1 
 2 public class Customer
 3 {
 4 
 5     private String firstName;
 6 
 7     private String lastName;
 8 
 9     private String email;
10 
11     /**
12      * Constructor 
13      */
14     public Customer(String firstName, String lastName, String email)
15     {
16         this.firstName = firstName;
17         this.lastName = lastName;
18         this.email = email;
19     }
20     public String getFirstName()
21     {
22         return firstName;
23     }
24     public String getLastName()
25     {
26         return lastName;
27     }
28     public String getEmail()
29     {
30         return email;
31     }
32     public String getId()
33     {
34         return "" + firstName.charAt(0) + lastName.charAt(0);
35     }
36 }
37