线程池
newCachedThreadPool 缓存线程池
newFixedThreadPool 固定线程池
newScheduledThreadPool 调度线程池
newSingleThreadExecutor 单例线程池
并发包
并发工具类
CountDownLatch
CyclicBarrier
Semaphore
Exchanger
锁
Lock
ReentrantLock
ReadWriteLock && ReentrantReadWriteLock
StampedLock
容器
ConcurrentMap && ConcurrentHashMap
ConcurrentLinkedQueue
BlockingQueue
ArrayBlockingQueue
LinkedBlockingQueue
PriorityBlockingQueue
DelayQueue
原子操作
AtomicBoolean && AtomicInteger && .AtomicLong
AtomicIntegerArray && AtomicLongArray && AtomicReferenceArray
