1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.actions.search;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.marktr;
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5 | import static org.openstreetmap.josm.tools.I18n.tr;
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6 |
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7 | import java.io.PushbackReader;
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8 | import java.io.StringReader;
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9 | import java.text.Normalizer;
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10 | import java.util.Arrays;
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11 | import java.util.Collection;
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12 | import java.util.HashMap;
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13 | import java.util.Map;
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14 | import java.util.regex.Matcher;
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15 | import java.util.regex.Pattern;
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16 | import java.util.regex.PatternSyntaxException;
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17 |
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18 | import org.openstreetmap.josm.Main;
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19 | import org.openstreetmap.josm.actions.search.PushbackTokenizer.Range;
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20 | import org.openstreetmap.josm.actions.search.PushbackTokenizer.Token;
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21 | import org.openstreetmap.josm.data.Bounds;
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22 | import org.openstreetmap.josm.data.osm.Node;
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23 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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24 | import org.openstreetmap.josm.data.osm.OsmUtils;
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25 | import org.openstreetmap.josm.data.osm.Relation;
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26 | import org.openstreetmap.josm.data.osm.RelationMember;
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27 | import org.openstreetmap.josm.data.osm.Way;
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28 | import org.openstreetmap.josm.tools.DateUtils;
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29 | import org.openstreetmap.josm.tools.Geometry;
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30 | import org.openstreetmap.josm.tools.Predicate;
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31 |
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32 | /**
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33 | Implements a google-like search.
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34 | <br>
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35 | Grammar:
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36 | <pre>
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37 | expression =
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38 | fact | expression
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39 | fact expression
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40 | fact
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41 |
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42 | fact =
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43 | ( expression )
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44 | -fact
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45 | term?
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46 | term=term
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47 | term:term
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48 | term
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49 | </pre>
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50 |
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51 | @author Imi
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52 | */
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53 | public class SearchCompiler {
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54 |
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55 | private boolean caseSensitive = false;
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56 | private boolean regexSearch = false;
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57 | private static String rxErrorMsg = marktr("The regex \"{0}\" had a parse error at offset {1}, full error:\n\n{2}");
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58 | private static String rxErrorMsgNoPos = marktr("The regex \"{0}\" had a parse error, full error:\n\n{1}");
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59 | private PushbackTokenizer tokenizer;
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60 | private static Map<String, SimpleMatchFactory> simpleMatchFactoryMap = new HashMap<String, SimpleMatchFactory>();
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61 | private static Map<String, UnaryMatchFactory> unaryMatchFactoryMap = new HashMap<String, UnaryMatchFactory>();
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62 | private static Map<String, BinaryMatchFactory> binaryMatchFactoryMap = new HashMap<String, BinaryMatchFactory>();
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63 |
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64 | public SearchCompiler(boolean caseSensitive, boolean regexSearch, PushbackTokenizer tokenizer) {
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65 | this.caseSensitive = caseSensitive;
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66 | this.regexSearch = regexSearch;
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67 | this.tokenizer = tokenizer;
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68 |
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69 | /* register core match factories at first instance, so plugins should
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70 | * never be able to generate a NPE
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71 | */
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72 | if (simpleMatchFactoryMap.isEmpty()) {
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73 | addMatchFactory(new CoreSimpleMatchFactory());
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74 | }
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75 | if (unaryMatchFactoryMap.isEmpty()) {
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76 | addMatchFactory(new CoreUnaryMatchFactory());
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77 | }
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78 |
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79 | }
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80 |
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81 | /**
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82 | * Add (register) MatchFactory with SearchCompiler
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83 | * @param factory
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84 | */
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85 | public static void addMatchFactory(MatchFactory factory) {
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86 | for (String keyword : factory.getKeywords()) {
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87 | // TODO: check for keyword collisions
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88 | if (factory instanceof SimpleMatchFactory) {
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89 | simpleMatchFactoryMap.put(keyword, (SimpleMatchFactory)factory);
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90 | } else if (factory instanceof UnaryMatchFactory) {
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91 | unaryMatchFactoryMap.put(keyword, (UnaryMatchFactory)factory);
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92 | } else if (factory instanceof BinaryMatchFactory) {
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93 | binaryMatchFactoryMap.put(keyword, (BinaryMatchFactory)factory);
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94 | } else
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95 | throw new AssertionError("Unknown match factory");
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96 | }
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97 | }
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98 |
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99 | public class CoreSimpleMatchFactory implements SimpleMatchFactory {
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100 | private Collection<String> keywords = Arrays.asList("id", "version",
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101 | "changeset", "nodes", "tags", "areasize", "modified", "selected",
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102 | "incomplete", "untagged", "closed", "new", "indownloadedarea",
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103 | "allindownloadedarea", "inview", "allinview", "timestamp", "nth", "nth%");
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104 |
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105 | @Override
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106 | public Match get(String keyword, PushbackTokenizer tokenizer) throws ParseError {
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107 | if ("modified".equals(keyword))
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108 | return new Modified();
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109 | else if ("selected".equals(keyword))
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110 | return new Selected();
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111 | else if ("incomplete".equals(keyword))
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112 | return new Incomplete();
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113 | else if ("untagged".equals(keyword))
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114 | return new Untagged();
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115 | else if ("closed".equals(keyword))
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116 | return new Closed();
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117 | else if ("new".equals(keyword))
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118 | return new New();
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119 | else if ("indownloadedarea".equals(keyword))
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120 | return new InDataSourceArea(false);
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121 | else if ("allindownloadedarea".equals(keyword))
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122 | return new InDataSourceArea(true);
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123 | else if ("inview".equals(keyword))
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124 | return new InView(false);
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125 | else if ("allinview".equals(keyword))
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126 | return new InView(true);
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127 | else if (tokenizer != null) {
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128 | if ("id".equals(keyword))
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129 | return new Id(tokenizer);
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130 | else if ("version".equals(keyword))
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131 | return new Version(tokenizer);
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132 | else if ("changeset".equals(keyword))
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133 | return new ChangesetId(tokenizer);
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134 | else if ("nodes".equals(keyword))
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135 | return new NodeCountRange(tokenizer);
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136 | else if ("tags".equals(keyword))
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137 | return new TagCountRange(tokenizer);
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138 | else if ("areasize".equals(keyword))
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139 | return new AreaSize(tokenizer);
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140 | else if ("nth".equals(keyword))
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141 | return new Nth(tokenizer, false);
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142 | else if ("nth%".equals(keyword))
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143 | return new Nth(tokenizer, true);
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144 | else if ("timestamp".equals(keyword)) {
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145 | String rangeS = " " + tokenizer.readTextOrNumber() + " "; // add leading/trailing space in order to get expected split (e.g. "a--" => {"a", ""})
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146 | String[] rangeA = rangeS.split("/");
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147 | if (rangeA.length == 1)
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148 | return new KeyValue(keyword, rangeS.trim(), regexSearch, caseSensitive);
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149 | else if (rangeA.length == 2) {
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150 | String rangeA1 = rangeA[0].trim();
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151 | String rangeA2 = rangeA[1].trim();
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152 | long minDate = DateUtils.fromString(rangeA1.isEmpty() ? "1980" : rangeA1).getTime(); // if min timestap is empty: use lowest possible date
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153 | long maxDate = rangeA2.isEmpty() ? System.currentTimeMillis() : DateUtils.fromString(rangeA2).getTime(); // if max timestamp is empty: use "now"
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154 | return new TimestampRange(minDate, maxDate);
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155 | } else
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156 | /*
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157 | * I18n: Don't translate timestamp keyword
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158 | */ throw new ParseError(tr("Expecting <i>min</i>/<i>max</i> after ''timestamp''"));
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159 | }
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160 | }
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161 | return null;
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162 | }
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163 |
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164 | @Override
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165 | public Collection<String> getKeywords() {
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166 | return keywords;
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167 | }
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168 | }
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169 |
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170 | public static class CoreUnaryMatchFactory implements UnaryMatchFactory {
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171 | private static Collection<String> keywords = Arrays.asList("parent", "child");
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172 |
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173 | @Override
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174 | public UnaryMatch get(String keyword, Match matchOperand, PushbackTokenizer tokenizer) {
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175 | if ("parent".equals(keyword))
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176 | return new Parent(matchOperand);
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177 | else if ("child".equals(keyword))
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178 | return new Child(matchOperand);
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179 | return null;
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180 | }
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181 |
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182 | @Override
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183 | public Collection<String> getKeywords() {
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184 | return keywords;
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185 | }
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186 | }
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187 |
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188 | /**
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189 | * Classes implementing this interface can provide Match operators.
