Gaurav Agrawal | 1fbfae1 | 2016-03-29 02:17:23 +0530 | [diff] [blame] | 1 | /* |
Brian O'Connor | 0f7908b | 2016-04-09 01:19:45 -0700 | [diff] [blame^] | 2 | * Copyright 2016-present Open Networking Laboratory |
Gaurav Agrawal | 1fbfae1 | 2016-03-29 02:17:23 +0530 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.yangutils.datamodel; |
| 18 | |
| 19 | import java.util.Stack; |
| 20 | import org.onosproject.yangutils.datamodel.exceptions.DataModelException; |
| 21 | |
| 22 | /** |
| 23 | * Resolution object which will be resolved by linker. |
| 24 | */ |
| 25 | public class YangResolutionInfo<T> { |
| 26 | |
| 27 | // Prefix associated with the linking. |
| 28 | private String prefix; |
| 29 | |
| 30 | // Parsable node for which resolution is to be performed. |
| 31 | private T entityToResolve; |
| 32 | |
| 33 | // Holder of the YANG construct for which resolution has to be carried out. |
| 34 | private YangNode holderOfEntityToResolve; |
| 35 | |
| 36 | // Error Line number. |
| 37 | private int lineNumber; |
| 38 | |
| 39 | // Error character position. |
| 40 | private int charPosition; |
| 41 | |
| 42 | // Status of resolution. |
| 43 | private boolean isResolved; |
| 44 | |
| 45 | /* |
| 46 | * Stack for type/uses is maintained for hierarchical references, this |
| 47 | * is used during resolution. |
| 48 | */ |
| 49 | private Stack<T> partialResolvedStack; |
| 50 | |
| 51 | // Flag to indicate whether more references are detected. |
| 52 | private boolean isMoreReferenceDetected; |
| 53 | |
| 54 | // Module/Sub-module prefix. |
| 55 | private String resolutionInfoRootNodePrefix; |
| 56 | |
| 57 | /** |
| 58 | * Create a resolution information object. |
| 59 | */ |
| 60 | private YangResolutionInfo() { |
| 61 | |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Creates a resolution information object with all the inputs. |
| 66 | * |
| 67 | * @param dataNode current parsable data node |
| 68 | * @param resolutionType type of resolution whether grouping/typedef |
| 69 | * @param holderNode parent YANG node |
| 70 | * @param prefix imported module prefix |
| 71 | * @param lineNumber error line number |
| 72 | * @param charPositionInLine error character position in line |
| 73 | */ |
| 74 | public YangResolutionInfo(T dataNode, ResolutionType resolutionType, |
| 75 | YangNode holderNode, String prefix, int lineNumber, |
| 76 | int charPositionInLine) { |
| 77 | this.setHolderOfEntityToResolve(holderNode); |
| 78 | this.setEntityToResolve(dataNode); |
| 79 | this.setPrefix(prefix); |
| 80 | this.setLineNumber(lineNumber); |
| 81 | this.setCharPosition(charPositionInLine); |
| 82 | setPartialResolvedStack(new Stack<T>()); |
| 83 | } |
| 84 | |
| 85 | /** |
| 86 | * Creates a resolution information object with all the inputs except prefix. |
| 87 | * |
| 88 | * @param dataNode current parsable data node |
| 89 | * @param resolutionType type of resolution whether grouping/typedef |
| 90 | * @param holderNode parent YANG node |
| 91 | * @param lineNumber error line number |
| 92 | * @param charPositionInLine error character position in line |
| 93 | */ |
| 94 | public YangResolutionInfo(T dataNode, ResolutionType resolutionType, |
| 95 | YangNode holderNode, int lineNumber, |
| 96 | int charPositionInLine) { |
| 97 | this.setHolderOfEntityToResolve(holderNode); |
| 98 | this.setEntityToResolve(dataNode); |
| 99 | this.setLineNumber(lineNumber); |
| 100 | this.setCharPosition(charPositionInLine); |
| 101 | } |
| 102 | |
| 103 | /** |
| 104 | * Resolve linking with all the ancestors node for a resolution info. |
| 105 | * |
| 106 | * @param resolutionInfoNodePrefix module/sub-module prefix |
| 107 | * @throws DataModelException DataModelException a violation of data model rules |
| 108 | */ |
| 109 | public void resolveLinkingForResolutionInfo(String resolutionInfoNodePrefix) throws DataModelException { |
| 110 | |
