What is the Java Executor Framework and how does ExecutorService work?

Can you explain what the Java Executor Framework is?

The Java Executor Framework is a high-level API for managing and controlling thread execution in Java applications.

What is the role of ExecutorService in this framework?

ExecutorService is an interface that provides methods to manage and control the execution of asynchronous tasks.

How do I create an ExecutorService instance?

You can create an ExecutorService instance using factory methods in the Executors class, like Executors.newFixedThreadPool(int nThreads).

Can you give me an example of submitting a task to ExecutorService?

Sure! You can submit a task using the submit() method, like this: executorService.submit(() -> { /* task code */ });