1    /* 
2    * this program will model a person in terms of five properties, first name and last name (String values), month, day and year of birth (int values) 
3     */
4    
5    
6    package people;
7    
8    public class Person implements PersonSpecification {
9    
10       // instance variables
11       private String firstName;
12       private String lastName;
13       private int month;
14       private int day;
15       private int year;
16   
17   
18       // constructors
19       public Person(String name, int month, int day, int year) {
20           int spacePosition = name.indexOf(" ");
21           firstName= name.substring(0,spacePosition);
22           lastName = name.substring(spacePosition +1);
23           this.month = month;
24           this.day = day;
25           this.year = year;
26           }
27   
28           public String toString() {
29           return firstName + " " + lastName + "," + "Born: " + month + "/" + day + "/" + year;
30           }
31   
32           public String firstName() {
33           return firstName;
34           }
35   
36           public String lastName() {
37           return lastName;
38           }
39   
40           public int month(){
41           return month;
42           }
43   
44           public int day(){
45           return day;
46           }
47   
48           public int year(){
49           return year;
50           }
51   
52       @Override
53       public String initials() {
54           return firstName.substring( 0, 1 ).toUpperCase() + lastName.substring( 0, 1 ).toUpperCase();
55       }
56   
57       @Override
58       public boolean isBoomer() {
59           return year >= 1946 && year <= 1964;
60       }
61   }
62   
63