| 111 | this.resolutionInfoRootNodePrefix = resolutionInfoNodePrefix; |
| 112 | |
| 113 | // Current node to resolve, it can be a YANG type or YANG uses. |
| 114 | T entityToResolve = getEntityToResolve(); |
| 115 | |
| 116 | // Check if linking is already done |
| 117 | if (entityToResolve instanceof Resolvable) { |
| 118 | Resolvable resolvable = (Resolvable) entityToResolve; |
| 119 | if (resolvable.getResolvableStatus() == ResolvableStatus.RESOLVED || |
| 120 | resolvable.getResolvableStatus() == ResolvableStatus.PARTIALLY_RESOLVED) { |
| 121 | return; |
| 122 | } |
| 123 | } else { |
| 124 | throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses"); |
| 125 | } |
| 126 | |
| 127 | // Push the initial YANG type to the stack. |
| 128 | getPartialResolvedStack().push(entityToResolve); |
| 129 | |
| 130 | // Get holder of entity to resolve |
| 131 | YangNode curNode = getHolderOfEntityToResolve(); |
| 132 | |
| 133 | resolveLinkingWithAncestors(curNode); |
| 134 | } |
| 135 | |
| 136 | /** |
| 137 | * Resolves linking with ancestors. |
| 138 | * |
| 139 | * @param curNode current node for which ancestors to be checked |
| 140 | * @throws DataModelException a violation of data model rules |
| 141 | */ |
| 142 | private void resolveLinkingWithAncestors(YangNode curNode) throws DataModelException { |
| 143 | |
| 144 | while (curNode != null) { |
| 145 | YangNode node = curNode.getChild(); |
| 146 | if (resolveLinkingForNodesChildAndSibling(node, curNode)) { |
| 147 | return; |
| 148 | } |
| 149 | curNode = curNode.getParent(); |
| 150 | } |
| 151 | |
| 152 | // If curNode is null, it indicates an error condition in YANG file. |
| 153 | DataModelException dataModelException = new DataModelException("YANG file error: Unable to find base " + |
| 154 | "typedef/grouping for given type/uses"); |
| 155 | dataModelException.setLine(getLineNumber()); |
| 156 | dataModelException.setCharPosition(getCharPosition()); |
| 157 | throw dataModelException; |
| 158 | } |
| 159 | |
| 160 | /** |
| 161 | * Resolves linking for a node child and siblings. |
| 162 | * |
| 163 | * @param node current node |
| 164 | * @param parentNode parent node of current node |
| 165 | * @return flag to indicate whether resolution is done |
| 166 | * @throws DataModelException |
| 167 | */ |
| 168 | private boolean resolveLinkingForNodesChildAndSibling(YangNode node, YangNode parentNode) |
| 169 | throws DataModelException { |
| 170 | while ((node != null)) { |
| 171 | isMoreReferenceDetected = false; |
| 172 | // Check if node is of type, typedef or grouping |
| 173 | if (isNodeOfResolveType(node)) { |
| 174 | if (resolveLinkingForNode(node, parentNode)) { |
| 175 | return true; |
| 176 | } |
| 177 | } |
| 178 | if (isMoreReferenceDetected) { |
| 179 | /* |
| 180 | * If more reference are present, tree traversal must start |
| 181 | * from first child again, to check the availability of |
| 182 | * typedef/grouping. |
| 183 | */ |
| 184 | node = parentNode.getChild(); |
| 185 | } else { |
| 186 | node = node.getNextSibling(); |
| 187 | } |
| 188 | } |
| 189 | return false; |
| 190 | } |
| 191 | |
| 192 | /** |
| 193 | * Resolves linking for a node. |
| 194 | * |
| 195 | * @param node current node |
| 196 | * @param parentNode parent node of current node |
| 197 | * @return flag to indicate whether resolution is done |
| 198 | * @throws DataModelException a violation of data model rules |
| 199 | */ |
| 200 | private boolean resolveLinkingForNode(YangNode node, YangNode parentNode) throws |
| 201 | DataModelException { |
| 202 | /* |
| 203 | * Check if name of node name matches with the entity name |
| 204 | * under resolution. |
| 205 | */ |
| 206 | if (isNodeNameSameAsResolutionInfoName(node)) { |
| 207 | // Add reference of entity to the node under resolution. |
| 208 | addReferredEntityLink(node); |
| 209 | // Check if referred entity has further reference to uses/type. |
| 210 | if (!(isMoreReferencePresent(node))) { |
