| # | Line 136 | Line 136 | public class CountDownLatch { | |
|---|---|---|
| 136 | return getState(); | |
| 137 | } | |
| 138 | ||
| 139 | < | public int tryAcquireShared(boolean isQueued, int acquires) { |
| 139 | > | public int tryAcquireShared(int acquires) { |
| 140 | return getState() == 0? 1 : -1; | |
| 141 | } | |
| 142 | ||
| # | Line 146 | Line 146 | public class CountDownLatch { | |
| 146 | int c = getState(); | |
| 147 | if (c == 0) | |
| 148 | return false; | |
| 149 | < | if (compareAndSetState(c, c-1)) |
| 150 | < | return c == 1; |
| 149 | > | int nextc = c-1; |
| 150 | > | if (compareAndSetState(c, nextc)) |
| 151 | > | return nextc == 0; |
| 152 | } | |
| 153 | } | |
| 154 | } | |
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