119 |
|
LongAccumulator a = new LongAccumulator(Long::max, 0L); |
120 |
|
Phaser phaser = new Phaser(nthreads + 1); |
121 |
|
for (int i = 0; i < nthreads; ++i) |
122 |
< |
pool.execute(new AccumulateerTask(a, phaser, incs)); |
122 |
> |
pool.execute(new AccTask(a, phaser, incs)); |
123 |
|
phaser.arriveAndAwaitAdvance(); |
124 |
|
phaser.arriveAndAwaitAdvance(); |
125 |
|
long expected = incs - 1; |
128 |
|
pool.shutdown(); |
129 |
|
} |
130 |
|
|
131 |
< |
static final class AccumulateerTask implements Runnable { |
132 |
< |
final LongAccumulator accumulateer; |
131 |
> |
static final class AccTask implements Runnable { |
132 |
> |
final LongAccumulator acc; |
133 |
|
final Phaser phaser; |
134 |
|
final int incs; |
135 |
|
volatile long result; |
136 |
< |
AccumulateerTask(LongAccumulator accumulateer, Phaser phaser, int incs) { |
137 |
< |
this.accumulateer = accumulateer; |
136 |
> |
AccTask(LongAccumulator acc, Phaser phaser, int incs) { |
137 |
> |
this.acc = acc; |
138 |
|
this.phaser = phaser; |
139 |
|
this.incs = incs; |
140 |
|
} |
141 |
|
|
142 |
|
public void run() { |
143 |
|
phaser.arriveAndAwaitAdvance(); |
144 |
< |
LongAccumulator a = accumulateer; |
144 |
> |
LongAccumulator a = acc; |
145 |
|
for (int i = 0; i < incs; ++i) |
146 |
|
a.accumulate(i); |
147 |
|
result = a.get(); |