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190 | */
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191 | private interface MatchFactory {
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192 | public Collection<String> getKeywords();
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193 | }
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194 |
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195 | public interface SimpleMatchFactory extends MatchFactory {
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196 | public Match get(String keyword, PushbackTokenizer tokenizer) throws ParseError;
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197 | }
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198 |
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199 | public interface UnaryMatchFactory extends MatchFactory {
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200 | public UnaryMatch get(String keyword, Match matchOperand, PushbackTokenizer tokenizer) throws ParseError;
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201 | }
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202 |
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203 | public interface BinaryMatchFactory extends MatchFactory {
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204 | public BinaryMatch get(String keyword, Match lhs, Match rhs, PushbackTokenizer tokenizer) throws ParseError;
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205 | }
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206 |
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207 | /**
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208 | * Base class for all search operators.
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209 | */
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210 | abstract public static class Match implements Predicate<OsmPrimitive> {
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211 |
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212 | abstract public boolean match(OsmPrimitive osm);
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213 |
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214 | /**
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215 | * Tests whether one of the primitives matches.
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216 | */
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217 | protected boolean existsMatch(Collection<? extends OsmPrimitive> primitives) {
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218 | for (OsmPrimitive p : primitives) {
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219 | if (match(p))
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220 | return true;
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221 | }
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222 | return false;
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223 | }
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224 |
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225 | /**
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226 | * Tests whether all primitives match.
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227 | */
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228 | protected boolean forallMatch(Collection<? extends OsmPrimitive> primitives) {
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229 | for (OsmPrimitive p : primitives) {
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230 | if (!match(p))
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231 | return false;
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232 | }
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233 | return true;
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234 | }
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235 |
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236 | @Override
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237 | public final boolean evaluate(OsmPrimitive object) {
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238 | return match(object);
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239 | }
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240 | }
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241 |
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242 | /**
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243 | * A unary search operator which may take data parameters.
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244 | */
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245 | abstract public static class UnaryMatch extends Match {
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246 |
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247 | protected final Match match;
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248 |
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249 | public UnaryMatch(Match match) {
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250 | if (match == null) {
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251 | // "operator" (null) should mean the same as "operator()"
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252 | // (Always). I.e. match everything
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253 | this.match = new Always();
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254 | } else {
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255 | this.match = match;
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256 | }
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257 | }
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258 |
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259 | public Match getOperand() {
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260 | return match;
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261 | }
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262 | }
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263 |
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264 | /**
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265 | * A binary search operator which may take data parameters.
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266 | */
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267 | abstract public static class BinaryMatch extends Match {
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268 |
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269 | protected final Match lhs;
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270 | protected final Match rhs;
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271 |
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272 | public BinaryMatch(Match lhs, Match rhs) {
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273 | this.lhs = lhs;
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274 | this.rhs = rhs;
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275 | }
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276 |
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277 | public Match getLhs() {
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278 | return lhs;
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279 | }
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280 |
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281 | public Match getRhs() {
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282 | return rhs;
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283 | }
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284 | }
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285 |
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286 | /**
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287 | * Matches every OsmPrimitive.
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288 | */
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289 | public static class Always extends Match {
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290 | public static Always INSTANCE = new Always();
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291 | @Override public boolean match(OsmPrimitive osm) {
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292 | return true;
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293 | }
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294 | }
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295 |
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296 | /**
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297 | * Never matches any OsmPrimitive.
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298 | */
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299 | public static class Never extends Match {
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300 | @Override
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301 | public boolean match(OsmPrimitive osm) {
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302 | return false;
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303 | }
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304 | }
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305 |
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306 | /**
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307 | * Inverts the match.
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308 | */
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309 | public static class Not extends UnaryMatch {
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310 | public Not(Match match) {super(match);}
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311 | @Override public boolean match(OsmPrimitive osm) {
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312 | return !match.match(osm);
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313 | }
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314 | @Override public String toString() {return "!"+match;}
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315 | public Match getMatch() {
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316 | return match;
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317 | }
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318 | }
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319 |
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320 | /**
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321 | * Matches if the value of the corresponding key is ''yes'', ''true'', ''1'' or ''on''.
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322 | */
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323 | private static class BooleanMatch extends Match {
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324 | private final String key;
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325 | private final boolean defaultValue;
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326 |
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327 | public BooleanMatch(String key, boolean defaultValue) {
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328 | this.key = key;
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329 | this.defaultValue = defaultValue;
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330 | }
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331 | @Override
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332 | public boolean match(OsmPrimitive osm) {
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333 | Boolean ret = OsmUtils.getOsmBoolean(osm.get(key));
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334 | if (ret == null)
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335 | return defaultValue;
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336 | else
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337 | return ret;
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338 | }
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339 | }
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340 |
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341 | /**
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342 | * Matches if both left and right expressions match.
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343 | */
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344 | public static class And extends BinaryMatch {
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345 | public And(Match lhs, Match rhs) {super(lhs, rhs);}
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346 | @Override public boolean match(OsmPrimitive osm) {
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347 | return lhs.match(osm) && rhs.match(osm);
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348 | }
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349 | @Override public String toString() {
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350 | return lhs + " && " + rhs;
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351 | }
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352 | }
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353 |
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354 | /**
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355 | * Matches if the left OR the right expression match.
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356 | */
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357 | public static class Or extends BinaryMatch {
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358 | public Or(Match lhs, Match rhs) {super(lhs, rhs);}
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359 | @Override public boolean match(OsmPrimitive osm) {
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360 | return lhs.match(osm) || rhs.match(osm);
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361 | }
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362 | @Override public String toString() {
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363 | return lhs + " || " + rhs;
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364 | }
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365 | }
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366 |
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367 | /**
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368 | * Matches if the left OR the right expression match, but not both.
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369 | */
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370 | public static class Xor extends BinaryMatch {
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371 | public Xor(Match lhs, Match rhs) {super(lhs, rhs);}
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372 | @Override public boolean match(OsmPrimitive osm) {
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373 | return lhs.match(osm) ^ rhs.match(osm);
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374 | }
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375 | @Override public String toString() {
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376 | return lhs + " ^ " + rhs;
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377 | }
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378 | }
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379 |
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380 | /**
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381 | * Matches objects with ID in the given range.
