Programowanie współbieżne w języku Java

Szkielety interfejsy Egzekutor do zarządzania wątkami, interfejs Callable oraz klasa Future
FixedThreadPoolExcecutor
package thp01;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
public class ThreadPoolTest {
public static void main(String[] args) {
int numWorkers = Integer.parseInt(args[0]);
int threadPoolSize = Integer.parseInt(args[1]);
ExecutorService tpes = Executors.newFixedThreadPool(threadPoolSize);
WorkerThread[] workers = new WorkerThread[numWorkers];
for (int i = 0; i < numWorkers; i++) {
workers[i] = new WorkerThread(i);
tpes.execute(workers[i]);
}
tpes.shutdown();
}
}
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package thp01;
public class WorkerThread implements Runnable {
private int workerNumber;
WorkerThread (int number) {
workerNumber = number;
}
}
public void run(){
for (int i = 0; i