| 211 | // Resolve all the entities in stack. |
| 212 | resolveStackAndAddToStack(node); |
| 213 | return true; |
| 214 | } else { |
| 215 | // Add referred type/uses to the stack. |
| 216 | addToPartialResolvedStack(node); |
| 217 | /* |
| 218 | * Check whether referred type is resolved, partially resolved |
| 219 | * or unresolved. |
| 220 | */ |
| 221 | if (isReferenceFullyResolved()) { |
| 222 | // Resolve the stack which is complete. |
| 223 | resolveCompleteStack(); |
| 224 | return true; |
| 225 | } else if (isReferencePartiallyResolved()) { |
| 226 | /* |
| 227 | * Update the resolution type to partially resolved for all |
| 228 | * type/uses in stack |
| 229 | */ |
| 230 | updateResolutionTypeToPartial(); |
| 231 | return true; |
| 232 | } else { |
| 233 | /* |
| 234 | * Check if prefix is present to find that the derived |
| 235 | * reference is for intra file or inter file, if it's |
| 236 | * inter-file return and stop further processing. |
| 237 | */ |
| 238 | if (isExternalPrefixPresent(node)) { |
| 239 | /* |
| 240 | * Update the resolution type to partially resolved for all |
| 241 | * type/uses in stack |
| 242 | */ |
| 243 | updateResolutionTypeToPartial(); |
| 244 | return true; |
| 245 | } else { |
| 246 | /* |
| 247 | * If prefix is not present it indicates intra-file |
| 248 | * dependency in this case set the node back to first |
| 249 | * child, as referred entity may appear in any order |
| 250 | * and continue with the resolution. |
| 251 | */ |
| 252 | isMoreReferenceDetected = true; |
| 253 | return false; |
| 254 | } |
| 255 | } |
| 256 | } |
| 257 | } |
| 258 | return false; |
| 259 | } |
| 260 | |
| 261 | /** |
| 262 | * Update resolution type to partial for all type/uses in stack. |
| 263 | * |
| 264 | * @throws DataModelException a violation of data model rules |
| 265 | */ |
| 266 | private void updateResolutionTypeToPartial() throws DataModelException { |
| 267 | // For all entries in stack calls for the resolution in type/uses. |
| 268 | for (T entity:getPartialResolvedStack()) { |
| 269 | if (!(entity instanceof Resolvable)) { |
| 270 | throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses"); |
| 271 | } |
| 272 | if (((Resolvable) entity).getResolvableStatus() == ResolvableStatus.UNRESOLVED) { |
| 273 | // Set the resolution status in inside the type/uses. |
| 274 | ((Resolvable) entity).setResolvableStatus(ResolvableStatus.PARTIALLY_RESOLVED); |
| 275 | } |
| 276 | } |
| 277 | } |
| 278 | |
| 279 | /** |
| 280 | * Add referred type/uses to the stack and resolve the stack. |
| 281 | * |
| 282 | * @param node typedef/grouping node |
| 283 | * @throws DataModelException a violation of data model rules |
| 284 | */ |
| 285 | private void resolveStackAndAddToStack(YangNode node) throws DataModelException { |
| 286 | if (getEntityToResolve() instanceof YangType) { |
| 287 | // Add to the stack only for YANG typedef. |
| 288 | getPartialResolvedStack().push((T) ((YangTypeDef) node).getDataType()); |
| 289 | } |
| 290 | // Don't add to stack in case of YANG grouping. |
| 291 | |
| 292 | // Resolve the complete stack. |
| 293 | resolveCompleteStack(); |
| 294 | } |
| 295 | |
| 296 | /** |
| 297 | * Check if the referred type/uses is partially resolved. |
| 298 | * |
| 299 | * @return true if reference is partially resolved, otherwise false |
| 300 | */ |
| 301 | private boolean isReferencePartiallyResolved() { |
| 302 | if (getPartialResolvedStack().peek() instanceof YangType) { |
| 303 | /* |
| 304 | * Checks if type is partially resolved. |
| 305 | */ |
| 306 | if (((YangType) getPartialResolvedStack().peek()).getResolvableStatus() == |
| 307 | ResolvableStatus.PARTIALLY_RESOLVED) { |
| 308 | return true; |
| 309 | } |
| 310 | } else if (getPartialResolvedStack().peek() instanceof YangUses) { |
| 311 | if (((YangUses) getPartialResolvedStack().peek()).getResolvableStatus() == |
