315 |
|
* Removes the first occurrence of the specified element from this deque. |
316 |
|
* If the deque does not contain the element, it is unchanged. |
317 |
|
* More formally, removes the first element {@code e} such that |
318 |
< |
* <tt>(o==null ? e==null : o.equals(e))</tt> |
319 |
< |
* (if such an element exists). |
318 |
> |
* {@code Objects.equals(o, e)} (if such an element exists). |
319 |
|
* Returns {@code true} if this deque contained the specified element |
320 |
|
* (or equivalently, if this deque changed as a result of the call). |
321 |
|
* |
333 |
|
* Removes the last occurrence of the specified element from this deque. |
334 |
|
* If the deque does not contain the element, it is unchanged. |
335 |
|
* More formally, removes the last element {@code e} such that |
336 |
< |
* <tt>(o==null ? e==null : o.equals(e))</tt> |
338 |
< |
* (if such an element exists). |
336 |
> |
* {@code Objects.equals(o, e)} (if such an element exists). |
337 |
|
* Returns {@code true} if this deque contained the specified element |
338 |
|
* (or equivalently, if this deque changed as a result of the call). |
339 |
|
* |
488 |
|
* Removes the first occurrence of the specified element from this deque. |
489 |
|
* If the deque does not contain the element, it is unchanged. |
490 |
|
* More formally, removes the first element {@code e} such that |
491 |
< |
* <tt>(o==null ? e==null : o.equals(e))</tt> |
494 |
< |
* (if such an element exists). |
491 |
> |
* {@code Objects.equals(o, e)} (if such an element exists). |
492 |
|
* Returns {@code true} if this deque contained the specified element |
493 |
|
* (or equivalently, if this deque changed as a result of the call). |
494 |
|
* |
507 |
|
/** |
508 |
|
* Returns {@code true} if this deque contains the specified element. |
509 |
|
* More formally, returns {@code true} if and only if this deque contains |
510 |
< |
* at least one element {@code e} such that |
514 |
< |
* <tt>(o==null ? e==null : o.equals(e))</tt>. |
510 |
> |
* at least one element {@code e} such that {@code Objects.equals(o, e)}. |
511 |
|
* |
512 |
|
* @param o element whose presence in this deque is to be tested |
513 |
|
* @return {@code true} if this deque contains the specified element |