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382 | */
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383 | private static class Id extends RangeMatch {
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384 | public Id(Range range) {super(range);}
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385 | public Id(PushbackTokenizer tokenizer) throws ParseError {
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386 | this(tokenizer.readRange(tr("Range of primitive ids expected")));
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387 | }
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388 | @Override protected Long getNumber(OsmPrimitive osm) {
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389 | return osm.isNew() ? 0 : osm.getUniqueId();
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390 | }
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391 | @Override protected String getString() {
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392 | return "id";
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393 | }
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394 | }
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395 |
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396 | /**
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397 | * Matches objects with a changeset ID in the given range.
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398 | */
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399 | private static class ChangesetId extends RangeMatch {
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400 | public ChangesetId(Range range) {super(range);}
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401 | public ChangesetId(PushbackTokenizer tokenizer) throws ParseError {
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402 | this(tokenizer.readRange(tr("Range of changeset ids expected")));
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403 | }
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404 | @Override protected Long getNumber(OsmPrimitive osm) {
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405 | return (long) osm.getChangesetId();
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406 | }
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407 | @Override protected String getString() {
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408 | return "changeset";
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409 | }
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410 | }
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411 |
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412 | /**
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413 | * Matches objects with a version number in the given range.
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414 | */
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415 | private static class Version extends RangeMatch {
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416 | public Version(Range range) {super(range);}
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417 | public Version(PushbackTokenizer tokenizer) throws ParseError {
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418 | this(tokenizer.readRange(tr("Range of versions expected")));
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419 | }
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420 | @Override protected Long getNumber(OsmPrimitive osm) {
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421 | return (long) osm.getVersion();
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422 | }
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423 | @Override protected String getString() {
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424 | return "version";
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425 | }
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426 | }
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427 |
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428 | /**
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429 | * Matches objects with the given key-value pair.
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430 | */
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431 | private static class KeyValue extends Match {
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432 | private final String key;
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433 | private final Pattern keyPattern;
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434 | private final String value;
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435 | private final Pattern valuePattern;
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436 | private final boolean caseSensitive;
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437 |
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438 | public KeyValue(String key, String value, boolean regexSearch, boolean caseSensitive) throws ParseError {
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439 | this.caseSensitive = caseSensitive;
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440 | if (regexSearch) {
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441 | int searchFlags = regexFlags(caseSensitive);
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442 |
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443 | try {
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444 | this.keyPattern = Pattern.compile(key, searchFlags);
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445 | } catch (PatternSyntaxException e) {
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446 | throw new ParseError(tr(rxErrorMsg, e.getPattern(), e.getIndex(), e.getMessage()));
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447 | } catch (Exception e) {
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448 | throw new ParseError(tr(rxErrorMsgNoPos, key, e.getMessage()));
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449 | }
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450 | try {
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451 | this.valuePattern = Pattern.compile(value, searchFlags);
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452 | } catch (PatternSyntaxException e) {
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453 | throw new ParseError(tr(rxErrorMsg, e.getPattern(), e.getIndex(), e.getMessage()));
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454 | } catch (Exception e) {
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455 | throw new ParseError(tr(rxErrorMsgNoPos, value, e.getMessage()));
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456 | }
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457 | this.key = key;
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458 | this.value = value;
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459 |
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460 | } else if (caseSensitive) {
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461 | this.key = key;
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462 | this.value = value;
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463 | this.keyPattern = null;
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464 | this.valuePattern = null;
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465 | } else {
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466 | this.key = key.toLowerCase();
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467 | this.value = value;
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468 | this.keyPattern = null;
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469 | this.valuePattern = null;
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470 | }
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471 | }
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472 |
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473 | @Override public boolean match(OsmPrimitive osm) {
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474 |
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475 | if (keyPattern != null) {
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476 | if (!osm.hasKeys())
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477 | return false;
|
---|
478 |
|
---|
479 | /* The string search will just get a key like
|
---|
480 | * 'highway' and look that up as osm.get(key). But
|
---|
481 | * since we're doing a regex match we'll have to loop
|
---|
482 | * over all the keys to see if they match our regex,
|
---|
483 | * and only then try to match against the value
|
---|
484 | */
|
---|
485 |
|
---|
486 | for (String k: osm.keySet()) {
|
---|
487 | String v = osm.get(k);
|
---|
488 |
|
---|
489 | Matcher matcherKey = keyPattern.matcher(k);
|
---|
490 | boolean matchedKey = matcherKey.find();
|
---|
491 |
|
---|
492 | if (matchedKey) {
|
---|
493 | Matcher matcherValue = valuePattern.matcher(v);
|
---|
494 | boolean matchedValue = matcherValue.find();
|
---|
495 |
|
---|
496 | if (matchedValue)
|
---|
497 | return true;
|
---|
498 | }
|
---|
499 | }
|
---|
500 | } else {
|
---|
501 | String mv = null;
|
---|
502 |
|
---|
503 | if (key.equals("timestamp")) {
|
---|
504 | mv = DateUtils.fromDate(osm.getTimestamp());
|
---|
505 | } else {
|
---|
506 | mv = osm.get(key);
|
---|
507 | }
|
---|
508 |
|
---|
509 | if (mv == null)
|
---|
510 | return false;
|
---|
511 |
|
---|
512 | String v1 = caseSensitive ? mv : mv.toLowerCase();
|
---|
513 | String v2 = caseSensitive ? value : value.toLowerCase();
|
---|
514 |
|
---|
515 | v1 = Normalizer.normalize(v1, Normalizer.Form.NFC);
|
---|
516 | v2 = Normalizer.normalize(v2, Normalizer.Form.NFC);
|
---|
517 | return v1.indexOf(v2) != -1;
|
---|
518 | }
|
---|
519 |
|
---|
520 | return false;
|
---|
521 | }
|
---|
522 | @Override public String toString() {return key+"="+value;}
|
---|
523 | }
|
---|
524 |
|
---|
525 | public static class ValueComparison extends Match {
|
---|
526 | private final String key;
|
---|
527 | private final String referenceValue;
|
---|
528 | private final int compareMode;
|
---|
529 |
|
---|
530 | public ValueComparison(String key, String referenceValue, int compareMode) {
|
---|
531 | this.key = key;
|
---|
532 | this.referenceValue = referenceValue;
|
---|
533 | this.compareMode = compareMode;
|
---|
534 | }
|
---|
535 |
|
---|
536 | @Override
|
---|
537 | public boolean match(OsmPrimitive osm) {
|
---|
538 | int compareResult;
|
---|
539 | try {
|
---|
540 | compareResult = Double.compare(
|
---|
541 | Double.parseDouble(osm.get(key)),
|
---|
542 | Double.parseDouble(referenceValue)
|
---|
543 | );
|
---|
544 | } catch (Exception ignore) {
|
---|
545 | compareResult = osm.get(key).compareTo(referenceValue);
|
---|
546 | }
|
---|
547 | return compareMode < 0 ? compareResult < 0 : compareMode > 0 ? compareResult > 0 : compareResult == 0;
|
---|
548 | }
|
---|
549 | }
|
---|
550 |
|
---|
551 | /**
|
---|
552 | * Matches objects with the exact given key-value pair.
