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 […]
In this article we will look at the use of throw throws and finally keywords of exception handling in Java programs. throw Keyword The throw keyword can be used in Java programs to throw exception objects explicitly. The syntax of using throw is as follows: throw ThrowableInstance; The ThrowableInstance can be object of Throwable class or any of its […]
In this article we will learn about try and catch blocks in more detail along with Java code examples. A Simple try-catch Block As we know, statements that might raise exceptions are placed inside try block and the exception handling code is placed inside catch block. A try block must be followed immediately by one or more […]
In this article we will look at what is an exception?, what is exception handling?, and how Java supports exception handling. Introduction In general, the errors in programs can be categorized into three types: Syntax errors: Also called compile time errors when a program violates the rules of the programming language. Ex: missing […]