# Uses of Interface
java.util.concurrent.CompletionService

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

- ## Uses of CompletionService in java.util.concurrent

  Classes in java.util.concurrent that implement CompletionService
  Modifier and Type
  Class
  Description
  `class`
  `ExecutorCompletionService<V>`
  A `CompletionService` that uses a supplied `Executor` to execute tasks.