|
---|
553 | */
|
---|
554 | public static class ExactKeyValue extends Match {
|
---|
555 |
|
---|
556 | private enum Mode {
|
---|
557 | ANY, ANY_KEY, ANY_VALUE, EXACT, NONE, MISSING_KEY,
|
---|
558 | ANY_KEY_REGEXP, ANY_VALUE_REGEXP, EXACT_REGEXP, MISSING_KEY_REGEXP;
|
---|
559 | }
|
---|
560 |
|
---|
561 | private final String key;
|
---|
562 | private final String value;
|
---|
563 | private final Pattern keyPattern;
|
---|
564 | private final Pattern valuePattern;
|
---|
565 | private final Mode mode;
|
---|
566 |
|
---|
567 | public ExactKeyValue(boolean regexp, String key, String value) throws ParseError {
|
---|
568 | if ("".equals(key))
|
---|
569 | throw new ParseError(tr("Key cannot be empty when tag operator is used. Sample use: key=value"));
|
---|
570 | this.key = key;
|
---|
571 | this.value = value == null?"":value;
|
---|
572 | if ("".equals(this.value) && "*".equals(key)) {
|
---|
573 | mode = Mode.NONE;
|
---|
574 | } else if ("".equals(this.value)) {
|
---|
575 | if (regexp) {
|
---|
576 | mode = Mode.MISSING_KEY_REGEXP;
|
---|
577 | } else {
|
---|
578 | mode = Mode.MISSING_KEY;
|
---|
579 | }
|
---|
580 | } else if ("*".equals(key) && "*".equals(this.value)) {
|
---|
581 | mode = Mode.ANY;
|
---|
582 | } else if ("*".equals(key)) {
|
---|
583 | if (regexp) {
|
---|
584 | mode = Mode.ANY_KEY_REGEXP;
|
---|
585 | } else {
|
---|
586 | mode = Mode.ANY_KEY;
|
---|
587 | }
|
---|
588 | } else if ("*".equals(this.value)) {
|
---|
589 | if (regexp) {
|
---|
590 | mode = Mode.ANY_VALUE_REGEXP;
|
---|
591 | } else {
|
---|
592 | mode = Mode.ANY_VALUE;
|
---|
593 | }
|
---|
594 | } else {
|
---|
595 | if (regexp) {
|
---|
596 | mode = Mode.EXACT_REGEXP;
|
---|
597 | } else {
|
---|
598 | mode = Mode.EXACT;
|
---|
599 | }
|
---|
600 | }
|
---|
601 |
|
---|
602 | if (regexp && key.length() > 0 && !key.equals("*")) {
|
---|
603 | try {
|
---|
604 | keyPattern = Pattern.compile(key, regexFlags(false));
|
---|
605 | } catch (PatternSyntaxException e) {
|
---|
606 | throw new ParseError(tr(rxErrorMsg, e.getPattern(), e.getIndex(), e.getMessage()));
|
---|
607 | } catch (Exception e) {
|
---|
608 | throw new ParseError(tr(rxErrorMsgNoPos, key, e.getMessage()));
|
---|
609 | }
|
---|
610 | } else {
|
---|
611 | keyPattern = null;
|
---|
612 | }
|
---|
613 | if (regexp && this.value.length() > 0 && !this.value.equals("*")) {
|
---|
614 | try {
|
---|
615 | valuePattern = Pattern.compile(this.value, regexFlags(false));
|
---|
616 | } catch (PatternSyntaxException e) {
|
---|
617 | throw new ParseError(tr(rxErrorMsg, e.getPattern(), e.getIndex(), e.getMessage()));
|
---|
618 | } catch (Exception e) {
|
---|
619 | throw new ParseError(tr(rxErrorMsgNoPos, value, e.getMessage()));
|
---|
620 | }
|
---|
621 | } else {
|
---|
622 | valuePattern = null;
|
---|
623 | }
|
---|
624 | }
|
---|
625 |
|
---|
626 | @Override
|
---|
627 | public boolean match(OsmPrimitive osm) {
|
---|
628 |
|
---|
629 | if (!osm.hasKeys())
|
---|
630 | return mode == Mode.NONE;
|
---|
631 |
|
---|
632 | switch (mode) {
|
---|
633 | case NONE:
|
---|
634 | return false;
|
---|
635 | case MISSING_KEY:
|
---|
636 | return osm.get(key) == null;
|
---|
637 | case ANY:
|
---|
638 | return true;
|
---|
639 | case ANY_VALUE:
|
---|
640 | return osm.get(key) != null;
|
---|
641 | case ANY_KEY:
|
---|
642 | for (String v:osm.getKeys().values()) {
|
---|
643 | if (v.equals(value))
|
---|
644 | return true;
|
---|
645 | }
|
---|
646 | return false;
|
---|
647 | case EXACT:
|
---|
648 | return value.equals(osm.get(key));
|
---|
649 | case ANY_KEY_REGEXP:
|
---|
650 | for (String v:osm.getKeys().values()) {
|
---|
651 | if (valuePattern.matcher(v).matches())
|
---|
652 | return true;
|
---|
653 | }
|
---|
654 | return false;
|
---|
655 | case ANY_VALUE_REGEXP:
|
---|
656 | case EXACT_REGEXP:
|
---|
657 | for (String key: osm.keySet()) {
|
---|
658 | if (keyPattern.matcher(key).matches()) {
|
---|
659 | if (mode == Mode.ANY_VALUE_REGEXP
|
---|
660 | || valuePattern.matcher(osm.get(key)).matches())
|
---|
661 | return true;
|
---|
662 | }
|
---|
663 | }
|
---|
664 | return false;
|
---|
665 | case MISSING_KEY_REGEXP:
|
---|
666 | for (String k:osm.keySet()) {
|
---|
667 | if (keyPattern.matcher(k).matches())
|
---|
668 | return false;
|
---|
669 | }
|
---|
670 | return true;
|
---|
671 | }
|
---|
672 | throw new AssertionError("Missed state");
|
---|
673 | }
|
---|
674 |
|
---|
675 | @Override
|
---|
676 | public String toString() {
|
---|
677 | return key + '=' + value;
|
---|
678 | }
|
---|
679 |
|
---|
680 | }
|
---|
681 |
|
---|
682 | /**
|
---|
683 | * Match a string in any tags (key or value), with optional regex and case insensitivity.
