Java Exception Handling

Source: Internet
Author: User
Tags instance method throw exception throwable

The Throwable class is the root of all exception classes. All Java exception classes are inherited directly or indirectly from Throwable. You can create your own exception classes by inheriting exception or exception subclasses.

declaring exceptions

Use the keyword throws in the method header, for example

public void MyMethod () throws IOException

Throw exception

A program that detects errors can create an instance of an appropriate exception type and throw him.

For example:

Catching exceptions

He can be captured and handled in a try-catch block.

Getting information from an exception

You can use an instance method of the Throwable class to get information about the exception

Java Exception Handling

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