| 312 | ResolvableStatus.PARTIALLY_RESOLVED) { |
| 313 | return true; |
| 314 | } |
| 315 | } |
| 316 | return false; |
| 317 | } |
| 318 | |
| 319 | /** |
| 320 | * Check if the referred type/uses is resolved. |
| 321 | * |
| 322 | * @return true if reference is resolved, otherwise false |
| 323 | */ |
| 324 | private boolean isReferenceFullyResolved() { |
| 325 | if (getPartialResolvedStack().peek() instanceof YangType) { |
| 326 | /* |
| 327 | * Checks if type is partially resolved. |
| 328 | */ |
| 329 | if (((YangType) getPartialResolvedStack().peek()).getResolvableStatus() == |
| 330 | ResolvableStatus.RESOLVED) { |
| 331 | return true; |
| 332 | } |
| 333 | } else if (getPartialResolvedStack().peek() instanceof YangUses) { |
| 334 | if (((YangUses) getPartialResolvedStack().peek()).getResolvableStatus() == |
| 335 | ResolvableStatus.RESOLVED) { |
| 336 | return true; |
| 337 | } |
| 338 | } |
| 339 | return false; |
| 340 | } |
| 341 | |
| 342 | /** |
| 343 | * Check if node is of resolve type i.e. of type typedef or grouping. |
| 344 | * |
| 345 | * @param node typedef/grouping node |
| 346 | * @return true if node is of resolve type otherwise false |
| 347 | * @throws DataModelException a violation of data model rules |
| 348 | */ |
| 349 | private boolean isNodeOfResolveType(YangNode node) throws DataModelException { |
| 350 | if (getPartialResolvedStack().peek() instanceof YangType && entityToResolve instanceof YangType) { |
| 351 | if (node instanceof YangTypeDef) { |
| 352 | return true; |
| 353 | } |
| 354 | } else if (getPartialResolvedStack().peek() instanceof YangUses && entityToResolve instanceof YangUses) { |
| 355 | if (node instanceof YangGrouping) { |
| 356 | return true; |
| 357 | } |
| 358 | } else { |
| 359 | throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses"); |
| 360 | } |
| 361 | return false; |
| 362 | } |
| 363 | |
| 364 | |
| 365 | /** |
| 366 | * Check if node name is same as name in resolution info, i.e. name of |
| 367 | * typedef/grouping is same as name of type/uses. |
| 368 | * |
| 369 | * @param node typedef/grouping node |
| 370 | * @return true if node name is same as name in resolution info, otherwise |
| 371 | * false |
| 372 | * @throws DataModelException a violation of data model rules |
| 373 | */ |
| 374 | private boolean isNodeNameSameAsResolutionInfoName(YangNode node) throws DataModelException { |
| 375 | if (getPartialResolvedStack().peek() instanceof YangType) { |
| 376 | if (node.getName().equals(((YangType<?>) getPartialResolvedStack().peek()).getDataTypeName())) { |
| 377 | return true; |
| 378 | } |
| 379 | } else if (getPartialResolvedStack().peek() instanceof YangUses) { |
| 380 | if (node.getName().equals(((YangUses) getPartialResolvedStack().peek()).getName())) { |
| 381 | return true; |
| 382 | } |
| 383 | } else { |
| 384 | throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses"); |
| 385 | } |
| 386 | return false; |
| 387 | } |
| 388 | |
| 389 | /** |
| 390 | * Add reference of grouping/typedef in uses/type. |
| 391 | * |
| 392 | * @param node grouping/typedef node |
| 393 | * @throws DataModelException a violation of data model rules |
| 394 | */ |
| 395 | private void addReferredEntityLink(YangNode node) throws DataModelException { |
| 396 | if (getPartialResolvedStack().peek() instanceof YangType) { |
| 397 | YangDerivedInfo<?> derivedInfo = (YangDerivedInfo<?>) ((YangType<?>) getPartialResolvedStack().peek()) |
| 398 | .getDataTypeExtendedInfo(); |
| 399 | derivedInfo.setReferredTypeDef((YangTypeDef) node); |
| 400 | } else if (getPartialResolvedStack().peek() instanceof YangUses) { |
| 401 | ((YangUses) getPartialResolvedStack().peek()).setRefGroup((YangGrouping) node); |
| 402 | } else { |
| 403 | throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses"); |
| 404 | } |
| 405 | } |
| 406 | |
| 407 | /** |
| 408 | * Checks if typedef/grouping has further reference to type/typedef. |
