| 44 |
|
* </tr> |
| 45 |
|
* <tr> |
| 46 |
|
* <td><b>Insert</b></td> |
| 47 |
< |
* <td>{@link #addFirst addFirst(e)}</td> |
| 48 |
< |
* <td>{@link #offerFirst offerFirst(e)}</td> |
| 49 |
< |
* <td>{@link #addLast addLast(e)}</td> |
| 50 |
< |
* <td>{@link #offerLast offerLast(e)}</td> |
| 47 |
> |
* <td>{@link Deque#addFirst addFirst(e)}</td> |
| 48 |
> |
* <td>{@link Deque#offerFirst offerFirst(e)}</td> |
| 49 |
> |
* <td>{@link Deque#addLast addLast(e)}</td> |
| 50 |
> |
* <td>{@link Deque#offerLast offerLast(e)}</td> |
| 51 |
|
* </tr> |
| 52 |
|
* <tr> |
| 53 |
|
* <td><b>Remove</b></td> |
| 54 |
< |
* <td>{@link #removeFirst removeFirst()}</td> |
| 55 |
< |
* <td>{@link #pollFirst pollFirst()}</td> |
| 56 |
< |
* <td>{@link #removeLast removeLast()}</td> |
| 57 |
< |
* <td>{@link #pollLast pollLast()}</td> |
| 54 |
> |
* <td>{@link Deque#removeFirst removeFirst()}</td> |
| 55 |
> |
* <td>{@link Deque#pollFirst pollFirst()}</td> |
| 56 |
> |
* <td>{@link Deque#removeLast removeLast()}</td> |
| 57 |
> |
* <td>{@link Deque#pollLast pollLast()}</td> |
| 58 |
|
* </tr> |
| 59 |
|
* <tr> |
| 60 |
|
* <td><b>Examine</b></td> |
| 61 |
< |
* <td>{@link #getFirst getFirst()}</td> |
| 62 |
< |
* <td>{@link #peekFirst peekFirst()}</td> |
| 63 |
< |
* <td>{@link #getLast getLast()}</td> |
| 64 |
< |
* <td>{@link #peekLast peekLast()}</td> |
| 61 |
> |
* <td>{@link Deque#getFirst getFirst()}</td> |
| 62 |
> |
* <td>{@link Deque#peekFirst peekFirst()}</td> |
| 63 |
> |
* <td>{@link Deque#getLast getLast()}</td> |
| 64 |
> |
* <td>{@link Deque#peekLast peekLast()}</td> |
| 65 |
|
* </tr> |
| 66 |
|
* </table> |
| 67 |
|
* |
| 167 |
|
public interface Deque<E> extends Queue<E> { |
| 168 |
|
/** |
| 169 |
|
* Inserts the specified element at the front of this deque if it is |
| 170 |
< |
* possible to do so immediately without violating capacity restrictions. |
| 171 |
< |
* When using a capacity-restricted deque, it is generally preferable to |
| 172 |
< |
* use method {@link #offerFirst}. |
| 170 |
> |
* possible to do so immediately without violating capacity restrictions, |
| 171 |
> |
* throwing an {@code IllegalStateException} if no space is currently |
| 172 |
> |
* available. When using a capacity-restricted deque, it is generally |
| 173 |
> |
* preferable to use method {@link #offerFirst}. |
| 174 |
|
* |
| 175 |
|
* @param e the element to add |
| 176 |
|
* @throws IllegalStateException if the element cannot be added at this |
| 186 |
|
|
| 187 |
|
/** |
| 188 |
|
* Inserts the specified element at the end of this deque if it is |
| 189 |
< |
* possible to do so immediately without violating capacity restrictions. |
| 190 |
< |
* When using a capacity-restricted deque, it is generally preferable to |
| 191 |
< |
* use method {@link #offerLast}. |
| 189 |
> |
* possible to do so immediately without violating capacity restrictions, |
| 190 |
> |
* throwing an {@code IllegalStateException} if no space is currently |
| 191 |
> |
* available. When using a capacity-restricted deque, it is generally |
| 192 |
> |
* preferable to use method {@link #offerLast}. |
| 193 |
|
* |
| 194 |
|
* <p>This method is equivalent to {@link #add}. |
| 195 |
|
* |
| 326 |
|
* @param o element to be removed from this deque, if present |
| 327 |
|
* @return {@code true} if an element was removed as a result of this call |
| 328 |
|
* @throws ClassCastException if the class of the specified element |
| 329 |
< |
* is incompatible with this deque (optional) |
| 330 |
< |
