Simplest example of CompletableFuture

SimpleCompletableFutureExample.java

import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;

public class SimpleCompletableFutureExample {

    public static void main(String[] args) {

        CompletableFuture<String> completableFuture = new CompletableFuture<>();
        try {
          // we can get the result using CompletableFuture.get()
            completableFuture.get();
         // we can force complete a completable future
            completableFuture.complete("some dummy data from Future");
        } catch (InterruptedException | ExecutionException e) {
            throw new RuntimeException(e);
        }
    }
}