From a programming perspective, Java exceptions are library types and language features used to represent and deal with program failure in code. Java classifies exceptions into a few types ...

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 ...

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 ...

Sun releases Java's source code under the GPL--except for some third-party chunks and the compatibility test kit. Video: Gosling on Sun's JavaFX.

The exception-mapping line maps any Exception at all (since all Java Exceptions are descendants of java.lang.Exception) ... You should also carefully consider how you handle exceptions in your code.