LinkedCollection.js 20 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", { value: true });
  3. exports.cast_de_nrw_schule_svws_core_adt_collection_LinkedCollection = exports.LinkedCollection = void 0;
  4. const StringBuilder_1 = require("../../../java/lang/StringBuilder");
  5. const IndexOutOfBoundsException_1 = require("../../../java/lang/IndexOutOfBoundsException");
  6. const LinkedCollectionElement_1 = require("../../../core/adt/collection/LinkedCollectionElement");
  7. const NullPointerException_1 = require("../../../java/lang/NullPointerException");
  8. const Collection_1 = require("../../../java/util/Collection");
  9. const JavaObject_1 = require("../../../java/lang/JavaObject");
  10. const LinkedCollectionDescendingIterator_1 = require("../../../core/adt/collection/LinkedCollectionDescendingIterator");
  11. const LinkedCollectionIterator_1 = require("../../../core/adt/collection/LinkedCollectionIterator");
  12. const Arrays_1 = require("../../../java/util/Arrays");
  13. const NoSuchElementException_1 = require("../../../java/util/NoSuchElementException");
  14. class LinkedCollection extends JavaObject_1.JavaObject {
  15. _head = null;
  16. _tail = null;
  17. _size = 0;
  18. _modCount = 0;
  19. /**
  20. * Implementation for method overloads of 'constructor'
  21. */
  22. constructor(__param0) {
  23. super();
  24. if ((typeof __param0 === "undefined")) {
  25. this._head = null;
  26. this._tail = null;
  27. this._size = 0;
  28. this._modCount = 0;
  29. }
  30. else if (((typeof __param0 !== "undefined") && ((__param0 instanceof JavaObject_1.JavaObject) && (__param0.isTranspiledInstanceOf('de.nrw.schule.svws.core.adt.collection.LinkedCollection'))) || (__param0 === null))) {
  31. let c = cast_de_nrw_schule_svws_core_adt_collection_LinkedCollection(__param0);
  32. this._size = 0;
  33. this._modCount = 0;
  34. let iter = c.iterator();
  35. while (iter.hasNext())
  36. this.add(iter.next());
  37. this._modCount = c._modCount;
  38. }
  39. else
  40. throw new Error('invalid method overload');
  41. }
  42. size() {
  43. return this._size;
  44. }
  45. isEmpty() {
  46. return (this._head === null) ? true : false;
  47. }
  48. contains(obj) {
  49. if (this.isEmpty())
  50. return false;
  51. let iter = this.iterator();
  52. while (iter.hasNext())
  53. if (JavaObject_1.JavaObject.equalsTranspiler(iter.next(), (obj)))
  54. return true;
  55. return false;
  56. }
  57. iterator() {
  58. return new LinkedCollectionIterator_1.LinkedCollectionIterator(this);
  59. }
  60. /**
  61. * Implementation for method overloads of 'toArray'
  62. */
  63. toArray(__param0) {
  64. if ((typeof __param0 === "undefined")) {
  65. if (this._size === 0)
  66. return Array(0).fill(null);
  67. let array = Array(this._size).fill(null);
  68. let iter = this.iterator();
  69. for (let i = 0; i < this._size; i++) {
  70. array[i] = iter.next();
  71. }
  72. return array;
  73. }
  74. else if (((typeof __param0 !== "undefined") && Array.isArray(__param0))) {
  75. let a = __param0;
  76. if (a.length < this._size)
  77. return this.toArray();
  78. let iter = this.iterator();
  79. for (let i = 0; i < this._size; i++) {
  80. let e = iter.next();
  81. a[i] = e;
  82. }
  83. Arrays_1.Arrays.fill(a, this._size, a.length, null);
  84. return a;
  85. }
  86. else
  87. throw new Error('invalid method overload');
  88. }
  89. add(e) {
  90. if (e === null)
  91. return false;
  92. let newElem = new LinkedCollectionElement_1.LinkedCollectionElement(e, null, null);
  93. if ((this._head === null) || (this._tail === null)) {
  94. this._head = newElem;
  95. this._tail = newElem;
  96. this._size++;
  97. this._modCount++;
  98. return true;
  99. }
  100. newElem.setPrev(this._tail);
  101. this._tail.setNext(newElem);
  102. this._tail = newElem;
  103. this._size++;
  104. this._modCount++;
  105. return true;
  106. }
  107. /**
  108. * Entfernt das übergebene Element.
