Java provides many exception classes that directly subclass Exception. Here are three examples: CloneNotSupportedException signals an attempt to clone an object whose class doesn’t implement the ...

In Java, exceptions are one of many structures that govern the control flow of a program. Specifically, they are unintended side effects of a program's normal execution. When writing code that can ...

Java projects rarely feature a consistent and thorough exception-handling strategy. Often, developers add the mechanism as an afterthought or an as-you-go addition. Significant reengineering ...

Peter Haggar is an Advisory Software Engineer with IBM in Research Triangle Park, NC. He can be contacted at [email protected]. EXCEPTION HANDLING IS a very powerful and useful feature of the Java ...

Some exceptions in Java must be handled in the developer's code. Other exceptions can occur without any exception handling semantics at all. When an exception must be handled with try-and-catch ...

Try essentially asks Java to try and do something. If the operation is successful, then the program will continue running as normal. If it is unsuccessful, then you will have the option to reroute ...

Understand the difference between checked and unchecked exceptions in Java, and learn how to handle these problem conditions properly and gracefully. Either log or rethrow Java exceptions, but never ...

Exceptions are the customary way in Java to indicate to a calling method that an abnormal condition has occurred. This article discusses two techniques to use when working with exceptions: nesting ...

Some other good features of Java exception handling are checked exceptions, user-defined exceptions, and the new Java logging API coming out in JDK 1.4.

The reason that null pointer exceptions are so unpopular in Java is that they are runtime exceptions. That means the app will compile just fine and you’ll only hear about them when you reach ...