| 1 | // License: GPL. For details, see LICENSE file. |
| 2 | package org.openstreetmap.josm.tools; |
| 3 | |
| 4 | import java.util.ArrayList; |
| 5 | import java.util.Arrays; |
| 6 | import java.util.Collections; |
| 7 | import java.util.HashMap; |
| 8 | import java.util.HashSet; |
| 9 | import java.util.List; |
| 10 | import java.util.Map; |
| 11 | import java.util.Map.Entry; |
| 12 | import java.util.Objects; |
| 13 | import java.util.Set; |
| 14 | import java.util.stream.Collectors; |
| 15 | |
| 16 | /** |
| 17 | * Access tag related utilities |
| 18 | * |
| 19 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:access">Key:access</a> |
| 20 | * |
| 21 | * @author Taylor Smock |
| 22 | * @since xxx |
| 23 | */ |
| 24 | public class Access { |
| 25 | /** |
| 26 | * Holds access tags to avoid typos |
| 27 | */ |
| 28 | public enum AccessTags { |
| 29 | /** |
| 30 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:access">Key:access</a> |
| 31 | */ |
| 32 | ACCESS_KEY("access"), |
| 33 | |
| 34 | // Access tag values |
| 35 | /** |
| 36 | * @see <a href= |
| 37 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Dyes">Tag:access%3Dyes</a> |
| 38 | */ |
| 39 | YES("yes"), |
| 40 | /** |
| 41 | * @see <a href= |
| 42 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Dofficial">Tag:access%3Dofficial</a> |
| 43 | */ |
| 44 | OFFICIAL("official"), |
| 45 | /** |
| 46 | * @see <a href= |
| 47 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Ddesignated">Tag:access%3Ddesignated</a> |
| 48 | */ |
| 49 | DESIGNATED("designated"), |
| 50 | /** |
| 51 | * @see <a href= |
| 52 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Ddestination">Tag:access%3Ddestination</a> |
| 53 | */ |
| 54 | DESTINATION("destination"), |
| 55 | /** |
| 56 | * @see <a href= |
| 57 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Ddelivery">Tag:access%3Ddelivery</a> |
| 58 | */ |
| 59 | DELIVERY("delivery"), |
| 60 | /** |
| 61 | * @see <a href= |
| 62 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Dcustomers">Tag:access%3Dcustomers</a> |
| 63 | */ |
| 64 | CUSTOMERS("customers"), |
| 65 | /** |
| 66 | * @see <a href= |
| 67 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Dpermissive">Tag:access%3Dpermissive</a> |
| 68 | */ |
| 69 | PERMISSIVE("permissive"), |
| 70 | /** |
| 71 | * @see <a href= |
| 72 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Dagricultural">Tag:access%3Dagricultural</a> |
| 73 | */ |
| 74 | AGRICULTURAL("agricultural"), |
| 75 | /** |
| 76 | * @see <a href= |
| 77 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Dforestry">Tag:access%3Dforestry</a> |
| 78 | */ |
| 79 | FORESTRY("forestry"), |
| 80 | /** |
| 81 | * @see <a href= |
| 82 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Dprivate">Tag:access%3Dprivate</a> |
| 83 | */ |
| 84 | PRIVATE("private"), |
| 85 | /** |
| 86 | * @see <a href= |
| 87 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Dno">Tag:access%3Dno</a> |
| 88 | */ |
| 89 | NO("no"), |
| 90 | /** |
| 91 | * @see <a href= |
| 92 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Ddiscouraged">Tag:access%3Ddiscouraged</a> |
| 93 | */ |
| 94 | DISCOURAGED("discouraged"), |
| 95 | /** |