  109. *
  110. * @param elem das zu entfernende Element
  111. *
  112. * @return true, falls das Element erfolgreich entfernt wurde, und false, falls null übergeben wurde.
  113. */
  114. removeElement(elem) {
  115. if (elem === null)
  116. return false;
  117. let prev = elem.getPrev();
  118. let next = elem.getNext();
  119. if (this._size === 1) {
  120. this._head = null;
  121. this._tail = null;
  122. }
  123. else if (JavaObject_1.JavaObject.equalsTranspiler(elem, (this._head))) {
  124. if (next === null)
  125. throw new NullPointerException_1.NullPointerException();
  126. this._head = next;
  127. next.setPrev(null);
  128. }
  129. else if (JavaObject_1.JavaObject.equalsTranspiler(elem, (this._tail))) {
  130. if (prev === null)
  131. throw new NullPointerException_1.NullPointerException();
  132. this._tail = prev;
  133. prev.setNext(null);
  134. }
  135. else {
  136. if ((next === null) || (prev === null))
  137. throw new NullPointerException_1.NullPointerException();
  138. next.setPrev(prev);
  139. prev.setNext(next);
  140. }
  141. this._size--;
  142. this._modCount++;
  143. return true;
  144. }
  145. /**
  146. * Implementation for method overloads of 'remove'
  147. */
  148. remove(__param0) {
  149. if (((typeof __param0 !== "undefined") && ((__param0 instanceof Object) || ((__param0 instanceof JavaObject_1.JavaObject) && (__param0.isTranspiledInstanceOf('java.lang.Object')))) || (__param0 === null))) {
  150. let obj = (__param0 instanceof JavaObject_1.JavaObject) ? (0, JavaObject_1.cast_java_lang_Object)(__param0) : __param0;
  151. if (this.isEmpty())
  152. return false;
  153. return this.removeElement(this.findFirst(obj));
  154. }
  155. else if ((typeof __param0 === "undefined")) {
  156. let value = this.poll();
  157. if (value === null)
  158. throw new NoSuchElementException_1.NoSuchElementException();
  159. return value;
  160. }
  161. else
  162. throw new Error('invalid method overload');
  163. }
  164. containsAll(c) {
  165. if ((c === null) || (this === c))
  166. return true;
  167. for (let o of c)
  168. if (!this.contains(o))
  169. return false;
  170. return true;
  171. }
  172. addAll(c) {
  173. if ((c === null) || (c.size() === 0))
  174. return false;
  175. if (((c instanceof JavaObject_1.JavaObject) && (c.isTranspiledInstanceOf('de.nrw.schule.svws.core.adt.collection.LinkedCollection')))) {
  176. let coll = cast_de_nrw_schule_svws_core_adt_collection_LinkedCollection(c);
  177. if ((coll._tail === null) || (coll._head === null))
  178. throw new NullPointerException_1.NullPointerException();
  179. let last = coll._tail;
  180. let current = coll._head;
  181. this.add(current.getValue());
  182. while (current !== last) {
  183. current = current.getNext();
  184. if (current === null)
  185. throw new NullPointerException_1.NullPointerException();
  186. this.add(current.getValue());
  187. }
  188. return true;
  189. }
  190. let result = false;
  191. for (let elem of c) {
  192. if (this.add(elem))
  193. result = true;
  194. }
  195. return result;
  196. }
  197. removeAll(c) {
  198. if (c === null)
  199. return false;
  200. if (this === c) {
  201. if (this.size() === 0)
  202. return false;
  203. this.clear();
  204. return true;
  205. }
  206. let result = false;
  207. for (let o of c) {
  208. if (this.remove(o)) {
  209. result = true;
  210. while (this.remove(o))
  211. ;
  212. }
  213. }
  214. return result;
  215. }
  216. retainAll(c) {
  217. if ((this === c) || (this._head === null))
  218. return false;
  219. if (c === null) {
  220. this.clear();
  221. return true;
  222. }
  223. let iter = this.iterator();
  224. let tmp = new LinkedCollection();
  225. while (iter.hasNext()) {
  226. let elem = iter.next();
  227. if (!c.contains(elem))
  228. tmp.add(elem);
  229. }
  230. if (tmp.isEmpty())
  231. return false;
  232. return this.removeAll(tmp);
  233. }
  234. clear() {
  235. this._head = null;
  236. this._tail = null;
  237. this._size = 0;
  238. this._modCount++;
  239. }
  240. hashCode() {
  241. let hashCode = 1;
