Person.java

public class Person {

	int age;
	private String fname;
	private String lname;

	static int count = 0;

	public Person(String fname, String lname) {
		this.fname = fname;
		this.lname = lname;

		count++;
	}

	/** Mutator method for age
	 * @param age - age to set
	 */
	public void setAge(int age) {
		this.age = age;
	}

	public void setFname(String fname) {
		this.fname = fname;
	}

	public String getFname() {
		return this.fname;
	}

	public void setLname(String lname) {
		this.lname = lname;
	}

	public String getLname() {
		return this.fname;
	}


	/** Accessor method for age
	 * @return the current age
	 */
	public int getAge() {
		return(age);
	}

	public String toString() {
		return fname + " " + lname + " " + count;
	}

	public boolean equals(Object rhs) {
		if ( !(rhs instanceof Person) ) {
			return false;
		}

		Person other = (Person) rhs;

		if ( (this.age == other.age) &&
				(this.fname.equals(other.fname)) &&
				(this.lname.equals(other.lname) ) ) {
			return true;
		}
		return false;
	}

	public static void main (String[] args) {
		Person p1 = new Person("Roberto", "Hoyle");
		p1.setAge(44);

		System.out.println(p1);

		Person p2 = new Person("Maia", "Hoyle");
		p2.setAge(8);

		System.out.println(p1);
		System.out.println(p2);

		Person p3 = new Person("Roberto", "Hoyle");
		p3.setAge(44);
		System.out.println(p1);
		System.out.println(p2);
		System.out.println(p3);

		if (p1 == p3) {
			System.out.println("There is something weird...");
		}
		if (p1.equals(p3)) {
			System.out.println("That is more like it!");
		}


		System.out.println("I ran!");
	}
}