What Is an Exception Handler in Java?. 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 ...

Use Java assertions to test your assumptions about program correctness and check them in your code.

Java exception handling with stack traces, exception chaining, try-with-resources, final re-throw, and StackWalker.

You can add additional information to any Exception object to help you debug your application when something goes horribly wrong.

When Java applications throw an exception, the Java Virtual Machine generates an exception object containing information about the exception itself.