| 96 | * @see <a href= |
| 97 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Duse_sidepath">Tag:access%3Duse_sidepath</a> |
| 98 | */ |
| 99 | USE_SIDEPATH("use_sidepath"), |
| 100 | /** |
| 101 | * @see <a href= |
| 102 | * "https://wiki.openstreetmap.org/wiki/Tag:access%3Ddismount">Tag:access%3Ddismount</a> |
| 103 | */ |
| 104 | DISMOUNT("dismount"), |
| 105 | // Land |
| 106 | /** |
| 107 | * @see <a href= |
| 108 | * "https://wiki.openstreetmap.org/wiki/Key:vehicle">Key:vehicle</a> |
| 109 | */ |
| 110 | VEHICLE("vehicle"), |
| 111 | /** |
| 112 | * @see <a href= |
| 113 | * "https://wiki.openstreetmap.org/wiki/Key:motor_vehicle">Key:motor_vehicle</a> |
| 114 | */ |
| 115 | MOTOR_VEHICLE("motor_vehicle"), |
| 116 | /** |
| 117 | * @see <a href= |
| 118 | * "https://wiki.openstreetmap.org/wiki/Key:trailer">Key:trailer</a> |
| 119 | */ |
| 120 | TRAILER("trailer"), |
| 121 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:foot">Key:foot</a> */ |
| 122 | FOOT("foot"), |
| 123 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:ski">Key:ski</a> */ |
| 124 | SKI("ski"), |
| 125 | /** |
| 126 | * @see <a href= |
| 127 | * "https://wiki.openstreetmap.org/wiki/Key:inline_skates">Key:inline_skates</a> |
| 128 | */ |
| 129 | INLINE_SKATES("inline_skates"), |
| 130 | /** |
| 131 | * @see <a href= |
| 132 | * "https://wiki.openstreetmap.org/wiki/Key:ice_skates">Key:ice_skates</a> |
| 133 | */ |
| 134 | ICE_SKATES("ice_skates"), |
| 135 | /** |
| 136 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:horse">Key:horse</a> |
| 137 | */ |
| 138 | HORSE("horse"), |
| 139 | /** |
| 140 | * @see <a href= |
| 141 | * "https://wiki.openstreetmap.org/wiki/Key:bicycle">Key:bicycle</a> |
| 142 | */ |
| 143 | BICYCLE("bicycle"), |
| 144 | /** |
| 145 | * @see <a href= |
| 146 | * "https://wiki.openstreetmap.org/wiki/Key:carriage">Key:carriage</a> |
| 147 | */ |
| 148 | CARRIAGE("carriage"), |
| 149 | /** |
| 150 | * @see <a href= |
| 151 | * "https://wiki.openstreetmap.org/wiki/Key:caravan">Key:caravan</a> |
| 152 | */ |
| 153 | CARAVAN("caravan"), |
| 154 | /** |
| 155 | * @see <a href= |
| 156 | * "https://wiki.openstreetmap.org/wiki/Key:motorcycle">Key:motorcycle</a> |
| 157 | */ |
| 158 | MOTORCYCLE("motorcycle"), |
| 159 | /** |
| 160 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:moped">Key:moped</a> |
| 161 | */ |
| 162 | MOPED("moped"), |
| 163 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:mofa">Key:mofa</a> */ |
| 164 | MOFA("mofa"), |
| 165 | /** |
| 166 | * @see <a href= |
| 167 | * "https://wiki.openstreetmap.org/wiki/Key:motorcar">Key:motorcar</a> |
| 168 | */ |
| 169 | MOTORCAR("motorcar"), |
| 170 | /** |
| 171 | * @see <a href= |
| 172 | * "https://wiki.openstreetmap.org/wiki/Key:motorhome">Key:motorhome</a> |
| 173 | */ |
| 174 | MOTORHOME("motorhome"), |
| 175 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:psv">Key:psv</a> */ |
| 176 | PSV("psv"), |
| 177 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:bus">Key:bus</a> */ |
| 178 | BUS("bus"), |
| 179 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:taxi">Key:taxi</a> */ |
| 180 | TAXI("taxi"), |
| 181 | /** |
| 182 | * @see <a href= |
