| # | Line 397 | Line 397 | public class ArrayBlockingQueue<E> exten | |
|---|---|---|
| 397 | final ReentrantLock lock = this.lock; | |
| 398 | lock.lock(); | |
| 399 | try { | |
| 400 | < | return (count == 0) ? null : itemAt(takeIndex); |
| 400 | > | return itemAt(takeIndex); // null when queue is empty |
| 401 | } finally { | |
| 402 | lock.unlock(); | |
| 403 | } | |
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