[基础] JUC相关 第19天 2020-09-14

[wuqiu-ai]

JUC相关？

[wuqiu-ai]

1. tools

   CountDownLatch、CyclicBarrier、Semaphore、Executors、Exchanger

2. locks

   Lock -> ReentrantLock -> ReentrantReadWriteLock.ReadLock、WriteLock Condition ReadWriteLock -> ReentrantReadWriteLock LockSupport

3. atomic

   AtomicBoolean、AtomicInteger、AtomicIntegerArray......

4. collections

   Queue: CocurrentLinkedQueue、BlockingQueue、Deque（ArrayBlockingDeque、LinkedList、BlockingDeque、LinkedBlockingDeque） CopyOnWriteArrayList CopyOnWriteArraySet ConcurrentSkipLiskSet ConcurrentMap -> CocurrentHashMap

5. executor

   Future: RunnableFuture、RunnableScheduledFuture、FutureTask、ScheduledFuture Callable Executor：ExecutorServices、ScheduledExecutorService、ThreadPoolExecutor、SchduledThreadPoolExecutor CompletionService、ExecutorCompletionServices RejectHandler：DiscardPolicy、DiscardOldesPolicy、CallerRunPolicy、AbortPolicy TimeUnit