How to create your own Exception in Programming

In this article we will learn how to create user defined exceptions (own exceptions) and how to use them in Java programs. Although Java provides several pre-defined exception classes, sometimes we might need to create our own exceptions which are also called as user-defined exceptions. Steps for creating a user-defined exception: Create a class with your own class name (this acts the exception name) Extend the pre-defined class Exception Throw an object of the newly create exception As an example for user-defined exception, I will create my own exception named NegativeException as follows: 1 2 3 4 5 6 7 8 9

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How to create your own Exception in Programming
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