| # | Line 297 | Line 297 | public class ConcurrentSkipListSet<E> | |
|---|---|---|
| 297 | * @return {@code true} if this set changed as a result of the call | |
| 298 | * @throws ClassCastException if the class of an element of this set | |
| 299 | * is incompatible with the specified collection | |
| 300 | < | * (<a href="../Collection.html#optional-restrictions">optional</a>) |
| 300 | > | * (<a href="{@docRoot}/../api/java/util/Collection.html#optional-restrictions">optional</a>) |
| 301 | * @throws NullPointerException if the specified collection or any | |
| 302 | * of its elements are null | |
| 303 | */ | |
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| < | Changed lines |
| > | Changed lines |