
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93 + in.getLineNumber());
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94 continue;
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95 }
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96
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97 ImportPosition position = positions.get(parts[0]);
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98 if (position == null) {
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99 position = new ImportPosition(parts[0]);
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100 positions.put(parts[0], position);
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101 }
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102
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103 ImportAttribute attribute = attributes.get(parts[1]);
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104 if (attribute == null) {
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105 attribute = new ImportAttribute(parts[1]);
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106 attributes.put(parts[1], attribute);
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107 }
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108
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109 String [] r = parts[2].replace(",", ".").split("\\s*#\\s*");
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110
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111 BigDecimal from, to;
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112
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113 try {
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114 from = new BigDecimal(r[0]);
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115 to = r.length < 2 ? null : new BigDecimal(r[1]);
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116 if (to != null && from.compareTo(to) > 0) {
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117 BigDecimal t = from; from = to; to = t;
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118 }
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119 }
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120 catch (NumberFormatException nfe) {
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121 log.warn("ANN: invalid number in line "
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122 + in.getLineNumber());
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123 continue;
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124 }
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125
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126 ImportEdge edge = null;
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127
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128 if (parts.length == 4) { // Only 'Unterkante'
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129 try {
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130 edge = new ImportEdge(
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131 null,
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132 new BigDecimal(parts[3].trim().replace(',', '.')));
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133 }
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134 catch (NumberFormatException nfe) {
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135 log.warn("ANN: cannot parse 'Unterkante' in line " +
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136 in.getLineNumber());
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137 }
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138 }
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139 else if (parts.length > 4) { // 'Unterkante' and 'Oberkante'
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140 String bottom = parts[3].trim().replace(',', '.');
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141 String top = parts[4].trim().replace(',', '.');
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142 try {
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143 BigDecimal b = bottom.length() == 0
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144 ? null
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145 : new BigDecimal(bottom);
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146 BigDecimal t = top.length() == 0
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147 ? null
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148 : new BigDecimal(top);
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149 edge = new ImportEdge(t, b);
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150 }
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151 catch (NumberFormatException nfe) {
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152 log.warn(
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153 "ANN: cannot parse 'Unterkante' or 'Oberkante' "
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154 + "in line "
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155 + in.getLineNumber());
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156 }
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157 }
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158
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159 ImportRange range = new ImportRange(from, to);
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160
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161 ImportAnnotationType type = classifier != null
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162 ? classifier.classifyDescription(line, defaultIAT)
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163 : null;
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164
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165 ImportAnnotation annotation = new ImportAnnotation(
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166 attribute, position, range, edge, type);
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167
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168 if (!annotations.add(annotation)) {
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169 log.info("ANN: duplicated annotation '" + parts[0] +
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170 "' in line " + in.getLineNumber());
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171 }
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172 }
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173 }
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174 finally {
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175 if (in != null) {
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176 in.close();
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177 }
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178 }
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179 }
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180
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181 public void parse(File root) throws IOException {
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182
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183 for (String toScan: TO_SCAN) {
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184 File directory = FileTools.repair(new File(root, toScan));
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185 if (!directory.isDirectory()) {
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186 log.warn("ANN: '" + directory + "' is not a directory.");
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187 continue;
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188 }
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189 File [] files = directory.listFiles();
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190 if (files == null) {
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191 log.warn("ANN: cannot list directory '" + directory + "'");
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192 continue;
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193 }
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194
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195 for (File file: files) {
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196 if (file.isFile() && file.canRead()
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197 && file.getName().toLowerCase().endsWith(".km")) {
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198 parseFile(file);
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199 }
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200 }
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201 } // for all directories to scan
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202 }
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203
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204 public List<ImportAnnotation> getAnnotations() {
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205 return new ArrayList<ImportAnnotation>(annotations);
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206 }
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207 }
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208 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org