|
---|
684 | */
|
---|
685 | private static class Any extends Match {
|
---|
686 | private final String search;
|
---|
687 | private final Pattern searchRegex;
|
---|
688 | private final boolean caseSensitive;
|
---|
689 |
|
---|
690 | public Any(String s, boolean regexSearch, boolean caseSensitive) throws ParseError {
|
---|
691 | s = Normalizer.normalize(s, Normalizer.Form.NFC);
|
---|
692 | this.caseSensitive = caseSensitive;
|
---|
693 | if (regexSearch) {
|
---|
694 | try {
|
---|
695 | this.searchRegex = Pattern.compile(s, regexFlags(caseSensitive));
|
---|
696 | } catch (PatternSyntaxException e) {
|
---|
697 | throw new ParseError(tr(rxErrorMsg, e.getPattern(), e.getIndex(), e.getMessage()));
|
---|
698 | } catch (Exception e) {
|
---|
699 | throw new ParseError(tr(rxErrorMsgNoPos, s, e.getMessage()));
|
---|
700 | }
|
---|
701 | this.search = s;
|
---|
702 | } else if (caseSensitive) {
|
---|
703 | this.search = s;
|
---|
704 | this.searchRegex = null;
|
---|
705 | } else {
|
---|
706 | this.search = s.toLowerCase();
|
---|
707 | this.searchRegex = null;
|
---|
708 | }
|
---|
709 | }
|
---|
710 |
|
---|
711 | @Override public boolean match(OsmPrimitive osm) {
|
---|
712 | if (!osm.hasKeys() && osm.getUser() == null)
|
---|
713 | return search.isEmpty();
|
---|
714 |
|
---|
715 | for (String key: osm.keySet()) {
|
---|
716 | String value = osm.get(key);
|
---|
717 | if (searchRegex != null) {
|
---|
718 |
|
---|
719 | value = Normalizer.normalize(value, Normalizer.Form.NFC);
|
---|
720 |
|
---|
721 | Matcher keyMatcher = searchRegex.matcher(key);
|
---|
722 | Matcher valMatcher = searchRegex.matcher(value);
|
---|
723 |
|
---|
724 | boolean keyMatchFound = keyMatcher.find();
|
---|
725 | boolean valMatchFound = valMatcher.find();
|
---|
726 |
|
---|
727 | if (keyMatchFound || valMatchFound)
|
---|
728 | return true;
|
---|
729 | } else {
|
---|
730 | if (!caseSensitive) {
|
---|
731 | key = key.toLowerCase();
|
---|
732 | value = value.toLowerCase();
|
---|
733 | }
|
---|
734 |
|
---|
735 | value = Normalizer.normalize(value, Normalizer.Form.NFC);
|
---|
736 |
|
---|
737 | if (key.indexOf(search) != -1 || value.indexOf(search) != -1)
|
---|
738 | return true;
|
---|
739 | }
|
---|
740 | }
|
---|
741 | return false;
|
---|
742 | }
|
---|
743 | @Override public String toString() {
|
---|
744 | return search;
|
---|
745 | }
|
---|
746 | }
|
---|
747 |
|
---|
748 | // TODO: change how we handle this
|
---|
749 | private static class ExactType extends Match {
|
---|
750 | private final Class<?> type;
|
---|
751 | public ExactType(String type) throws ParseError {
|
---|
752 | if ("node".equals(type)) {
|
---|
753 | this.type = Node.class;
|
---|
754 | } else if ("way".equals(type)) {
|
---|
755 | this.type = Way.class;
|
---|
756 | } else if ("relation".equals(type)) {
|
---|
757 | this.type = Relation.class;
|
---|
758 | } else
|
---|
759 | throw new ParseError(tr("Unknown primitive type: {0}. Allowed values are node, way or relation",
|
---|
760 | type));
|
---|
761 | }
|
---|
762 | @Override public boolean match(OsmPrimitive osm) {
|
---|
763 | return osm.getClass() == type;
|
---|
764 | }
|
---|
765 | @Override public String toString() {return "type="+type;}
|
---|
766 | }
|
---|
767 |
|
---|
768 | /**
|
---|
769 | * Matches objects last changed by the given username.
|
---|
770 | */
|
---|
771 | private static class UserMatch extends Match {
|
---|
772 | private String user;
|
---|
773 | public UserMatch(String user) {
|
---|
774 | if (user.equals("anonymous")) {
|
---|
775 | this.user = null;
|
---|
776 | } else {
|
---|
777 | this.user = user;
|
---|
778 | }
|
---|
779 | }
|
---|
780 |
|
---|
781 | @Override public boolean match(OsmPrimitive osm) {
|
---|
782 | if (osm.getUser() == null)
|
---|
783 | return user == null;
|
---|
784 | else
|
---|
785 | return osm.getUser().hasName(user);
|
---|
786 | }
|
---|
787 |
|
---|
788 | @Override public String toString() {
|
---|
789 | return "user=" + (user == null ? "" : user);
|
---|
790 | }
|
---|
791 | }
|
---|
792 |
|
---|
793 | /**
|
---|
794 | * Matches objects with the given relation role (i.e. "outer").
|
---|
795 | */
|
---|
796 | private static class RoleMatch extends Match {
|
---|
797 | private String role;
|
---|
798 | public RoleMatch(String role) {
|
---|
799 | if (role == null) {
|
---|
800 | this.role = "";
|
---|
801 | } else {
|
---|
802 | this.role = role;
|
---|
803 | }
|
---|
804 | }
|
---|
805 |
|
---|
806 | @Override public boolean match(OsmPrimitive osm) {
|
---|
807 | for (OsmPrimitive ref: osm.getReferrers()) {
|
---|
808 | if (ref instanceof Relation && !ref.isIncomplete() && !ref.isDeleted()) {
|
---|
809 | for (RelationMember m : ((Relation) ref).getMembers()) {
|
---|
810 | if (m.getMember() == osm) {
|
---|
811 | String testRole = m.getRole();
|
---|
812 | if(role.equals(testRole == null ? "" : testRole))
|
---|
813 | return true;
|
---|
814 | }
|
---|
815 | }
|
---|
816 | }
|
---|
817 | }
|
---|
818 | return false;
|
---|
819 | }
|
---|
820 |
|
---|
821 | @Override public String toString() {
|
---|
822 | return "role=" + role;
|
---|
823 | }
|
---|
824 | }
|
---|
825 |
|
---|
826 | /**
|
---|
827 | * Matches the n-th object of a relation and/or the n-th node of a way.
|
---|
828 | */
|
---|
829 | private static class Nth extends Match {
|
---|
830 |
|
---|
831 | private final int nth;
|
---|
832 | private final boolean modulo;
|
---|
833 |
|
---|
834 | public Nth(PushbackTokenizer tokenizer, boolean modulo) throws ParseError {
|
---|
835 | this((int) tokenizer.readNumber(tr("Primitive id expected")), modulo);
|
---|
836 | }
|
---|
837 |
|
---|
838 | private Nth(int nth, boolean modulo) {
|
---|
839 | this.nth = nth;
|
---|
840 | this.modulo = modulo;
|
---|
841 | }
|
---|
842 |
|
---|
843 | @Override
|
---|
844 | public boolean match(OsmPrimitive osm) {
|
---|
845 | for (OsmPrimitive p : osm.getReferrers()) {
|
---|
846 | Integer idx = null;
|
---|
847 | if (p instanceof Way) {
|
---|
848 | Way w = (Way) p;
|
---|
849 | idx = w.getNodes().indexOf(osm);
|
---|
850 | } else if (p instanceof Relation) {
|
---|
851 | Relation r = (Relation) p;
|
---|
852 | idx = r.getMemberPrimitivesList().indexOf(osm);
|
---|
853 | }
|
---|
854 | if (idx != null) {
|
---|
855 | if (idx.intValue() == nth || (modulo && idx.intValue() % nth == 0)) {
|
---|
856 | return true;
|
---|
857 | }
|
---|
858 | }
|
---|
859 | }
|
---|
860 | return false;
|
---|
861 | }
|
---|
862 | }
|
---|
863 |
|
---|
864 | /**
|
---|
865 | * Matches objects with properties in a certain range.
