Custom Exception (1) 썸네일형 리스트형 [Salesforce] how to set exception message This is useful when you want to display the message of Exception handling in the controller on the screen. Exceptions can be top-level classes, so your custom exception class must extend exception. All exception classes extend the system-defined base class Exception, and therefore, inherits all common Exception methods. Let me give you an example of how this is the way I used it. 1) At the top o.. 이전 1 다음