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package com.mycompany.app8_dz;

import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;

/**
 *
 * @author Admin
 */
public class Main2 {
    //
    public static void main(String[] args) {
        //создаем пул потоков
        ExecutorService service = Executors.newFixedThreadPool(5);
        //
        int[] array1 = {6, 12, 48, 32};
        int[] array2 = {6, 12, 48, 32};
        AvgTask avg1 = new AvgTask(array1);
        AvgTask avg2 = new AvgTask(array2);
        // создаем коллекцию задач
        ArrayList<AvgTask> list = new ArrayList<>();
        list.add(avg1);
        list.add(avg2);
        try{
            double total = 1;
            // invokeAll - для запуска задач с помощью пула потока (ExecutorService)
            List<Future<Double>> fList = service.invokeAll(list);
            for(Future<Double> f: fList){
                Double value = f.get();
                System.out.println("AvgTask.value=" + value);
                total *= value;
            }
            System.out.println("total=" + total);
        }catch(Exception exc){
            exc.printStackTrace();
        }
    }
}