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package jsr166e; |
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/** |
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* A thread managed by a {@link ForkJoinPool}, which executes |
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* {@link ForkJoinTask}s. |
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* scheduling or execution. However, you can override initialization |
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* and termination methods surrounding the main task processing loop. |
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* If you do create such a subclass, you will also need to supply a |
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* custom {@link ForkJoinPool.ForkJoinWorkerThreadFactory} to use it |
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* in a {@code ForkJoinPool}. |
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* custom {@link ForkJoinPool.ForkJoinWorkerThreadFactory} to |
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* {@linkplain ForkJoinPool#ForkJoinPool use it} in a {@code ForkJoinPool}. |
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* |
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* @since 1.7 |
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* @author Doug Lea |
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} |
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/** |
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* Returns the index number of this thread in its pool. The |
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* returned value ranges from zero to the maximum number of |
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* threads (minus one) that have ever been created in the pool. |
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* This method may be useful for applications that track status or |
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* collect results per-worker rather than per-task. |
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* Returns the unique index number of this thread in its pool. |
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* The returned value ranges from zero to the maximum number of |
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* threads (minus one) that may exist in the pool, and does not |
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* change during the lifetime of the thread. This method may be |
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* useful for applications that track status or collect results |
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* per-worker-thread rather than per-task. |
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* |
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* @return the index number |
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*/ |
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public int getPoolIndex() { |
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return workQueue.poolIndex; |
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return workQueue.poolIndex >>> 1; // ignore odd/even tag bit |
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} |
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/** |