Webprivate final AtomicInteger ctl = new AtomicInteger(ctlOf(RUNNING, 0)); 这是一个原子整数,可以保证多线程操作的原子性。 int有32位。这个ctl被拆成了两部分:3 + 29。 高3位存储的是线程池状态(runState),低29位存的是有效线程数(也叫WorkerCount。注意:这个值特别容易把人带 ... Web* Methods for creating, running and cleaning up after workers */ /** * Checks if a new worker can be added with respect to current * pool state and the given bound (either core or maximum). If so, * the worker count is adjusted accordingly, and, if possible, a * new worker is created and started, running firstTask as its * first task.
What does TLOF stand for? - abbreviations
WebFeb 10, 2024 · This class uses an AtomicInteger to maintain combined state of 2 fields. Number of worker threads (29 bits) Run state of the executor (2 bits) Updating of the … WebApr 11, 2024 · private final AtomicInteger ctl = new AtomicInteger (ctlOf (RUNNING, 0)); ctl这个AtomicInteger类型,是对线程池的运行状态和线程池中有效线程的数量进行控制的一个字段, 它同时包含两部分的信息:线程池的运行状态 (runState) 和线程池内有效线程的数量 (workerCount),高3位保存 ... chew toys for older children
Multithreading and thread pool - programming.vip
http://www.docjar.com/html/api/java/util/concurrent/ThreadPoolExecutor.java.html Web*/ private final AtomicInteger ctl = new AtomicInteger(ctlOf(RUNNING, 0)); private static final int COUNT_BITS = 29; // Integer.SIZE - 3; private static final int CAPACITY = (1 < … WebMar 29, 2024 · 在 RUNNING 状态 , 调用 shutdown() 方法 , 跳转到 SHUTDOWN 状态 , 如果此时阻塞队列为空 , 线程池的工作线程为 . 0, 就自动进入到 TIDYING 状态 ; 这里的工作线程指的是 核心线程 和 非核心线程 ; 线程池处于 RUNNING 状态下 , 正常运行 , 既可以处理新任务 , 也可以处理阻塞队列中的任务 ; 一旦调用 shutdown() 方法 ... good word starting with d