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/**
	A class that determines whether or not a year in the Gregorian calendar is a leap year.
*/
public class GregorianYear
{
	/**
		Contructs a year equal to zero.
	*/
	public GregorianYear()
	{
		year = 0;
	}

	/**
		Sets the year.
		@param year the year to set
	*/
	public void setYear(int year2)
	{
		year = year2;
	}

	/**
		Gets the year.
		@return year the year to get
	*/
	public int getYear()
	{
		return year;
	}

	/**
		Returns true if the year is a leap year and false otherwise.
		@return true if the year is a leap year and false otherwise
	*/
	public boolean isLeapYear()
	{
		if (year % 4 == 0) // Is the year divisible by 4?
		{
			if (year % 100 != 0) // Is the year divisible by 4 but not 100?
			{
				return true;
			}
			else if (year % 400 == 0) // Is the year divisible by 4 and 100 and 400?
			{
				return true;
			}
			else // The year is divisible by 4 and 100 but not 400.
			{
				return false;
			}
		}
		else // The year is not divisible by 4.
		{
			return false;
		}
	}

	private int year;
}