1    /* 
2    This program will model a person in terms of five properties 
3        first name and last name - Strings 
4        moth, day, and year of birth - int values 
5     */
6    
7    package people;
8    
9    public class Person implements PersonSpecification {
10       // instance variables
11   
12       private String firstName;
13       private String lastName;
14       private String name = firstName + lastName;
15   
16       private int month;
17       private int day;
18       private int year;
19   
20       // constructors
21   
22       public Person(String name, int month, int day, int year) {
23           this.name = name;
24           this.month = month;
25           this.day = day;
26           this.year = year;
27       }
28   
29       // methods
30   
31       public String toString() {
32           String representation = name + ", born " + month + "/" + day + "/" + year;
33           return representation;
34       }
35   
36       @Override
37       public String firstName() {
38           return firstName;
39       }
40   
41       @Override
42       public String lastName() {
43           return lastName;
44       }
45   
46       @Override
47       public int month() {
48           return month;
49       }
50   
51       @Override
52       public int day() {
53           return day;
54       }
55   
56       @Override
57       public int year() {
58           return year;
59       }
60   
61       @Override
62       public String initials() {
63           String inititials = (firstName.substring(0) + lastName.substring(0)) ;
64           return inititials.toUpperCase();
65       }
66   
67       @Override
68       public boolean isBoomer() { // baby boomer ???
69           return false;
70       }
71   }
72