包 java.util.concurrent 的层次结构

包层次结构：

• 所有包

类层次结构

• java.lang.Object
  • java.util.AbstractCollection <E> (implements java.util.Collection <E>)
    • java.util.AbstractQueue <E> (implements java.util.Queue <E>)
      • java.util.concurrent.ArrayBlockingQueue <E> (implements java.util.concurrent.BlockingQueue <E>, java.io.Serializable )
      • java.util.concurrent.ConcurrentLinkedQueue <E> (implements java.util.Queue <E>, java.io.Serializable )
      • java.util.concurrent.DelayQueue <E> (implements java.util.concurrent.BlockingQueue <E>)
      • java.util.concurrent.LinkedBlockingDeque <E> (implements java.util.concurrent.BlockingDeque <E>, java.io.Serializable )
      • java.util.concurrent.LinkedBlockingQueue <E> (implements java.util.concurrent.BlockingQueue <E>, java.io.Serializable )
      • java.util.concurrent.LinkedTransferQueue <E> (implements java.io.Serializable , java.util.concurrent.TransferQueue <E>)
      • java.util.concurrent.PriorityBlockingQueue <E> (implements java.util.concurrent.BlockingQueue <E>, java.io.Serializable )
      • java.util.concurrent.SynchronousQueue <E> (implements java.util.concurrent.BlockingQueue <E>, java.io.Serializable )
    • java.util.AbstractSet <E> (implements java.util.Set <E>)
      • java.util.concurrent.ConcurrentSkipListSet <E> (implements java.lang.Cloneable , java.util.NavigableSet <E>, java.io.Serializable )
      • java.util.concurrent.CopyOnWriteArraySet <E> (implements java.io.Serializable )
    • java.util.concurrent.ConcurrentLinkedDeque <E> (implements java.util.Deque <E>, java.io.Serializable )
  • java.util.concurrent.AbstractExecutorService (implements java.util.concurrent.ExecutorService )
    • java.util.concurrent.ForkJoinPool
    • java.util.concurrent.ThreadPoolExecutor
      • java.util.concurrent.ScheduledThreadPoolExecutor (implements java.util.concurrent.ScheduledExecutorService )
  • java.util.AbstractMap <K,V>（实现 java.util.Map <K,V>)
    • java.util.concurrent.ConcurrentHashMap <K,V>（实现 java.util.concurrent.ConcurrentMap<K,V>, java.io.Serializable)
    • java.util.concurrent.ConcurrentSkipListMap <K,V>（实现 java.lang.Cloneable，java.util.concurrent.ConcurrentNavigableMap<K，V>, java.io.Serializable)
  • java.util.concurrent.CompletableFuture <T> (implements java.util.concurrent.CompletionStage <T>, java.util.concurrent.Future <V>)
  • java.util.concurrent.ConcurrentHashMap.KeySetView <K,V>（实现 java.io.Serializable、java.util.Set <E>）
  • java.util.concurrent.CopyOnWriteArrayList <E> (implements java.lang.Cloneable , java.util.List <E>, java.util.RandomAccess , java.io.Serializable )
  • java.util.concurrent.CountDownLatch
  • java.util.concurrent.CyclicBarrier
  • java.util.concurrent.Exchanger <V>
  • java.util.concurrent.ExecutorCompletionService <V> (implements java.util.concurrent.CompletionService <V>)
  • java.util.concurrent.Executors
  • java.util.concurrent.Flow
  • java.util.concurrent.ForkJoinTask <V> (implements java.util.concurrent.Future <V>, java.io.Serializable )
    • java.util.concurrent.CountedCompleter <T>
    • java.util.concurrent.RecursiveAction
    • java.util.concurrent.RecursiveTask <V>
  • java.util.concurrent.FutureTask <V> (implements java.util.concurrent.RunnableFuture <V>)
  • java.util.concurrent.Phaser
  • java.util.Random (implements java.util.random.RandomGenerator , java.io.Serializable )
    • java.util.concurrent.ThreadLocalRandom
  • java.util.concurrent.Semaphore (implements java.io.Serializable )
  • java.util.concurrent.SubmissionPublisher <T> (implements java.lang.AutoCloseable , java.util.concurrent.Flow.Publisher <T>)
  • java.lang.Thread (implements java.lang.Runnable )
    • java.util.concurrent.ForkJoinWorkerThread
  • java.util.concurrent.ThreadPoolExecutor.AbortPolicy (implements java.util.concurrent.RejectedExecutionHandler )
  • java.util.concurrent.ThreadPoolExecutor.CallerRunsPolicy (implements java.util.concurrent.RejectedExecutionHandler )
  • java.util.concurrent.ThreadPoolExecutor.DiscardOldestPolicy (implements java.util.concurrent.RejectedExecutionHandler )
  • java.util.concurrent.ThreadPoolExecutor.DiscardPolicy (implements java.util.concurrent.RejectedExecutionHandler )
  • java.lang.Throwable (implements java.io.Serializable )
    • java.lang.Exception
      • java.util.concurrent.BrokenBarrierException
      • java.util.concurrent.ExecutionException
      • java.lang.RuntimeException
        • java.util.concurrent.CompletionException
        • java.lang.IllegalStateException
          • java.util.concurrent.CancellationException
        • java.util.concurrent.RejectedExecutionException
      • java.util.concurrent.TimeoutException