| 409 | * |
| 410 | * @param node grouping/typedef node |
| 411 | * @return true if referred entity is resolved, otherwise false |
| 412 | * @throws DataModelException a violation of data model rules |
| 413 | */ |
| 414 | private boolean isMoreReferencePresent(YangNode node) throws DataModelException { |
| 415 | if (getEntityToResolve() instanceof YangType) { |
| 416 | /* |
| 417 | * Checks if typedef type is built-in type |
| 418 | */ |
| 419 | if ((((YangTypeDef) node).getDataType().getDataType() != YangDataTypes.DERIVED)) { |
| 420 | return false; |
| 421 | } |
| 422 | } else if (getEntityToResolve() instanceof YangUses) { |
| 423 | /* |
| 424 | * Search if the grouping has any uses child, if so return false, |
| 425 | * else return true. |
| 426 | */ |
| 427 | if (getUsesInGrouping(node) == null) { |
| 428 | return false; |
| 429 | } |
| 430 | } else { |
| 431 | throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses"); |
| 432 | } |
| 433 | return true; |
| 434 | } |
| 435 | |
| 436 | /** |
| 437 | * Return if there is any uses in grouping. |
| 438 | * |
| 439 | * @param node grouping/typedef node |
| 440 | * @return if there is any uses in grouping, otherwise return null |
| 441 | */ |
| 442 | private YangUses getUsesInGrouping(YangNode node) { |
| 443 | YangNode curNode = ((YangGrouping) node).getChild(); |
| 444 | while (curNode != null) { |
| 445 | if (curNode instanceof YangUses) { |
| 446 | break; |
| 447 | } |
| 448 | curNode = curNode.getNextSibling(); |
| 449 | } |
| 450 | return (YangUses) curNode; |
| 451 | } |
| 452 | |
| 453 | /** |
| 454 | * Resolve the complete stack. |
| 455 | * |
| 456 | * @throws DataModelException a violation of data model rules |
| 457 | */ |
| 458 | private void resolveCompleteStack() throws DataModelException { |
| 459 | // For all entries in stack calls for the resolution in type/uses. |
| 460 | for (T entity:getPartialResolvedStack()) { |
| 461 | if (!(entity instanceof Resolvable)) { |
| 462 | throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses"); |
| 463 | } |
| 464 | ((Resolvable) entity).resolve(); |
| 465 | // Set the resolution status in inside the type/uses. |
| 466 | ((Resolvable) entity).setResolvableStatus(ResolvableStatus.RESOLVED); |
| 467 | } |
| 468 | /* |
| 469 | * Set the resolution status in resolution info present in resolution |
| 470 | * list. |
| 471 | */ |
| 472 | setIsResolved(true); |
| 473 | } |
| 474 | |
| 475 | /** |
| 476 | * Add to partial resolved stack. |
| 477 | * |
| 478 | * @param node grouping/typedef node |
| 479 | * @throws DataModelException a violation of data model rules |
| 480 | */ |
| 481 | private void addToPartialResolvedStack(YangNode node) throws DataModelException { |
| 482 | if (getPartialResolvedStack().peek() instanceof YangType) { |
| 483 | // Add to the stack only for YANG typedef. |
| 484 | getPartialResolvedStack().push((T) ((YangTypeDef) node).getDataType()); |
| 485 | } else if (getPartialResolvedStack().peek() instanceof YangUses) { |
| 486 | getPartialResolvedStack().push((T) getUsesInGrouping(node)); |
| 487 | } else { |
| 488 | throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses"); |
| 489 | } |
| 490 | } |
| 491 | |
| 492 | /** |
| 493 | * Check if prefix is associated with type/uses. |
| 494 | * |
| 495 | * @param node typedef/grouping node |
| 496 | * @return true if prefix is present, otherwise false |
| 497 | * @throws DataModelException a violation of data model rules |
| 498 | */ |
| 499 | private boolean isExternalPrefixPresent(YangNode node) throws DataModelException { |
| 500 | if (getEntityToResolve() instanceof YangType) { |
| 501 | if (((YangTypeDef) node).getDataType().getPrefix() != null && |
| 502 | (!((YangTypeDef) node).getDataType().getPrefix().equals(resolutionInfoRootNodePrefix))) { |
| 503 | return true; |
| 504 | } |
| 505 | } else if (getEntityToResolve() instanceof YangUses) { |
