Person.java
package people;

public class Person implements PersonSpecification {
    private String firstName;
    private String lastName;
    private int month;
    private int day;
    private int year;

    public Person(String name, int month, int day, int year) {
        int temp = name.indexOf(" ");
        this.firstName = name.substring(0, temp);
        this.lastName = name.substring(temp);
        this.month = month;
        this.day = day;
        this.year = year;
    }

    public String toString() {
        return (firstName + lastName + ", born " + month + "/" + day + "/" + year);
    }

    @Override
    public String firstName() {
        return firstName;
    }

    @Override
    public String lastName() {
        return lastName;
    }

    @Override
    public int month() {
        return month;
    }

    @Override
    public int day() {
        return day;
    }

    @Override
    public int year() {
        return year;
    }

    @Override
    public String initials() {

        return (firstName.substring(0, 1) + lastName.substring(1, 2));
    }

    @Override
    public boolean isBoomer() {
        if ((year >= 1946) && (year <= 1964)) {
            return true;
        } else {
            return false;
        }
    }
}