NegativeUnitsException

//Zehra Baig
//CSC-162-01
//Lab 6-C

public class NegativeUnitsException extends Exception
{
    //Default Constructor
    public NegativeUnitsException()
    {
        super("Units cannot be negative");
    }

    //Overloaded Constructor
    public NegativeUnitsException(int i) // argument constructor
    {
        super("Negative units amount " + i + " is invalid");
    }
}