  242. for (let e of this)
  243. hashCode = 31 * hashCode + (e === null ? 0 : JavaObject_1.JavaObject.getTranspilerHashCode(e));
  244. return hashCode;
  245. }
  246. equals(obj) {
  247. if ((obj === null) || (!(((obj instanceof JavaObject_1.JavaObject) && (obj.isTranspiledInstanceOf('java.util.Collection'))))))
  248. return false;
  249. let other = (0, Collection_1.cast_java_util_Collection)(obj);
  250. if (this._size !== other.size())
  251. return false;
  252. let iter = this.iterator();
  253. let otherIter = other.iterator();
  254. while (iter.hasNext()) {
  255. if (!JavaObject_1.JavaObject.equalsTranspiler(iter.next(), (otherIter.next())))
  256. return false;
  257. }
  258. return true;
  259. }
  260. clone() {
  261. return new LinkedCollection(this);
  262. }
  263. toString() {
  264. let sb = new StringBuilder_1.StringBuilder();
  265. sb.append("[");
  266. let iter = this.iterator();
  267. while (iter.hasNext()) {
  268. sb.append(iter.next());
  269. if (iter.hasNext() === true)
  270. sb.append(", ");
  271. }
  272. sb.append("]");
  273. return sb.toString();
  274. }
  275. /**
  276. * Diese Methode ist eine Hilfsmethode für die Methode sort(). Sie mischt die beiden über die prev-Zeiger
  277. * verketteten Listen left und right zu einer kombinierten, über die prev-Zeiger verketteten Liste.
  278. *
  279. * @param comparator ein {@link Comparator} zum Vergleichen zweier Elemente
  280. * @param left die erste sortierte Liste
  281. * @param right die zweite sortierte Liste
  282. *
  283. * @return die kombinierte sortierte Liste
  284. */
  285. merge(comparator, left, right) {
  286. let headTo;
  287. let headFrom;
  288. if (comparator.compare(left.getValue(), right.getValue()) > 0) {
  289. headFrom = left;
  290. headTo = right;
  291. }
  292. else {
  293. headFrom = right;
  294. headTo = left;
  295. }
  296. let target = headTo;
  297. while (headFrom !== null) {
  298. let current = headFrom;
  299. headFrom = headFrom.getPrev();
  300. let targetPrev = target.getPrev();
  301. while ((targetPrev !== null) && (comparator.compare(targetPrev.getValue(), current.getValue()) < 0)) {
  302. target = targetPrev;
  303. targetPrev = target.getPrev();
  304. }
  305. if (targetPrev === null) {
  306. target.setPrev(current);
  307. break;
  308. }
  309. current.setPrev(targetPrev);
  310. target.setPrev(current);
  311. }
  312. return headTo;
  313. }
  314. /**
  315. * Sortiert den Inhalte dieser Liste mithilfe des übergebenen {@link Comparator}-Objekts.
  316. *
  317. * @param comparator ein {@link Comparator} zum Vergleichen zweier Elemente
  318. *
  319. * @return true, falls eine Sortierung erfolgreich war
  320. */
  321. sort(comparator) {
  322. if (comparator === null)
  323. return false;
  324. if ((this._size <= 1) || (this._head === null) || (this._tail === null))
  325. return true;
  326. this._modCount++;
  327. for (let current = this._head; current !== null; current = current.getNext())
  328. current.setPrev(null);
  329. while (this._head !== null) {
  330. let left = this._head;
  331. let right = left.getNext();
  332. if (right === null)
  333. throw new NullPointerException_1.NullPointerException();
  334. this._head = right.getNext();
  335. left.setNext(null);
  336. right.setNext(null);
  337. let sorted = this.merge(comparator, left, right);
  338. this._tail.setNext(sorted);
  339. this._tail = sorted;
  340. }
  341. this._head = this._tail;
  342. this._tail.setNext(this._tail.getPrev());
  343. while (this._tail.getPrev() !== null) {
  344. this._tail = this._tail.getPrev();
  345. if (this._tail === null)
  346. throw new NullPointerException_1.NullPointerException();
  347. this._tail.setNext(this._tail.getPrev());
  348. }
  349. this._head.setPrev(null);
  350. let current = this._head;
  351. let next = current.getNext();
  352. while (next !== null) {
  353. next.setPrev(current);
  354. current = next;
  355. next = current.getNext();
  356. }
  357. this._modCount++;
  358. return true;
  359. }
  360. /**
  361. * Sucht das Element an der Stelle Index.
