| # | Line 976 | Line 976 | public class ConcurrentLinkedDequeTest e | |
|---|---|---|
| 976 | } | |
| 977 | } | |
| 978 | ||
| 979 | – | <T> T chooseRandomly(T... choices) { |
| 980 | – | return choices[ThreadLocalRandom.current().nextInt(choices.length)]; |
| 981 | – | } |
| 982 | – | |
| 979 | /** | |
| 980 | * Non-traversing Deque operations (that return null) are linearizable. | |
| 981 | * Don't return null when the deque is observably never empty. | |
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