| 183 | * "https://wiki.openstreetmap.org/wiki/Key:tourist_bus">Key:tourist_bus</a> |
| 184 | */ |
| 185 | TOURIST_BUS("tourist_bus"), |
| 186 | /** |
| 187 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:goods">Key:goods</a> |
| 188 | */ |
| 189 | GOODS("goods"), |
| 190 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:hgv">Key:hgv</a> */ |
| 191 | HGV("hgv"), |
| 192 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:atv">Key:atv</a> */ |
| 193 | ATV("atv"), |
| 194 | /** |
| 195 | * @see <a href= |
| 196 | * "https://wiki.openstreetmap.org/wiki/Key:snowmobile">Key:snowmobile</a> |
| 197 | */ |
| 198 | SNOWMOBILE("snowmobile"), |
| 199 | /** |
| 200 | * @see <a href= |
| 201 | * "https://wiki.openstreetmap.org/wiki/Key:hgv_articulated">Key:hgv_articulated</a> |
| 202 | */ |
| 203 | HGV_ARTICULATED("hgv_articulated"), |
| 204 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:ski">Key:ski</a> */ |
| 205 | SKI_NORDIC("ski:nordic"), |
| 206 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:ski">Key:ski</a> */ |
| 207 | SKI_ALPINE("ski:alpine"), |
| 208 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:ski">Key:ski</a> */ |
| 209 | SKI_TELEMARK("ski:telemark"), |
| 210 | /** |
| 211 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:coach">Key:coach</a> |
| 212 | */ |
| 213 | COACH("coach"), |
| 214 | /** |
| 215 | * @see <a href= |
| 216 | * "https://wiki.openstreetmap.org/wiki/Key:golf_cart">Key:golf_cart</a> |
| 217 | */ |
| 218 | GOLF_CART("golf_cart"), |
| 219 | /** |
| 220 | * @see <a href= |
| 221 | * "https://wiki.openstreetmap.org/wiki/Key:minibus">Key:minibus</a> |
| 222 | */ |
| 223 | MINIBUS("minibus"), |
| 224 | /** |
| 225 | * @see <a href= |
| 226 | * "https://wiki.openstreetmap.org/wiki/Key:share_taxi">Key:share_taxi</a> |
| 227 | */ |
| 228 | SHARE_TAXI("share_taxi"), |
| 229 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:hov">Key:hov</a> */ |
| 230 | HOV("hov"), |
| 231 | /** |
| 232 | * @see <a href= |
| 233 | * "https://wiki.openstreetmap.org/wiki/Key:car_sharing">Key:car_sharing</a> |
| 234 | */ |
| 235 | CAR_SHARING("car_sharing"), |
| 236 | /** |
| 237 | * Routers should default to {@code yes}, regardless of higher access rules, |
| 238 | * assuming it is navigatible by vehicle |
| 239 | * |
| 240 | * @see <a href= |
| 241 | * "https://wiki.openstreetmap.org/wiki/Key:emergency">Key:emergency</a> |
| 242 | */ |
| 243 | EMERGENCY("emergency"), |
| 244 | /** |
| 245 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:hazmat">Key:hazmat</a> |
| 246 | */ |
| 247 | HAZMAT("hazmat"), |
| 248 | /** |
| 249 | * @see <a href= |
| 250 | * "https://wiki.openstreetmap.org/wiki/Key:disabled">Key:disabled</a> |
| 251 | */ |
| 252 | DISABLED("disabled"), |
| 253 | |
| 254 | // Water |
| 255 | /** |
| 256 | * @see <a href= |
| 257 | * "https://wiki.openstreetmap.org/wiki/Key:swimming">Key:swimming</a> |
| 258 | */ |
| 259 | SWIMMING("swimming"), |
| 260 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:boat">Key:boat</a> */ |
| 261 | BOAT("boat"), |
| 262 | /** |
| 263 | * @see <a href= |
| 264 | * "https://wiki.openstreetmap.org/wiki/Key:fishing_vessel">Key:fishing_vessel</a> |
| 265 | */ |
