import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
public class ConcurrentExample {
public static void main(String[] args) {
ExecutorService executor = Executors.newFixedThreadPool(5);
for (int i = 0; i < 10; i++) {
Runnable worker = new WorkerThread("Task " + i);
executor.execute(worker);
}
executor.shutdown();
while (!executor.isTerminated()) {
}
System.out.println("All tasks are completed!");
}
}
class WorkerThread implements Runnable {
private String taskName;
public WorkerThread(String taskName) {
this.taskName = taskName;
}
@Override
public void run() {
System.out.println(Thread.currentThread().getName() + " Starts executing " + taskName);
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println(Thread.currentThread().getName() + " Finishes executing " + taskName);
}
}
