package com.zipcoder.payment; public class Paypal implements Payment { private long id; private String payerName; private String email; public Paypal(int id,String payerName,String email) { this.id=id; this.payerName=payerName; this.email=email; } public long getId() { return this.id; } public void setId(Long id) { this.id=id; } public String getPayerName() { return this.payerName; } public void setPayerName(String name) { this.payerName=name; } public String getemail() { return this.email; } public void setemail(String email) { this.email=email; } public String getShortDescription() { // String number=getNumber(); StringBuilder br =new StringBuilder(); br.append("Paypal").append(" ").append(getPayerName()).append(" ") .append(getemail()); System.out.println(br.toString()); return br.toString(); } public int compareTo(Payment o) { int number=0; if(this.getShortDescription().compareTo(o.getShortDescription())==0) { number=0; } if(this.getShortDescription().compareTo(o.getShortDescription())<0) { number=-1; } if(this.getShortDescription().compareTo(o.getShortDescription())>0) { number=1; } return number; } }