A Java thread pool separates task submission from task execution. Submitting threads hand Runnable objects to an ExecutorService; a set of worker …

The Fork/Join Framework (java.util.concurrent) supports structured parallelism: a problem is split recursively into subtasks that run in parallel, …

java.util.concurrent.ConcurrentHashMap is a highly concurrent, thread-safe hash table in the Java Collections Framework. It allows full concurrency of …

On shared-memory machines, threads communicate by reading and writing shared data structures. Simple updates use hardware atomics; larger critical …

ReentrantLock, Semaphore, and CountDownLatch look unrelated at the API level, but each holds a private Sync extends AbstractQueuedSynchronizer. The …

本文记录jdk提供的并发编程基础模块 - 线程池与异步执行框架