Person.java

public class Person
{
	//Coding this will be an exercise for the students participating in the lesson; incomplete code fragments will be used to initially demonstrate the concepts.
	//As this is a simple program, there isn't any comments within the body - the method and variable names are intended to be self-explanatory.
	
	private String firstName;
	private String lastName;
	private int age;

	public Person(String theirFirstName, String theirLastName, int theirAge)
	{
		firstName = theirFirstName;
		lastName = theirLastName;
		age = theirAge;
	}
	
	public int getAge()
	{
		return age;
	}
	
	public String getFirstName()
	{
		return firstName;
	}
	
	public String getLastName()
	{
		return lastName;
	}
	
	public String getName()
	{
		String fullName = firstName + " " + lastName;
		return fullName;
	}
	
	public void increaseAge()
	{
		age++;
	}
	
	public void increaseAge(int ageIncrement)
	{
		age += ageIncrement;
	}
}