| 266 | FISHING_VESSEL("fishing_vessel"), |
| 267 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:ship">Key:ship</a> */ |
| 268 | SHIP("ship"), |
| 269 | /** |
| 270 | * @see <a href= |
| 271 | * "https://wiki.openstreetmap.org/wiki/Key:motorboat">Key:motorboat</a> |
| 272 | */ |
| 273 | MOTORBOAT("motorboat"), |
| 274 | /** |
| 275 | * @see <a href= |
| 276 | * "https://wiki.openstreetmap.org/wiki/Key:sailboat">Key:sailboat</a> |
| 277 | */ |
| 278 | SAILBOAT("sailboat"), |
| 279 | /** |
| 280 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:canoe">Key:canoe</a> |
| 281 | */ |
| 282 | CANOE("canoe"), |
| 283 | /** |
| 284 | * @see <a href= |
| 285 | * "https://wiki.openstreetmap.org/wiki/Key:passenger">Key:passenger</a> |
| 286 | */ |
| 287 | PASSENGER("passenger"), |
| 288 | /** |
| 289 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:cargo">Key:cargo</a> |
| 290 | */ |
| 291 | CARGO("cargo"), |
| 292 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:isps">Key:isps</a> */ |
| 293 | ISPS("isps"), |
| 294 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:bulk">Key:bulk</a> */ |
| 295 | BULK("bulk"), |
| 296 | /** |
| 297 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:tanker">Key:tanker</a> |
| 298 | */ |
| 299 | TANKER("tanker"), |
| 300 | /** |
| 301 | * @see <a href= |
| 302 | * "https://wiki.openstreetmap.org/wiki/Key:container">Key:container</a> |
| 303 | */ |
| 304 | CONTAINER("container"), |
| 305 | /** @see <a href="https://wiki.openstreetmap.org/wiki/Key:imdg">Key:imdg</a> */ |
| 306 | IMDG("imdg"), |
| 307 | /** |
| 308 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:tanker">Key:tanker</a> |
| 309 | */ |
| 310 | TANKER_GAS("tanker:gas"), |
| 311 | /** |
| 312 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:tanker">Key:tanker</a> |
| 313 | */ |
| 314 | TANKER_OIL("tanker:oil"), |
| 315 | /** |
| 316 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:tanker">Key:tanker</a> |
| 317 | */ |
| 318 | TANKER_CHEMICAL("tanker:chemical"), |
| 319 | /** |
| 320 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:tanker">Key:tanker</a> |
| 321 | */ |
| 322 | TANKER_SINGLEHULL("tanker:singlehull"), |
| 323 | |
| 324 | // Trains |
| 325 | /** |
| 326 | * @see <a href="https://wiki.openstreetmap.org/wiki/Key:train">Key:train</a> |
| 327 | */ |
| 328 | TRAIN("train"); |
| 329 | |
| 330 | private String key; |
| 331 | |
| 332 | AccessTags(String key) { |
| 333 | this.key = key; |
| 334 | } |
| 335 | |
| 336 | /** |
| 337 | * @return The key for the enum |
| 338 | */ |
| 339 | public String getKey() { |
| 340 | return key; |
| 341 | } |
| 342 | } |
| 343 | /** |
| 344 | * The key for children modes for the map, see {@link Access#getAccessMethods} |
| 345 | */ |
| 346 | public static final String CHILDREN = "children"; |
| 347 | /** The key for parent modes for the map, see {@link Access#getAccessMethods} */ |
| 348 | public static final String PARENT = "parent"; |
| 349 | /** This set has keys that indicate that access is possible */ |
| 350 | private static final Set<String> POSITIVE_ACCESS = new HashSet<>(Arrays.asList(AccessTags.YES, AccessTags.OFFICIAL, |
| 351 | AccessTags.DESIGNATED, AccessTags.DESTINATION, AccessTags.DELIVERY, AccessTags.CUSTOMERS, |
