ProcessTester

import java.util.Arrays;

public class ProcessTester {

    public static void main(String[] args) {

        Process one = new Process(3, 1);
        Process two = new Process(4, 8);
        Process three = new Process(9, 1);
        Process four = new Process(5, 6);
        Process five = new Process(7, 3);
        Process six = new Process(1, 4);

        Process[] processes= new Process[]{one, two, three, four, five, six};

        System.out.println("Before sorting...");
        for (Process p : processes) {
            System.out.println(p.toString());
            System.out.println();
        }

        System.out.println();

        Arrays.sort(processes, Process.ARRIVAL_TIME_COMPARATOR);
        System.out.println("After sorting, based on ARRIVAL time ordering");
        for (Process p : processes) {
            System.out.println(p.toString());
            System.out.println();
        }

        System.out.println();

        Arrays.sort(processes, Process.PROCESS_TIME_COMPARATOR);
        System.out.println("After sorting, based on PROCESS time ordering");
        for (Process p : processes) {
            System.out.println(p.toString());
            System.out.println();
        }
    }
}