WebcompareAndSetNext(pred, predNext, next);} else {unparkSuccessor(node);} node.next = node; // help GC}} /** * Checks and updates status for a node that failed to acquire. * Returns true if thread should block. This is the main signal * control in all acquire loops. Requires that pred == node.prev. * * @param pred node's predecessor holding status http://www.flexhex.com/docs/help/search/compare.phtml

AtomicReference (Java Platform SE 7 ) - Oracle

WebFeb 16, 2024 · ⑥ 如果待取消的node节点是队列尾节点的话（即，『node == tail』），那么删除node自己即可。使用CAS将tail节点设置成前面得到的第一个有效前驱节点（即，『compareAndSetTail(node, pred)』）。并且CAS操作成功的话，执行『compareAndSetNext(pred, predNext, null);』也就是将tail的 ... Webif (compareAndSetTail(oldTail, node)) {//CAS 将 tail 更新为新节点 (node) oldTail.next = node;//把原 tail 的 next 设为 node。 至此，完成了把新节点 node 插入到原来尾节点的后面，并设置成新的尾节点。 return node; } } else { initializeSyncQueue();//还没有初始化，就调用 initializeSyncQueue () 方法 } } } initializeSyncQueue () 方法也很简单，就是初始化头 … potbelly bothell wa

jboss-threads/EnhancedQueueExecutor.java at main - Github

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