| 506 | if (getUsesInGrouping(node).getPrefix() != null) { |
| 507 | return true; |
| 508 | } |
| 509 | } else { |
| 510 | throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses"); |
| 511 | } |
| 512 | return false; |
| 513 | } |
| 514 | |
| 515 | /** |
| 516 | * Returns prefix of imported module. |
| 517 | * |
| 518 | * @return prefix of imported module |
| 519 | */ |
| 520 | public String getPrefix() { |
| 521 | return prefix; |
| 522 | } |
| 523 | |
| 524 | /** |
| 525 | * Set prefix of imported module. |
| 526 | * |
| 527 | * @param prefix of imported module |
| 528 | */ |
| 529 | public void setPrefix(String prefix) { |
| 530 | this.prefix = prefix; |
| 531 | } |
| 532 | |
| 533 | /** |
| 534 | * Returns parsable entity which is to be resolved. |
| 535 | * |
| 536 | * @return parsable entity which is to be resolved |
| 537 | */ |
| 538 | public T getEntityToResolve() { |
| 539 | return entityToResolve; |
| 540 | } |
| 541 | |
| 542 | /** |
| 543 | * Set parsable entity to be resolved. |
| 544 | * |
| 545 | * @param entityToResolve YANG entity to be resolved |
| 546 | */ |
| 547 | public void setEntityToResolve(T entityToResolve) { |
| 548 | this.entityToResolve = entityToResolve; |
| 549 | } |
| 550 | |
| 551 | /** |
| 552 | * Returns parent YANG node holder for the entity to be resolved. |
| 553 | * |
| 554 | * @return parent YANG node holder |
| 555 | */ |
| 556 | public YangNode getHolderOfEntityToResolve() { |
| 557 | return holderOfEntityToResolve; |
| 558 | } |
| 559 | |
| 560 | /** |
| 561 | * Set parent YANG node holder for the entity to be resolved. |
| 562 | * |
| 563 | * @param holderOfEntityToResolve parent YANG node holder |
| 564 | */ |
| 565 | public void setHolderOfEntityToResolve(YangNode holderOfEntityToResolve) { |
| 566 | this.holderOfEntityToResolve = holderOfEntityToResolve; |
| 567 | } |
| 568 | |
| 569 | /** |
| 570 | * Returns error position. |
| 571 | * |
| 572 | * @return error position |
| 573 | */ |
| 574 | public int getCharPosition() { |
| 575 | return charPosition; |
| 576 | } |
| 577 | |
| 578 | /** |
| 579 | * Set error position. |
| 580 | * |
| 581 | * @param charPosition position of error |
| 582 | */ |
| 583 | public void setCharPosition(int charPosition) { |
| 584 | this.charPosition = charPosition; |
| 585 | } |
| 586 | |
| 587 | /** |
| 588 | * Returns error character position in line. |
| 589 | * |
| 590 | * @return error character position in line |
| 591 | */ |
| 592 | public int getLineNumber() { |
| 593 | return lineNumber; |
| 594 | } |
| 595 | |
| 596 | /** |
| 597 | * Set error character position in line. |
| 598 | * |
| 599 | * @param lineNumber error character position in line |
| 600 | */ |
| 601 | public void setLineNumber(int lineNumber) { |
| 602 | this.lineNumber = lineNumber; |
| 603 | } |
| 604 | |
| 605 | /** |
| 606 | * Returns status of resolution. |
| 607 | * |
| 608 | * @return resolution status |
| 609 | */ |
| 610 | public boolean isResolved() { |
| 611 | return isResolved; |
| 612 | } |
| 613 | |
| 614 | /** |
| 615 | * Set status of resolution. |
| 616 | * |
| 617 | * @param isResolved resolution status |
| 618 | */ |
| 619 | public void setIsResolved(boolean isResolved) { |
| 620 | this.isResolved = isResolved; |
| 621 | } |
| 622 | |
| 623 | /** |
| 624 | * Returns stack of YANG type with partially resolved YANG construct hierarchy. |
| 625 | * |
| 626 | * @return partial resolved YANG construct stack |
| 627 | */ |
| 628 | public Stack<T> getPartialResolvedStack() { |
| 629 | return partialResolvedStack; |
| 630 | } |
| 631 | |
| 632 | /** |
| 633 | * Set stack of YANG type with partially resolved YANG construct hierarchy. |
| 634 | * |
| 635 | * @param partialResolvedStack partial resolved YANG construct stack |
| 636 | */ |
| 637 | public void setPartialResolvedStack(Stack<T> partialResolvedStack) { |
| 638 | this.partialResolvedStack = partialResolvedStack; |
| 639 | } |
| 640 | } |