InterfaceComparableLab/src/main/java/com/zipcoder/payment/PaymentPresenter.java

package com.zipcoder.payment;

import java.util.Arrays;

public class PaymentPresenter {


    public String toString(Payment[] p){
        Arrays.sort(p);
        return generateOutputString(p);
    }

    public String toStringByPayerName(Payment[] p) {
        PaymentSortByPayer psbp = new PaymentSortByPayer();
        Arrays.sort(p, psbp);
        return generateOutputString(p);
    }

    public String toStringByID(Payment[] p){
        PaymentSortById psbi = new PaymentSortById();
        Arrays.sort(p, psbi);
        return generateOutputString(p);
    }

    private String generateOutputString(Payment[] p) {
        StringBuilder paymentSB = new StringBuilder();
        for (Payment payment : p){
            paymentSB.append(payment.getShortDescription() + "\n");
        }
        return paymentSB.toString();
    }
}