Learn everything you need to throw, try, catch, and clean up after Java exceptions in your programs.

User-defined exceptions are custom exception classes that extend the java.lang.Exception class.

Java exception is one of the most important concepts of Java programming. If you are a beginner, you should get a basic understanding of how Java exception works and how you can utilize it in your ...

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 ...

A common software antipattern is to log and rethrow exceptions in Java. Here we explain why doing so will make troubleshooting errors harder.

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 ...

If you really want to take full control of the exceptions you pass to your clients, you can write your own Exception class. Here's how to do that, complete with support for additional properties.

Add Custom Data to Exceptions When it comes to debugging problems with your code, a good Exception object is your most valuable tool. I've talked before about how why returning information about an ...

Neal Gafter asked a question that many Java developers have asked themselves and each other: "would the language and platform be better off without checked exceptions?" ...