Class LazyInitializingExecutorService

  • All Implemented Interfaces:
    java.util.concurrent.Executor, java.util.concurrent.ExecutorService

    public final class LazyInitializingExecutorService
    extends ManageableExecutorService<java.util.concurrent.ExecutorService>
    implements java.util.concurrent.ExecutorService
    A delegating executor that lazily constructs and initializes the underlying executor, since unused JDK executors are expensive.
    Since:
    5.1
    Author:
    Manik Surtani
    • Constructor Detail

      • LazyInitializingExecutorService

        public LazyInitializingExecutorService​(ThreadPoolExecutorFactory<java.util.concurrent.ExecutorService> executorFactory,
                                               java.util.concurrent.ThreadFactory threadFactory)
    • Method Detail

      • shutdown

        public void shutdown()
        Specified by:
        shutdown in interface java.util.concurrent.ExecutorService
      • shutdownNow

        public java.util.List<java.lang.Runnable> shutdownNow()
        Specified by:
        shutdownNow in interface java.util.concurrent.ExecutorService
      • isShutdown

        public boolean isShutdown()
        Specified by:
        isShutdown in interface java.util.concurrent.ExecutorService
      • isTerminated

        public boolean isTerminated()
        Specified by:
        isTerminated in interface java.util.concurrent.ExecutorService
      • awaitTermination

        public boolean awaitTermination​(long timeout,
                                        java.util.concurrent.TimeUnit unit)
                                 throws java.lang.InterruptedException
        Specified by:
        awaitTermination in interface java.util.concurrent.ExecutorService
        Throws:
        java.lang.InterruptedException
      • submit

        public <T> java.util.concurrent.Future<T> submit​(java.util.concurrent.Callable<T> task)
        Specified by:
        submit in interface java.util.concurrent.ExecutorService
      • submit

        public <T> java.util.concurrent.Future<T> submit​(java.lang.Runnable task,
                                                         T result)
        Specified by:
        submit in interface java.util.concurrent.ExecutorService
      • submit

        public java.util.concurrent.Future<?> submit​(java.lang.Runnable task)
        Specified by:
        submit in interface java.util.concurrent.ExecutorService
      • invokeAll

        public <T> java.util.List<java.util.concurrent.Future<T>> invokeAll​(java.util.Collection<? extends java.util.concurrent.Callable<T>> tasks)
                                                                     throws java.lang.InterruptedException
        Specified by:
        invokeAll in interface java.util.concurrent.ExecutorService
        Throws:
        java.lang.InterruptedException
      • invokeAll

        public <T> java.util.List<java.util.concurrent.Future<T>> invokeAll​(java.util.Collection<? extends java.util.concurrent.Callable<T>> tasks,
                                                                            long timeout,
                                                                            java.util.concurrent.TimeUnit unit)
                                                                     throws java.lang.InterruptedException
        Specified by:
        invokeAll in interface java.util.concurrent.ExecutorService
        Throws:
        java.lang.InterruptedException
      • invokeAny

        public <T> T invokeAny​(java.util.Collection<? extends java.util.concurrent.Callable<T>> tasks)
                        throws java.lang.InterruptedException,
                               java.util.concurrent.ExecutionException
        Specified by:
        invokeAny in interface java.util.concurrent.ExecutorService
        Throws:
        java.lang.InterruptedException
        java.util.concurrent.ExecutionException
      • invokeAny

        public <T> T invokeAny​(java.util.Collection<? extends java.util.concurrent.Callable<T>> tasks,
                               long timeout,
                               java.util.concurrent.TimeUnit unit)
                        throws java.lang.InterruptedException,
                               java.util.concurrent.ExecutionException,
                               java.util.concurrent.TimeoutException
        Specified by:
        invokeAny in interface java.util.concurrent.ExecutorService
        Throws:
        java.lang.InterruptedException
        java.util.concurrent.ExecutionException
        java.util.concurrent.TimeoutException
      • execute

        public void execute​(java.lang.Runnable command)
        Specified by:
        execute in interface java.util.concurrent.Executor