2019.9.6

Person.java

public class Person {
	
	private String name;
	private int age;
	private Gender gender;
	private int homeland;

	//public static final int FEMALE = 0;
	//public static final int MALE = 1;
	//public static final int UNKNOWN = 2;
	public static final int TONGA = 0;
	public static final int SAMOA = 1;
	public static final int TAHITI = 2;
	public static final int JAPAN = 3;
	public static final int KOREA = 4;
	public static final int MALAYSIA = 5;
	public static final int CHINA = 6;
	public static final int FIJI = 8;
	public static final int USA = 9;
	public static final int CANADA = 10;
	public static final int PHILIPPINES = 11;
	public static final int BRAZIL = 12;

	public Person() {
		name = "Untel";
		age = 19;
		gender = Gender.UNKNOWN;
		homeland = UNKNOWN;
	}

	public void setName(String s) {
		name = s;
	}

	public void setAge(int a) {
		age = a;
	}

	public void setGender(int g) {
		gender = g;
	}

	public void setHomeland(int h) {
		homeland = h;
	}
}

Vertex.java

public class Vertex {

	public int x;
	public int y;

	
	/**
	 * this is the
	 * default constructor
	 */
	public Vertex() {
		x = 0;
		y = 0;
	}

	/**
	 * this constructor takes two parameters.
	 * @param xx this is the X coordinate
	 * @param yy this is the Y coordinate
	 */
	public Vertex(int xx, int yy) {
		x = xx;
		y = yy;
	}

	/**
	 * this is the "copy constructor"
	 * @param other the existing Vertex you want to "clone"
	 */
	public Vertex(Vertex other) {
		x = other.x;
		y = other.y;
	}

	/**
	 * this method lets you put the vertex at a new location
	 * @param xx this is the X coordinate
	 * @param yy this is the Y coordinate
	 */
	public void set(int xx, int yy) {
		x = xx;
        y = yy;
	}

	public void offset(int dx, int dy) {
		x += dx;
		y += dy;
	}


	@Override
	public String toString() {
		return "(" + x + "," + y + ")";
	}

	/**
	 * compares two vertex objects
	 * @param o the other vertex to compare with this one
	 * @return true if they x's and y's are equal, false otherwise.
	 */
	@Override
	public boolean equals(Object o) {
		if (o instanceof Vertex) {
			Vertex other = (Vertex)o;
			if (this.x == other.x && this.y == other.y) {
				return true;
			} else {
				return false;
			}
		} else {
			return false;
		}

	}

}

Gender.java

public enum Gender {
	FEMALE,
	MALE,
	UNKNOWN
}

Kaipo.java

public class Kaipo {
	
	public static void main(String[] args) {
		Person p1 = new Person();
		//just made a Canadian person. Oops!
		p1.setHomeland(Person.CHINA + Person.KOREA);
	}

}