If an exception arises in a catch statement, and the exception is of the type caught by the catch statement, then the catch statement catches the same exception. For instance, if the following catch statement first catches an ArithmeticException and, while executing, throws another ArithmeticException, it is able to catch the second ArithmeticException as well the first.
catch (ArithmeticException ex) {...}

Question

Quizplus · Accepted Answer

A catch block cannot catch exceptions thrown from within itself. If an exception occurs in a catch block, it must be caught by another try-catch block that is either outside of the current try-catch or in a nested try-catch within the catch block.

If an Exception Arises in a Catch Statement, and the Exception