|
---|
866 | */
|
---|
867 | private abstract static class RangeMatch extends Match {
|
---|
868 |
|
---|
869 | private final long min;
|
---|
870 | private final long max;
|
---|
871 |
|
---|
872 | public RangeMatch(long min, long max) {
|
---|
873 | this.min = Math.min(min, max);
|
---|
874 | this.max = Math.max(min, max);
|
---|
875 | }
|
---|
876 |
|
---|
877 | public RangeMatch(Range range) {
|
---|
878 | this(range.getStart(), range.getEnd());
|
---|
879 | }
|
---|
880 |
|
---|
881 | protected abstract Long getNumber(OsmPrimitive osm);
|
---|
882 |
|
---|
883 | protected abstract String getString();
|
---|
884 |
|
---|
885 | @Override
|
---|
886 | public boolean match(OsmPrimitive osm) {
|
---|
887 | Long num = getNumber(osm);
|
---|
888 | if (num == null)
|
---|
889 | return false;
|
---|
890 | else
|
---|
891 | return (num >= min) && (num <= max);
|
---|
892 | }
|
---|
893 |
|
---|
894 | @Override
|
---|
895 | public String toString() {
|
---|
896 | return getString() + "=" + min + "-" + max;
|
---|
897 | }
|
---|
898 | }
|
---|
899 |
|
---|
900 |
|
---|
901 | /**
|
---|
902 | * Matches ways with a number of nodes in given range
|
---|
903 | */
|
---|
904 | private static class NodeCountRange extends RangeMatch {
|
---|
905 | public NodeCountRange(Range range) {
|
---|
906 | super(range);
|
---|
907 | }
|
---|
908 |
|
---|
909 | public NodeCountRange(PushbackTokenizer tokenizer) throws ParseError {
|
---|
910 | this(tokenizer.readRange(tr("Range of numbers expected")));
|
---|
911 | }
|
---|
912 |
|
---|
913 | @Override
|
---|
914 | protected Long getNumber(OsmPrimitive osm) {
|
---|
915 | if (!(osm instanceof Way))
|
---|
916 | return null;
|
---|
917 | else
|
---|
918 | return (long) ((Way) osm).getRealNodesCount();
|
---|
919 | }
|
---|
920 |
|
---|
921 | @Override
|
---|
922 | protected String getString() {
|
---|
923 | return "nodes";
|
---|
924 | }
|
---|
925 | }
|
---|
926 |
|
---|
927 | /**
|
---|
928 | * Matches objects with a number of tags in given range
|
---|
929 | */
|
---|
930 | private static class TagCountRange extends RangeMatch {
|
---|
931 | public TagCountRange(Range range) {
|
---|
932 | super(range);
|
---|
933 | }
|
---|
934 |
|
---|
935 | public TagCountRange(PushbackTokenizer tokenizer) throws ParseError {
|
---|
936 | this(tokenizer.readRange(tr("Range of numbers expected")));
|
---|
937 | }
|
---|
938 |
|
---|
939 | @Override
|
---|
940 | protected Long getNumber(OsmPrimitive osm) {
|
---|
941 | return (long) osm.getKeys().size();
|
---|
942 | }
|
---|
943 |
|
---|
944 | @Override
|
---|
945 | protected String getString() {
|
---|
946 | return "tags";
|
---|
947 | }
|
---|
948 | }
|
---|
949 |
|
---|
950 | /**
|
---|
951 | * Matches objects with a timestamp in given range
|
---|
952 | */
|
---|
953 | private static class TimestampRange extends RangeMatch {
|
---|
954 |
|
---|
955 | public TimestampRange(long minCount, long maxCount) {
|
---|
956 | super(minCount, maxCount);
|
---|
957 | }
|
---|
958 |
|
---|
959 | @Override
|
---|
960 | protected Long getNumber(OsmPrimitive osm) {
|
---|
961 | return osm.getTimestamp().getTime();
|
---|
962 | }
|
---|
963 |
|
---|
964 | @Override
|
---|
965 | protected String getString() {
|
---|
966 | return "timestamp";
|
---|
967 | }
|
---|
968 |
|
---|
969 | }
|
---|
970 |
|
---|
971 | /**
|
---|
972 | * Matches objects that are new (i.e. have not been uploaded to the server)
|
---|
973 | */
|
---|
974 | private static class New extends Match {
|
---|
975 | @Override public boolean match(OsmPrimitive osm) {
|
---|
976 | return osm.isNew();
|
---|
977 | }
|
---|
978 | @Override public String toString() {
|
---|
979 | return "new";
|
---|
980 | }
|
---|
981 | }
|
---|
982 |
|
---|
983 | /**
|
---|
984 | * Matches all objects that have been modified, created, or undeleted
|
---|
985 | */
|
---|
986 | private static class Modified extends Match {
|
---|
987 | @Override public boolean match(OsmPrimitive osm) {
|
---|
988 | return osm.isModified() || osm.isNewOrUndeleted();
|
---|
989 | }
|
---|
990 | @Override public String toString() {return "modified";}
|
---|
991 | }
|
---|
992 |
|
---|
993 | /**
|
---|
994 | * Matches all objects currently selected
|
---|
995 | */
|
---|
996 | private static class Selected extends Match {
|
---|
997 | @Override public boolean match(OsmPrimitive osm) {
|
---|
998 | return Main.main.getCurrentDataSet().isSelected(osm);
|
---|
999 | }
|
---|
1000 | @Override public String toString() {return "selected";}
|
---|
1001 | }
|
---|
1002 |
|
---|
1003 | /**
|
---|
1004 | * Match objects that are incomplete, where only id and type are known.
|
---|
1005 | * Typically some members of a relation are incomplete until they are
|
---|
1006 | * fetched from the server.
|
---|
1007 | */
|
---|
1008 | private static class Incomplete extends Match {
|
---|
1009 | @Override public boolean match(OsmPrimitive osm) {
|
---|
1010 | return osm.isIncomplete();
|
---|
1011 | }
|
---|
1012 | @Override public String toString() {return "incomplete";}
|
---|
1013 | }
|
---|
1014 |
|
---|
1015 | /**
|
---|
1016 | * Matches objects that don't have any interesting tags (i.e. only has source,
|
---|
1017 | * FIXME, etc.). The complete list of uninteresting tags can be found here:
|
---|
1018 | * org.openstreetmap.josm.data.osm.OsmPrimitive.getUninterestingKeys()
|
---|
1019 | */
|
---|
1020 | private static class Untagged extends Match {
|
---|
1021 | @Override public boolean match(OsmPrimitive osm) {
|
---|
1022 | return !osm.isTagged() && !osm.isIncomplete();
|
---|
1023 | }
|
---|
1024 | @Override public String toString() {return "untagged";}
|
---|
1025 | }
|
---|
1026 |
|
---|
1027 | /**
|
---|
1028 | * Matches ways which are closed (i.e. first and last node are the same)
|
---|
1029 | */
|
---|
1030 | private static class Closed extends Match {
|
---|
1031 | @Override public boolean match(OsmPrimitive osm) {
|
---|
1032 | return osm instanceof Way && ((Way) osm).isClosed();
|
---|
1033 | }
|
---|
1034 | @Override public String toString() {return "closed";}
|
---|
1035 | }
|
---|
1036 |
|
---|
1037 | /**
|
---|
1038 | * Matches objects if they are parents of the expression
|
---|
1039 | */
