Understanding Executors and ExecutorService in Java
When writing Java applications, there are times when you want to run multiple tasks in parallel, such as downloading files, processing data, or making API calls. Instead of creating new threads manually for each task, Java provides a simpler and more efficient way through Executors and ExecutorService . Photo by Mohammad Rahmani on Unsplash 1. What is an Executor? The Executor interface is a simple way to run tasks in the background. Instead of dealing with thread creation, you pass the task (in the form of a Runnable object) to the Executor , and it handles the execution. Let’s start with a very basic example to understand this: import java.util.concurrent.Executor; import java.util.concurrent.Executors; public class SimpleExecutorExample { public static void main (String[] args) { // Create an Executor using the Executors factory method Executor executor = Executors.newSi...