* @throws NullPointerException if the specified element is null and this |
| 331 |
< |
* deque does not permit null elements (optional) |
| 329 |
> |
* is incompatible with this deque |
| 330 |
> |
* (<a href="../Collection.html#optional-restrictions">optional</a>) |
| 331 |
> |
* @throws NullPointerException if the specified element is null |
| 332 |
> |
* (<a href="../Collection.html#optional-restrictions">optional</a>) |
| 333 |
|
*/ |
| 334 |
|
boolean removeFirstOccurrence(Object o); |
| 335 |
|
|
| 345 |
|
* @param o element to be removed from this deque, if present |
| 346 |
|
* @return {@code true} if an element was removed as a result of this call |
| 347 |
|
* @throws ClassCastException if the class of the specified element |
| 348 |
< |
* is incompatible with this deque (optional) |
| 349 |
< |
* @throws NullPointerException if the specified element is null and this |
| 350 |
< |
* deque does not permit null elements (optional) |
| 348 |
> |
* is incompatible with this deque |
| 349 |
> |
* (<a href="../Collection.html#optional-restrictions">optional</a>) |
| 350 |
> |
* @throws NullPointerException if the specified element is null |
| 351 |
> |
* (<a href="../Collection.html#optional-restrictions">optional</a>) |
| 352 |
|
*/ |
| 353 |
|
boolean removeLastOccurrence(Object o); |
| 354 |
|
|
| 457 |
|
/** |
| 458 |
|
* Pushes an element onto the stack represented by this deque (in other |
| 459 |
|
* words, at the head of this deque) if it is possible to do so |
| 460 |
< |
* immediately without violating capacity restrictions, returning |
| 457 |
< |
* {@code true} upon success and throwing an |
| 460 |
> |
* immediately without violating capacity restrictions, throwing an |
| 461 |
|
* {@code IllegalStateException} if no space is currently available. |
| 462 |
|
* |
| 463 |
|
* <p>This method is equivalent to {@link #addFirst}. |
| 503 |
|
* @param o element to be removed from this deque, if present |
| 504 |
|
* @return {@code true} if an element was removed as a result of this call |
| 505 |
|
* @throws ClassCastException if the class of the specified element |
| 506 |
< |
* is incompatible with this deque (optional) |
| 507 |
< |
* @throws NullPointerException if the specified element is null and this |
| 508 |
< |
* deque does not permit null elements (optional) |
| 506 |
> |
* is incompatible with this deque |
| 507 |
> |
* (<a href="../Collection.html#optional-restrictions">optional</a>) |
| 508 |
> |
* @throws NullPointerException if the specified element is null |
| 509 |
> |
* (<a href="../Collection.html#optional-restrictions">optional</a>) |
| 510 |
|
*/ |
| 511 |
|
boolean remove(Object o); |
| 512 |
|
|
| 518 |
|
* |
| 519 |
|
* @param o element whose presence in this deque is to be tested |
| 520 |
|
* @return {@code true} if this deque contains the specified element |
| 521 |
< |
* @throws ClassCastException if the type of the specified element |
| 522 |
< |
* is incompatible with this deque (optional) |
| 523 |
< |
* @throws NullPointerException if the specified element is null and this |
| 524 |
< |
* deque does not permit null elements (optional) |
| 521 |
> |
* @throws ClassCastException if the class of the specified element |
| 522 |
> |
* is incompatible with this deque |
| 523 |
> |
* (<a href="../Collection.html#optional-restrictions">optional</a>) |
| 524 |
> |
* @throws NullPointerException if the specified element is null |
| 525 |
> |
* (<a href="../Collection.html#optional-restrictions">optional</a>) |
| 526 |
|
*/ |
| 527 |
|
boolean contains(Object o); |
| 528 |
|
|
