Saturday, 14 June 2014
Exception handling and Java exception classes’ inheritance hierarchy
·
Hierarchical inheritance: It
is a type of inheritance where one or more derived classes is derived from
common (or one) base class. ex:
·
Exception Handling: Exception is an error event that can
happen during the execution of a program and disrupts its normal flow. Java exception handling enables your Java applications to
handle errors sensibly. Exception handling is a very important yet often
neglected aspect of writing robust Java applications or components. When an
error occurs in a Java program it usually results in an exception being thrown.
How you throw, catch and handle these exception matters. There are several
different ways to do so. Not all are equally efficient and fail safe.
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