How To Exception In Java & Exception Handling (Check & Un-checked Exception & Error)

Опубликовано: 15 Февраль 2021
на канале: IT Corporate Training

334

Exception is an error event that can happen during the execution of a program and disrupts its normal flow. Java provides a robust and object oriented way to handle exception scenarios, known as Java Exception Handling.

built-in exceptions in Java.
ArithmeticException. It is thrown when an exceptional condition has occurred in an arithmetic operation
ArrayIndexOutOfBoundsException
ClassNotFoundException
FileNotFoundException
IOException
InterruptedException
NoSuchFieldException
NoSuchMethodException

1) Checked: are the exceptions that are checked at compile time. If some code within a method throws a checked exception, then the method must either handle the exception or it must specify the exception using throws keyword.
2) Unchecked are the exceptions that are not checked at compiled time

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