Question

. Write a statement that throws an IllgalArgumentException with the error message Argument cannot be negative.

Answer 1

Answer:

public class PostAccount

{

  public void withdraw(float savings)

  {

     if (savings >=0 )

     {

        IllegalArgumentException exception

              = new IllegalArgumentException("Savings cannot be negative");

        throw exception;

     }

     balance = savings - withdraw;

  }

 }

Explanation:

IllgalArgumentException is a type of NumberFormatException  of runtime exception. Here in the program we have created an object of IllgalArgumentException class and after that we have thrown the error to show the condition if it does not satisfy the if condition.