  362. *
  363. * @param index die Stelle des gesuchten Elements
  364. *
  365. * @return das Element an der gesuchten Stelle
  366. *
  367. * @throws IndexOutOfBoundsException wenn der Index nicht im gültigen Bereich liegt (index >= 0) && (index < size()))
  368. */
  369. find(index) {
  370. if ((index < 0) || (index >= this._size))
  371. throw new IndexOutOfBoundsException_1.IndexOutOfBoundsException();
  372. let current = this._head;
  373. for (let i = 0; (current !== null); i++, current = current.getNext())
  374. if (i === index)
  375. return current;
  376. throw new IndexOutOfBoundsException_1.IndexOutOfBoundsException();
  377. }
  378. /**
  379. * Sucht ein LinkedCollectionElement in der Collection mit dem Wert obj
  380. * und gibt es zurück
  381. *
  382. * @param obj der Wert der in der LinkedCollection gesucht werden soll
  383. *
  384. * @return ein LinkedCollectionElement<E> falls der Wert in der Collection
  385. * enthalten ist und das Element dessen , ansonsten null
  386. */
  387. findFirst(obj) {
  388. if (obj === null)
  389. return null;
  390. let current = this._head;
  391. while (current !== null) {
  392. if (JavaObject_1.JavaObject.equalsTranspiler(current.getValue(), (obj)))
  393. return current;
  394. current = current.getNext();
  395. }
  396. return null;
  397. }
  398. /**
  399. * Sucht ein LinkedCollectionElement in der Collection mit dem Wert obj
  400. * und gibt es zurück
  401. *
  402. * @param obj der Wert der in der LinkedCollection gesucht werden soll
  403. *
  404. * @return ein LinkedCollectionElement<E> falls der Wert in der Collection
  405. * enthalten ist und das Element dessen, ansonsten null
  406. */
  407. findLast(obj) {
  408. if (obj === null)
  409. return null;
  410. let current = this._tail;
  411. while (current !== null) {
  412. if (JavaObject_1.JavaObject.equalsTranspiler(current.getValue(), (obj)))
  413. return current;
  414. current = current.getPrev();
  415. }
  416. return null;
  417. }
  418. offer(e) {
  419. return this.add(e);
  420. }
  421. poll() {
  422. if (this._head === null)
  423. return null;
  424. let value = this._head.getValue();
  425. this._head = this._head.getNext();
  426. if (this._head === null)
  427. this._tail = null;
  428. else
  429. this._head.setPrev(null);
  430. this._size--;
  431. this._modCount++;
  432. return value;
  433. }
  434. element() {
  435. if (this._head === null)
  436. throw new NoSuchElementException_1.NoSuchElementException();
  437. return this._head.getValue();
  438. }
  439. peek() {
  440. return (this._head === null) ? null : this._head.getValue();
  441. }
  442. addFirst(e) {
  443. if (e === null)
  444. throw new NullPointerException_1.NullPointerException();
  445. let newElem = new LinkedCollectionElement_1.LinkedCollectionElement(e, null, null);
  446. if ((this._head === null) || (this._tail === null)) {
  447. this._head = newElem;
  448. this._tail = newElem;
  449. }
  450. else {
  451. newElem.setNext(this._head);
  452. this._head.setPrev(newElem);
  453. this._head = newElem;
  454. }
  455. this._size++;
  456. this._modCount++;
  457. }
  458. addLast(e) {
  459. if (e === null)
  460. throw new NullPointerException_1.NullPointerException();
  461. this.add(e);
  462. }
  463. offerFirst(e) {
  464. this.addFirst(e);
  465. return true;
  466. }
  467. offerLast(e) {
  468. this.addLast(e);
  469. return true;
  470. }
  471. removeFirst() {
  472. let value = this.poll();
  473. if (value === null)
  474. throw new NoSuchElementException_1.NoSuchElementException();