|
---|
1040 | public static class Parent extends UnaryMatch {
|
---|
1041 | public Parent(Match m) {
|
---|
1042 | super(m);
|
---|
1043 | }
|
---|
1044 | @Override public boolean match(OsmPrimitive osm) {
|
---|
1045 | boolean isParent = false;
|
---|
1046 |
|
---|
1047 | if (osm instanceof Way) {
|
---|
1048 | for (Node n : ((Way)osm).getNodes()) {
|
---|
1049 | isParent |= match.match(n);
|
---|
1050 | }
|
---|
1051 | } else if (osm instanceof Relation) {
|
---|
1052 | for (RelationMember member : ((Relation)osm).getMembers()) {
|
---|
1053 | isParent |= match.match(member.getMember());
|
---|
1054 | }
|
---|
1055 | }
|
---|
1056 | return isParent;
|
---|
1057 | }
|
---|
1058 | @Override public String toString() {return "parent(" + match + ")";}
|
---|
1059 | }
|
---|
1060 |
|
---|
1061 | /**
|
---|
1062 | * Matches objects if they are children of the expression
|
---|
1063 | */
|
---|
1064 | public static class Child extends UnaryMatch {
|
---|
1065 |
|
---|
1066 | public Child(Match m) {
|
---|
1067 | super(m);
|
---|
1068 | }
|
---|
1069 |
|
---|
1070 | @Override public boolean match(OsmPrimitive osm) {
|
---|
1071 | boolean isChild = false;
|
---|
1072 | for (OsmPrimitive p : osm.getReferrers()) {
|
---|
1073 | isChild |= match.match(p);
|
---|
1074 | }
|
---|
1075 | return isChild;
|
---|
1076 | }
|
---|
1077 | @Override public String toString() {return "child(" + match + ")";}
|
---|
1078 | }
|
---|
1079 |
|
---|
1080 | /**
|
---|
1081 | * Matches if the size of the area is within the given range
|
---|
1082 | *
|
---|
1083 | * @author Ole Jørgen Brønner
|
---|
1084 | */
|
---|
1085 | private static class AreaSize extends RangeMatch {
|
---|
1086 |
|
---|
1087 | public AreaSize(Range range) {
|
---|
1088 | super(range);
|
---|
1089 | }
|
---|
1090 |
|
---|
1091 | public AreaSize(PushbackTokenizer tokenizer) throws ParseError {
|
---|
1092 | this(tokenizer.readRange(tr("Range of numbers expected")));
|
---|
1093 | }
|
---|
1094 |
|
---|
1095 | @Override
|
---|
1096 | protected Long getNumber(OsmPrimitive osm) {
|
---|
1097 | if (!(osm instanceof Way && ((Way) osm).isClosed()))
|
---|
1098 | return null;
|
---|
1099 | Way way = (Way) osm;
|
---|
1100 | return (long) Geometry.closedWayArea(way);
|
---|
1101 | }
|
---|
1102 |
|
---|
1103 | @Override
|
---|
1104 | protected String getString() {
|
---|
1105 | return "areasize";
|
---|
1106 | }
|
---|
1107 | }
|
---|
1108 |
|
---|
1109 | /**
|
---|
1110 | * Matches objects within the given bounds.
|
---|
1111 | */
|
---|
1112 | private abstract static class InArea extends Match {
|
---|
1113 |
|
---|
1114 | protected abstract Bounds getBounds();
|
---|
1115 | protected final boolean all;
|
---|
1116 |
|
---|
1117 | /**
|
---|
1118 | * @param all if true, all way nodes or relation members have to be within source area;if false, one suffices.
|
---|
1119 | */
|
---|
1120 | public InArea(boolean all) {
|
---|
1121 | this.all = all;
|
---|
1122 | }
|
---|
1123 |
|
---|
1124 | @Override
|
---|
1125 | public boolean match(OsmPrimitive osm) {
|
---|
1126 | if (!osm.isUsable())
|
---|
1127 | return false;
|
---|
1128 | else if (osm instanceof Node) {
|
---|
1129 | Bounds bounds = getBounds();
|
---|
1130 | return bounds != null && bounds.contains(((Node) osm).getCoor());
|
---|
1131 | } else if (osm instanceof Way) {
|
---|
1132 | Collection<Node> nodes = ((Way) osm).getNodes();
|
---|
1133 | return all ? forallMatch(nodes) : existsMatch(nodes);
|
---|
1134 | } else if (osm instanceof Relation) {
|
---|
1135 | Collection<OsmPrimitive> primitives = ((Relation) osm).getMemberPrimitives();
|
---|
1136 | return all ? forallMatch(primitives) : existsMatch(primitives);
|
---|
1137 | } else
|
---|
1138 | return false;
|
---|
1139 | }
|
---|
1140 | }
|
---|
1141 |
|
---|
1142 | /**
|
---|
1143 | * Matches objects within source area ("downloaded area").
|
---|
1144 | */
|
---|
1145 | private static class InDataSourceArea extends InArea {
|
---|
1146 |
|
---|
1147 | public InDataSourceArea(boolean all) {
|
---|
1148 | super(all);
|
---|
1149 | }
|
---|
1150 |
|
---|
1151 | @Override
|
---|
1152 | protected Bounds getBounds() {
|
---|
1153 | return new Bounds(Main.main.getCurrentDataSet().getDataSourceArea().getBounds2D());
|
---|
1154 | }
|
---|
1155 | }
|
---|
1156 |
|
---|
1157 | /**
|
---|
1158 | * Matches objects within current map view.
|
---|
1159 | */
|
---|
1160 | private static class InView extends InArea {
|
---|
1161 |
|
---|
1162 | public InView(boolean all) {
|
---|
1163 | super(all);
|
---|
1164 | }
|
---|
1165 |
|
---|
1166 | @Override
|
---|
1167 | protected Bounds getBounds() {
|
---|
1168 | if (!Main.isDisplayingMapView()) {
|
---|
1169 | return null;
|
---|
1170 | }
|
---|
1171 | return Main.map.mapView.getRealBounds();
|
---|
1172 | }
|
---|
1173 | }
|
---|
1174 |
|
---|
1175 | public static class ParseError extends Exception {
|
---|
1176 | public ParseError(String msg) {
|
---|
1177 | super(msg);
|
---|
1178 | }
|
---|
1179 | public ParseError(Token expected, Token found) {
|
---|
1180 | this(tr("Unexpected token. Expected {0}, found {1}", expected, found));
|
---|
1181 | }
|
---|
1182 | }
|
---|
1183 |
|
---|
1184 | public static Match compile(String searchStr, boolean caseSensitive, boolean regexSearch) throws ParseError {
|
---|
1185 | return new SearchCompiler(caseSensitive, regexSearch,
|
---|
1186 | new PushbackTokenizer(
|
---|
1187 | new PushbackReader(new StringReader(searchStr))))
|
---|
1188 | .parse();
|
---|
1189 | }
|
---|
1190 |
|
---|
1191 | /**
|
---|
1192 | * Parse search string.
|
---|
1193 | *
|
---|
1194 | * @return match determined by search string
|
---|
1195 | * @throws org.openstreetmap.josm.actions.search.SearchCompiler.ParseError
|
---|
1196 | */
|
---|
1197 | public Match parse() throws ParseError {
|
---|
1198 | Match m = parseExpression();
|
---|
1199 | if (!tokenizer.readIfEqual(Token.EOF))
|
---|
1200 | throw new ParseError(tr("Unexpected token: {0}", tokenizer.nextToken()));
|
---|
1201 | if (m == null)
|
---|
1202 | return new Always();
|
---|
1203 | return m;
|
---|
1204 | }
|
---|
1205 |
|
---|
1206 | /**
|
---|
1207 | * Parse expression. This is a recursive method.