| 352 | AccessTags.PERMISSIVE, AccessTags.AGRICULTURAL, AccessTags.FORESTRY).stream().map(AccessTags::getKey) |
| 353 | .collect(Collectors.toSet())); |
| 354 | /** This set has all basic restriction values (yes/no/permissive/private/...) */ |
| 355 | private static final Set<String> RESTRICTION_VALUES = new HashSet<>( |
| 356 | Arrays.asList(AccessTags.PRIVATE, AccessTags.NO).stream().map(AccessTags::getKey) |
| 357 | .collect(Collectors.toSet())); |
| 358 | /** This set has transport modes (access/foot/ski/motor_vehicle/vehicle/...) */ |
| 359 | private static final Set<String> TRANSPORT_MODES = new HashSet<>( |
| 360 | Arrays.asList(AccessTags.ACCESS_KEY, AccessTags.FOOT, AccessTags.SKI, AccessTags.INLINE_SKATES, |
| 361 | AccessTags.ICE_SKATES, AccessTags.HORSE, AccessTags.VEHICLE, AccessTags.BICYCLE, |
| 362 | AccessTags.CARRIAGE, AccessTags.TRAILER, AccessTags.CARAVAN, AccessTags.MOTOR_VEHICLE, |
| 363 | AccessTags.MOTORCYCLE, AccessTags.MOPED, AccessTags.MOFA, AccessTags.MOTORCAR, AccessTags.MOTORHOME, |
| 364 | AccessTags.PSV, AccessTags.BUS, AccessTags.TAXI, AccessTags.TOURIST_BUS, AccessTags.GOODS, |
| 365 | AccessTags.HGV, AccessTags.AGRICULTURAL, AccessTags.ATV, |
| 366 | AccessTags.SNOWMOBILE, AccessTags.HGV_ARTICULATED, AccessTags.SKI_NORDIC, AccessTags.SKI_ALPINE, |
| 367 | AccessTags.SKI_TELEMARK, AccessTags.COACH, AccessTags.GOLF_CART |
| 368 | /* |
| 369 | * ,"minibus","share_taxi","hov","car_sharing","emergency","hazmat","disabled" |
| 370 | */).stream().map(AccessTags::getKey).collect(Collectors.toSet())); |
| 371 | |
| 372 | /** Map<Access Method, Map<Parent/Child, List<Access Methods>> */ |
| 373 | private static final Map<String, Map<String, List<String>>> accessMethods = new HashMap<>(); |
| 374 | static { |
| 375 | RESTRICTION_VALUES.addAll(POSITIVE_ACCESS); |
| 376 | defaultInheritance(); |
| 377 | } |
| 378 | |
| 379 | private Access() { |
| 380 | // Hide the constructor |
| 381 | } |
| 382 | |
| 383 | /** |
| 384 | * Create the default access inheritance, as defined at |
| 385 | * {@link "https://wiki.openstreetmap.org/wiki/Key:access#Transport_mode_restrictions"} |
| 386 | */ |
| 387 | private static void defaultInheritance() { |
| 388 | addMode(null, AccessTags.ACCESS_KEY); |
| 389 | |
| 390 | // Land |
| 391 | addModes(AccessTags.ACCESS_KEY, AccessTags.FOOT, AccessTags.SKI, AccessTags.INLINE_SKATES, |
| 392 | AccessTags.ICE_SKATES, AccessTags.HORSE, AccessTags.VEHICLE); |
| 393 | addModes(AccessTags.SKI, AccessTags.SKI_NORDIC, AccessTags.SKI_ALPINE, AccessTags.SKI_TELEMARK); |
| 394 | addModes(AccessTags.VEHICLE, AccessTags.BICYCLE, AccessTags.CARRIAGE, AccessTags.TRAILER, |
| 395 | AccessTags.MOTOR_VEHICLE); |
| 396 | addModes(AccessTags.TRAILER, AccessTags.CARAVAN); |
| 397 | addModes(AccessTags.MOTOR_VEHICLE, AccessTags.MOTORCYCLE, AccessTags.MOPED, AccessTags.MOFA, |
| 398 | AccessTags.MOTORCAR, AccessTags.MOTORHOME, AccessTags.TOURIST_BUS, AccessTags.COACH, AccessTags.GOODS, |
| 399 | AccessTags.HGV, AccessTags.AGRICULTURAL, AccessTags.GOLF_CART, AccessTags.ATV, AccessTags.SNOWMOBILE, |
| 400 | AccessTags.PSV, AccessTags.HOV, AccessTags.CAR_SHARING, AccessTags.EMERGENCY, AccessTags.HAZMAT, |
