EOF knapp i netbeans (Java)

package Exempel_KAP9;
import java.io.*;
import java.text.*;
import java.util.*;

class Agent{
    static final double gräns = 50000;
    static final double proc1 = 0.1;
    static final double proc2 =0.15;
    String namn;
    double summa;
    
    Agent(String n){
        namn = n;
    }
    double arvode(){
        if(summa<=gräns)
            return summa * proc1;
        else
            return gräns * proc1 + (summa-gräns)*proc2;
    }
}
public class Rapport {
    static Collator co = Collator.getInstance();
    
    public static void main (String arg[]){
        Agent []a = new Agent[100];
        int antalAgenter = 0;
        co.setStrength(Collator.PRIMARY);
        Scanner sc = new Scanner(System.in);
        
        while(true){
            System.out.print("Agent?");System.out.flush();
            if(!sc.hasNext())
                break;
            
            String nn = sc.nextLine();
            System.out.print("Belopp?");System.out.flush();
            double belopp = sc.nextDouble();
            sc.nextLine();
            
            int i;
            for(i=0; i<antalAgenter&&!co.equals(nn, a[i].namn);i++);
            if(i == antalAgenter){
                a[i] = new Agent(nn);
                antalAgenter++;
            }
            a[i].summa+=belopp;
                
        }
        System.out.format("\n\n%30s%10s\n%30s%10s\n", "Belopp", "Arvode", "=====", "=====");
        for(int j =0; j<antalAgenter; j++)
            System.out.format("%-20s%, 10.0f%,10.0f\n" , a[j].namn, a[j].summa,a[j].arvode());
    }
}