What is a thread pool in Java and how do I use it?

What is a thread pool in Java and how do I use it?

A thread pool in Java is a collection of pre-initialized threads that can be reused for executing tasks. It helps manage multiple threads efficiently.

What are the benefits of using a thread pool?

Using a thread pool can improve performance by reducing the overhead of thread creation and destruction, and it helps manage resource usage.

How do I create a thread pool in Java?

You can create a thread pool using the Executors class. For example, ExecutorService executor = Executors.newFixedThreadPool(5); creates a pool with 5 threads.

Can I adjust the number of threads in a thread pool?

Yes, you can create different types of thread pools, like cached thread pools or scheduled thread pools, which allow for dynamic thread management.