| 401 | AccessTags.DISABLED); |
| 402 | addMode(AccessTags.HGV, AccessTags.HGV_ARTICULATED); |
| 403 | addModes(AccessTags.PSV, AccessTags.BUS, AccessTags.MINIBUS, AccessTags.SHARE_TAXI, AccessTags.TAXI); |
| 404 | |
| 405 | // Water |
| 406 | addModes(AccessTags.ACCESS_KEY, AccessTags.SWIMMING, AccessTags.BOAT, AccessTags.FISHING_VESSEL, |
| 407 | AccessTags.SHIP); |
| 408 | addModes(AccessTags.BOAT, AccessTags.MOTORBOAT, AccessTags.SAILBOAT, AccessTags.CANOE); |
| 409 | addModes(AccessTags.SHIP, AccessTags.PASSENGER, AccessTags.CARGO, AccessTags.ISPS); |
| 410 | addModes(AccessTags.CARGO, AccessTags.BULK, AccessTags.TANKER, AccessTags.CONTAINER, AccessTags.IMDG); |
| 411 | addModes(AccessTags.TANKER, AccessTags.TANKER_GAS, AccessTags.TANKER_OIL, AccessTags.TANKER_CHEMICAL, |
| 412 | AccessTags.TANKER_SINGLEHULL); |
| 413 | |
| 414 | // Rail |
| 415 | addModes(AccessTags.ACCESS_KEY, AccessTags.TRAIN); |
| 416 | } |
| 417 | |
| 418 | /** |
| 419 | * Add multiple modes with a common parent |
| 420 | * |
| 421 | * @param parent The parent of all the modes |
| 422 | * @param modes The modes to add |
| 423 | */ |
| 424 | public static void addModes(AccessTags parent, AccessTags... modes) { |
| 425 | for (AccessTags mode : modes) { |
| 426 | addMode(parent, mode); |
| 427 | } |
| 428 | } |
| 429 | |
| 430 | /** |
| 431 | * Add modes to a list, modifying parents as needed |
| 432 | * |
| 433 | * @param mode The mode to be added |
| 434 | * @param parent The parent of the mode |
| 435 | */ |
| 436 | public static void addMode(AccessTags parent, AccessTags mode) { |
| 437 | Objects.requireNonNull(mode, "Mode must not be null"); |
| 438 | if (parent != null) { |
| 439 | Map<String, List<String>> parentMap = accessMethods.getOrDefault(parent.getKey(), new HashMap<>()); |
| 440 | accessMethods.putIfAbsent(parent.getKey(), parentMap); |
| 441 | List<String> parentChildren = parentMap.getOrDefault(CHILDREN, new ArrayList<>()); |
| 442 | if (!parentChildren.contains(mode.getKey())) |
| 443 | parentChildren.add(mode.getKey()); |
| 444 | parentMap.putIfAbsent(CHILDREN, parentChildren); |
| 445 | } |
| 446 | Map<String, List<String>> modeMap = accessMethods.getOrDefault(mode.getKey(), new HashMap<>()); |
| 447 | accessMethods.putIfAbsent(mode.getKey(), modeMap); |
| 448 | List<String> modeParent = modeMap.getOrDefault(PARENT, |
| 449 | Collections.singletonList(parent == null ? null : parent.getKey())); |
| 450 | modeMap.putIfAbsent(PARENT, modeParent); |
| 451 | } |
| 452 | |
| 453 | /** |
| 454 | * Expand access modes to cover the children of that access mode (currently only |
| 455 | * supports the default hierarchy) |
| 456 | * |
| 457 | * @param mode The transport mode |
| 458 | * @param access The access value (the children transport modes inherit this |
| 459 | * value) |
| 460 | * @return A map of the mode and its children (does not include parents) |
| 461 | */ |
| 462 | public static Map<String, String> expandAccessMode(String mode, String access) { |
| 463 | Map<String, String> accessModes = new HashMap<>(); |
| 464 | accessModes.put(mode, access); |
| 465 | if (accessMethods.containsKey(mode)) { |
