# Uses of Interface
java.util.concurrent.ScheduledExecutorService

Packages that use ScheduledExecutorService
Package
Description
java.util.concurrent
Utility classes commonly useful in concurrent programming.

## Uses of ScheduledExecutorService in java.util.concurrent

Classes in java.util.concurrent that implement ScheduledExecutorService
Modifier and Type
Class
Description
`class`
`ForkJoinPool`
An `ExecutorService` for running `ForkJoinTask`s.
`class`
`ScheduledThreadPoolExecutor`
A `ThreadPoolExecutor` that can additionally schedule commands to run after a given delay, or to execute periodically.
Methods in java.util.concurrent that return ScheduledExecutorService
Modifier and Type
Method
Description
`static ScheduledExecutorService`
Executors.`newScheduledThreadPool(int corePoolSize)`
Creates a fixed-size thread pool that can schedule commands to run after a given delay, or to execute periodically.
`static ScheduledExecutorService`
Executors.`newScheduledThreadPool(int corePoolSize, ThreadFactory threadFactory)`
Creates a fixed-size thread pool that can schedule commands to run after a given delay, or to execute periodically.
`static ScheduledExecutorService`
Executors.`newSingleThreadScheduledExecutor()`
Creates a single-threaded executor that can schedule commands to run after a given delay, or to execute periodically.
`static ScheduledExecutorService`
Executors.`newSingleThreadScheduledExecutor(ThreadFactory threadFactory)`
Creates a single-threaded executor that can schedule commands to run after a given delay, or to execute periodically.
`static ScheduledExecutorService`
Executors.`unconfigurableScheduledExecutorService(ScheduledExecutorService executor)`
Returns an object that delegates all defined `ScheduledExecutorService` methods to the given executor, but not any other methods that might otherwise be accessible using casts.
Methods in java.util.concurrent with parameters of type ScheduledExecutorService
Modifier and Type
Method
Description
`static ScheduledExecutorService`
Executors.`unconfigurableScheduledExecutorService(ScheduledExecutorService executor)`
Returns an object that delegates all defined `ScheduledExecutorService` methods to the given executor, but not any other methods that might otherwise be accessible using casts.