  475. return value;
  476. }
  477. removeLast() {
  478. let value = this.pollLast();
  479. if (value === null)
  480. throw new NoSuchElementException_1.NoSuchElementException();
  481. return value;
  482. }
  483. pollFirst() {
  484. return this.poll();
  485. }
  486. pollLast() {
  487. if (this._tail === null)
  488. return null;
  489. let value = this._tail.getValue();
  490. this._tail = this._tail.getPrev();
  491. if (this._tail === null)
  492. this._head = null;
  493. else
  494. this._tail.setNext(null);
  495. this._size--;
  496. this._modCount++;
  497. return value;
  498. }
  499. getFirst() {
  500. if (this._head === null)
  501. throw new NoSuchElementException_1.NoSuchElementException();
  502. return this._head.getValue();
  503. }
  504. getLast() {
  505. if (this._tail === null)
  506. throw new NoSuchElementException_1.NoSuchElementException();
  507. return this._tail.getValue();
  508. }
  509. peekFirst() {
  510. return (this._head === null) ? null : this._head.getValue();
  511. }
  512. peekLast() {
  513. return (this._tail === null) ? null : this._tail.getValue();
  514. }
  515. removeFirstOccurrence(obj) {
  516. if (this.isEmpty())
  517. return false;
  518. return this.removeElement(this.findFirst(obj));
  519. }
  520. removeLastOccurrence(obj) {
  521. if (this.isEmpty())
  522. return false;
  523. return this.removeElement(this.findLast(obj));
  524. }
  525. push(e) {
  526. this.addFirst(e);
  527. }
  528. pop() {
  529. let value = this.poll();
  530. if (value === null)
  531. throw new NoSuchElementException_1.NoSuchElementException();
  532. return value;
  533. }
  534. descendingIterator() {
  535. return new LinkedCollectionDescendingIterator_1.LinkedCollectionDescendingIterator(this);
  536. }
  537. /**
  538. * Gibt den Wert an der Stelle index zurück.
  539. *
  540. * @param index der Index
  541. *
  542. * @return der Wert
  543. *
  544. * @throws IndexOutOfBoundsException wenn der Index nicht im gültigen Bereich liegt {@code (index >= 0) && (index < size()))}
  545. */
  546. get(index) {
  547. return this.find(index).getValue();
  548. }
  549. /**
  550. * Ersetzt den Wert an der Stelle index mit dem neuen übergebenen Wert.
  551. *
  552. * @param index die Stelle, wo der Wert ersetzt werden soll
  553. * @param element der neue Wert für die Stelle
  554. *
  555. * @return der alte Wert an der Stelle
  556. *
  557. * @throws IndexOutOfBoundsException wenn der Index nicht im gültigen Bereich liegt {@code (index >= 0) && (index < size()))}
  558. */
  559. set(index, element) {
  560. return this.find(index).setValue(element);
  561. }
  562. isTranspiledInstanceOf(name) {
  563. return ['java.lang.Cloneable', 'java.util.Collection', 'java.util.Queue', 'java.util.Deque', 'java.lang.Iterable', 'de.nrw.schule.svws.core.adt.collection.LinkedCollection'].includes(name);
  564. }
  565. [Symbol.iterator]() {
  566. let iter = this.iterator();
  567. const result = {
  568. next() {
  569. if (iter.hasNext())
  570. return { value: iter.next(), done: false };
  571. return { value: null, done: true };
  572. }
  573. };
  574. return result;
  575. }
  576. }
  577. exports.LinkedCollection = LinkedCollection;
  578. function cast_de_nrw_schule_svws_core_adt_collection_LinkedCollection(obj) {
  579. return obj;
  580. }
  581. exports.cast_de_nrw_schule_svws_core_adt_collection_LinkedCollection = cast_de_nrw_schule_svws_core_adt_collection_LinkedCollection;
  582. //# sourceMappingURL=LinkedCollection.js.map