| 466 | for (String childrenMode : accessMethods.getOrDefault(mode, Collections.emptyMap()).getOrDefault(CHILDREN, |
| 467 | Collections.emptyList())) { |
| 468 | accessModes.putAll(expandAccessMode(childrenMode, access)); |
| 469 | } |
| 470 | } |
| 471 | return accessModes; |
| 472 | } |
| 473 | |
| 474 | /** |
| 475 | * Merge two access maps (more specific wins) |
| 476 | * |
| 477 | * @param map1 A map with access values (see {@link Access#expandAccessMode}) |
| 478 | * @param map2 A map with access values (see {@link Access#expandAccessMode}) |
| 479 | * @return The merged map |
| 480 | */ |
| 481 | public static Map<String, String> mergeMaps(Map<String, String> map1, Map<String, String> map2) { |
| 482 | Map<String, String> merged; |
| 483 | if (map1.keySet().containsAll(map2.keySet())) { |
| 484 | merged = new HashMap<>(map1); |
| 485 | merged.putAll(map2); |
| 486 | } else { // if they don't overlap or if map2 contains all of map1 |
| 487 | merged = new HashMap<>(map2); |
| 488 | merged.putAll(map1); |
| 489 | } |
| 490 | return merged; |
| 491 | } |
| 492 | |
| 493 | /** |
| 494 | * Get the set of values that can generally be considered to be accessible |
| 495 | * |
| 496 | * @return A set of values that can be used for routing purposes (unmodifiable) |
| 497 | */ |
| 498 | public static Set<String> getPositiveAccessValues() { |
| 499 | return Collections.unmodifiableSet(POSITIVE_ACCESS); |
| 500 | } |
| 501 | |
| 502 | /** |
| 503 | * Get the valid restriction values ({@code unknown} is not included). See |
| 504 | * |
| 505 | * @return Valid values for restrictions (unmodifiable) |
| 506 | * @see <a href= |
| 507 | * "https://wiki.openstreetmap.org/wiki/Key:access#List_of_possible_values">Key:access#List_of_possible_values</a> |
| 508 | */ |
| 509 | public static Set<String> getRestrictionValues() { |
| 510 | return Collections.unmodifiableSet(RESTRICTION_VALUES); |
| 511 | } |
| 512 | |
| 513 | /** |
| 514 | * Get the valid transport modes. See |
| 515 | * |
| 516 | * @return Value transport modes (unmodifiable) |
| 517 | * @see <a href= |
| 518 | * "https://wiki.openstreetmap.org/wiki/Key:access#Transport_mode_restrictions">Key:access#Transport_mode_restrictions</a> |
| 519 | */ |
| 520 | public static Set<String> getTransportModes() { |
| 521 | return Collections.unmodifiableSet(TRANSPORT_MODES); |
| 522 | } |
| 523 | |
| 524 | /** |
| 525 | * Get the access method hierarchy. |
| 526 | * |
| 527 | * @return The hierarchy for access modes (unmodifiable) |
| 528 | * @see <a href= |
| 529 | * "https://wiki.openstreetmap.org/wiki/Key:access#Transport_mode_restrictions">Key:access#Transport_mode_restrictions</a> |
| 530 | */ |
| 531 | public static Map<String, Map<String, List<String>>> getAccessMethods() { |
| 532 | Map<String, Map<String, List<String>>> map = new HashMap<>(); |
| 533 | for (Entry<String, Map<String, List<String>>> entry : map.entrySet()) { |
| 534 | Map<String, List<String>> tMap = new HashMap<>(); |
| 535 | entry.getValue().forEach((key, list) -> tMap.put(key, Collections.unmodifiableList(list))); |
| 536 | map.put(entry.getKey(), Collections.unmodifiableMap(tMap)); |
| 537 | } |
| 538 | return Collections.unmodifiableMap(map); |
| 539 | } |
| 540 | } |