|
---|
1208 | *
|
---|
1209 | * @return match determined by parsing expression
|
---|
1210 | * @throws org.openstreetmap.josm.actions.search.SearchCompiler.ParseError
|
---|
1211 | */
|
---|
1212 | private Match parseExpression() throws ParseError {
|
---|
1213 | Match factor = parseFactor();
|
---|
1214 | if (factor == null)
|
---|
1215 | // empty search string
|
---|
1216 | return null;
|
---|
1217 | if (tokenizer.readIfEqual(Token.OR))
|
---|
1218 | return new Or(factor, parseExpression(tr("Missing parameter for OR")));
|
---|
1219 | else if (tokenizer.readIfEqual(Token.XOR))
|
---|
1220 | return new Xor(factor, parseExpression(tr("Missing parameter for XOR")));
|
---|
1221 | else {
|
---|
1222 | Match expression = parseExpression();
|
---|
1223 | if (expression == null)
|
---|
1224 | // reached end of search string, no more recursive calls
|
---|
1225 | return factor;
|
---|
1226 | else
|
---|
1227 | // the default operator is AND
|
---|
1228 | return new And(factor, expression);
|
---|
1229 | }
|
---|
1230 | }
|
---|
1231 |
|
---|
1232 | /**
|
---|
1233 | * Parse expression, showing the specified error message if parsing fails.
|
---|
1234 | *
|
---|
1235 | * @param errorMessage to display if parsing error occurs
|
---|
1236 | * @return match determined by parsing expression
|
---|
1237 | * @throws org.openstreetmap.josm.actions.search.SearchCompiler.ParseError
|
---|
1238 | * @see #parseExpression()
|
---|
1239 | */
|
---|
1240 | private Match parseExpression(String errorMessage) throws ParseError {
|
---|
1241 | Match expression = parseExpression();
|
---|
1242 | if (expression == null)
|
---|
1243 | throw new ParseError(errorMessage);
|
---|
1244 | else
|
---|
1245 | return expression;
|
---|
1246 | }
|
---|
1247 |
|
---|
1248 | /**
|
---|
1249 | * Parse next factor (a search operator or search term).
|
---|
1250 | *
|
---|
1251 | * @return match determined by parsing factor string
|
---|
1252 | * @throws org.openstreetmap.josm.actions.search.SearchCompiler.ParseError
|
---|
1253 | */
|
---|
1254 | private Match parseFactor() throws ParseError {
|
---|
1255 | if (tokenizer.readIfEqual(Token.LEFT_PARENT)) {
|
---|
1256 | Match expression = parseExpression();
|
---|
1257 | if (!tokenizer.readIfEqual(Token.RIGHT_PARENT))
|
---|
1258 | throw new ParseError(Token.RIGHT_PARENT, tokenizer.nextToken());
|
---|
1259 | return expression;
|
---|
1260 | } else if (tokenizer.readIfEqual(Token.NOT)) {
|
---|
1261 | return new Not(parseFactor(tr("Missing operator for NOT")));
|
---|
1262 | } else if (tokenizer.readIfEqual(Token.KEY)) {
|
---|
1263 | // factor consists of key:value or key=value
|
---|
1264 | String key = tokenizer.getText();
|
---|
1265 | if (tokenizer.readIfEqual(Token.EQUALS)) {
|
---|
1266 | return new ExactKeyValue(regexSearch, key, tokenizer.readTextOrNumber());
|
---|
1267 | } else if (tokenizer.readIfEqual(Token.LESS_THAN)) {
|
---|
1268 | return new ValueComparison(key, tokenizer.readTextOrNumber(), -1);
|
---|
1269 | } else if (tokenizer.readIfEqual(Token.GREATER_THAN)) {
|
---|
1270 | return new ValueComparison(key, tokenizer.readTextOrNumber(), +1);
|
---|
1271 | } else if (tokenizer.readIfEqual(Token.COLON)) {
|
---|
1272 | // see if we have a Match that takes a data parameter
|
---|
1273 | SimpleMatchFactory factory = simpleMatchFactoryMap.get(key);
|
---|
1274 | if (factory != null)
|
---|
1275 | return factory.get(key, tokenizer);
|
---|
1276 |
|
---|
1277 | UnaryMatchFactory unaryFactory = unaryMatchFactoryMap.get(key);
|
---|
1278 | if (unaryFactory != null)
|
---|
1279 | return unaryFactory.get(key, parseFactor(), tokenizer);
|
---|
1280 |
|
---|
1281 | // key:value form where value is a string (may be OSM key search)
|
---|
1282 | return parseKV(key, tokenizer.readTextOrNumber());
|
---|
1283 | } else if (tokenizer.readIfEqual(Token.QUESTION_MARK))
|
---|
1284 | return new BooleanMatch(key, false);
|
---|
1285 | else {
|
---|
1286 | SimpleMatchFactory factory = simpleMatchFactoryMap.get(key);
|
---|
1287 | if (factory != null)
|
---|
1288 | return factory.get(key, null);
|
---|
1289 |
|
---|
1290 | UnaryMatchFactory unaryFactory = unaryMatchFactoryMap.get(key);
|
---|
1291 | if (unaryFactory != null)
|
---|
1292 | return unaryFactory.get(key, parseFactor(), null);
|
---|
1293 |
|
---|
1294 | // match string in any key or value
|
---|
1295 | return new Any(key, regexSearch, caseSensitive);
|
---|
1296 | }
|
---|
1297 | } else
|
---|
1298 | return null;
|
---|
1299 | }
|
---|
1300 |
|
---|
1301 | private Match parseFactor(String errorMessage) throws ParseError {
|
---|
1302 | Match fact = parseFactor();
|
---|
1303 | if (fact == null)
|
---|
1304 | throw new ParseError(errorMessage);
|
---|
1305 | else
|
---|
1306 | return fact;
|
---|
1307 | }
|
---|
1308 |
|
---|
1309 | private Match parseKV(String key, String value) throws ParseError {
|
---|
1310 | if (value == null) {
|
---|
1311 | value = "";
|
---|
1312 | }
|
---|
1313 | if (key.equals("type"))
|
---|
1314 | return new ExactType(value);
|
---|
1315 | else if (key.equals("user"))
|
---|
1316 | return new UserMatch(value);
|
---|
1317 | else if (key.equals("role"))
|
---|
1318 | return new RoleMatch(value);
|
---|
1319 | else
|
---|
1320 | return new KeyValue(key, value, regexSearch, caseSensitive);
|
---|
1321 | }
|
---|
1322 |
|
---|
1323 | private static int regexFlags(boolean caseSensitive) {
|
---|
1324 | int searchFlags = 0;
|
---|
1325 |
|
---|
1326 | // Enables canonical Unicode equivalence so that e.g. the two
|
---|
1327 | // forms of "\u00e9gal" and "e\u0301gal" will match.
|
---|
1328 | //
|
---|
1329 | // It makes sense to match no matter how the character
|
---|
1330 | // happened to be constructed.
|
---|
1331 | searchFlags |= Pattern.CANON_EQ;
|
---|
1332 |
|
---|
1333 | // Make "." match any character including newline (/s in Perl)
|
---|
1334 | searchFlags |= Pattern.DOTALL;
|
---|
1335 |
|
---|
1336 | // CASE_INSENSITIVE by itself only matches US-ASCII case
|
---|
1337 | // insensitively, but the OSM data is in Unicode. With
|
---|
1338 | // UNICODE_CASE casefolding is made Unicode-aware.
|
---|
1339 | if (!caseSensitive) {
|
---|
1340 | searchFlags |= (Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE);
|
---|
1341 | }
|
---|
1342 |
|
---|
1343 | return searchFlags;
|
---|
1344 | }
|
---|
1345 | }
|
---|