Process

import java.util.Comparator;

public class Process {

    private int timeOfArrival;
    private int timeToProcess;

    public Process() {
        //default
        this.timeOfArrival = 0;
        this.timeToProcess = 0;
    }
    public Process(int arrival, int processing) {

        this.timeOfArrival = arrival;
        this.timeToProcess = processing;
    }

    public void setArrival(int arrival) {

        this.timeOfArrival = arrival;
    }

    public int getArrival() {
        return timeOfArrival;
    }

    public int getTimeToProcess() {
        return timeToProcess;
    }

    public void setTimeToProcess(int processing) {
        this.timeToProcess = processing;
    }

    public static final Comparator<Process> ARRIVAL_TIME_COMPARATOR = new ArrivalTimeComparator();
    public static final Comparator<Process> PROCESS_TIME_COMPARATOR = new ProcessTimeComparator();

    private static class ArrivalTimeComparator implements Comparator<Process> {
        public int compare(Process a, Process b) {
            return Integer.compare(a.getArrival(),b.getArrival());
        }
    }


    private static class ProcessTimeComparator implements Comparator<Process> {
        public int compare(Process x, Process y) {
            return Integer.compare(x.getTimeToProcess(), y.getTimeToProcess());
        }
    }

    @Override
    public String toString() {
        return "Arrival Time: " + timeOfArrival +
                "\nTime to Process: " + timeToProcess;
    }
}