Java ScheduledExecutorService Guide

The ScheduledExecutorService is an interface in Java that is a subinterface of ExecutorService. It is used to execute tasks after a specified delay or at regular intervals. It can schedule multiple tasks and allows tasks to repeat at specified time intervals. Common implementations include ScheduledThreadPoolExecutor and ScheduledThreadPoolExecutor.

ScheduledExecutorService is commonly used for scenarios that require the scheduling of tasks to be executed at a certain time or with a delay, such as task scheduling and monitoring. It allows for easy control of when and how often tasks are executed, increasing the flexibility and reliability of task execution.