Ben Raber

public abstract class Person
{
    protected String first,last,email;

    public Person()
    {
        setFirst("");
        setLast("");
        setEmail("");
    }
    public Person(String first,String last,String email)
    {
        setFirst(first);
        setLast(last);
        setEmail(email);
    }
    public abstract String getDisplayText();
    public String getFirst(){return this.first;}
    public void setFirst(String first){this.first=first;}
    public String getLast(){return this.last;}
    public void setLast(String last){this.last=last;}
    public String getEmail(){return this.email;}
    public void setEmail(String email){this.email=email;}

    @Override
    public String toString()
    {
        String msg = "Name: " + this.getFirst() + this.getLast() + "\n" +
            "Email: " + this.getEmail();
        return msg;
    }

}//End Class
class Customer extends Person
{
    private String num;

    public Customer()
    {
        super();
        setNum("");
    }
    public Customer(String first,String last,String email,String num)
    {
        super(first,last,email);
        setNum(num);
    }
    public String getNum(){return this.num;}
    public void setNum(String num){this.num=num;}

    @Override
    public String toString()
    {
        String msg="Name: " + this.getFirst() + this.getLast() + "\n" +
            "Email :" + this.getEmail() + "\n" +
            "Customer Number: " + this.getNum();
        return msg;
    }

    @Override
    public String getDisplayText()
    {
        return this.toString();
    }
}//end Class