接口层次结构

• java.lang.AutoCloseable
  • java.util.concurrent.ExecutorService (also extends java.util.concurrent.Executor )
    • java.util.concurrent.ScheduledExecutorService
• java.util.concurrent.Callable <V>
• java.lang.Comparable <T>
  • java.util.concurrent.Delayed
    • java.util.concurrent.ScheduledFuture <V> (also extends java.util.concurrent.Future <V>)
      • java.util.concurrent.RunnableScheduledFuture <V> (also extends java.util.concurrent.RunnableFuture <V>)
• java.util.concurrent.CompletableFuture.AsynchronousCompletionTask
• java.util.concurrent.CompletionService <V>
• java.util.concurrent.CompletionStage <T>
• java.util.concurrent.Executor
  • java.util.concurrent.ExecutorService (also extends java.lang.AutoCloseable )
    • java.util.concurrent.ScheduledExecutorService
• java.util.concurrent.Flow.Publisher <T>
  • java.util.concurrent.Flow.Processor <T,R>（也扩展了 java.util.concurrent.Flow.Subscriber <T>）
• java.util.concurrent.Flow.Subscriber <T>
  • java.util.concurrent.Flow.Processor <T,R>（也扩展了 java.util.concurrent.Flow.Publisher <T>）
• java.util.concurrent.Flow.Subscription
• java.util.concurrent.ForkJoinPool.ForkJoinWorkerThreadFactory
• java.util.concurrent.ForkJoinPool.ManagedBlocker
• java.util.concurrent.Future <V>
  • java.util.concurrent.RunnableFuture <V> (also extends java.lang.Runnable )
    • java.util.concurrent.RunnableScheduledFuture <V> (also extends java.util.concurrent.ScheduledFuture <V>)
  • java.util.concurrent.ScheduledFuture <V> (also extends java.util.concurrent.Delayed )
    • java.util.concurrent.RunnableScheduledFuture <V> (also extends java.util.concurrent.RunnableFuture <V>)
• java.lang.Iterable <T>
  • java.util.Collection <E>
    • java.util.Queue <E>
      • java.util.concurrent.BlockingQueue <E>
        • java.util.concurrent.BlockingDeque <E> (also extends java.util.Deque <E>)
        • java.util.concurrent.TransferQueue <E>
      • java.util.Deque <E>
        • java.util.concurrent.BlockingDeque <E> (also extends java.util.concurrent.BlockingQueue <E>)
• java.util.Map <K,V>
  • java.util.concurrent.ConcurrentMap <K,V>
    • java.util.concurrent.ConcurrentNavigableMap <K,V>（还扩展了 java.util.NavigableMap<K，V>)
  • java.util.SortedMap <K,V>
    • java.util.NavigableMap <K,V>
      • java.util.concurrent.ConcurrentNavigableMap <K,V>（还扩展了 java.util.concurrent.ConcurrentMap <K,V>)
• java.util.concurrent.RejectedExecutionHandler
• java.lang.Runnable
  • java.util.concurrent.RunnableFuture <V> (also extends java.util.concurrent.Future <V>)
    • java.util.concurrent.RunnableScheduledFuture <V> (also extends java.util.concurrent.ScheduledFuture <V>)
• java.util.concurrent.ThreadFactory

枚举类层次结构

• java.lang.Object
  • java.lang.Enum <E> (implements java.lang.Comparable <T>, java.lang.constant.Constable , java.io.Serializable )
    • java.util.concurrent.Future.State
    • java.util.concurrent.TimeUnit