Java best practices when throwing exceptions: throwing core Java exceptions

Question

Instead of throwing new Exception(\"Some message\", maybeSomeCause), which means that all callers of my method will need to catch Exception (which can include Runti

Answer 1

If users of your code might need to do different things on two different exceptions, then those should be distinct exception types. That said, the JDK exceptions cover most of the "programmer error" exceptions -- if an IllegalArgumentException is getting thrown, for example, that indicates a programming mistake, not something that should be handled at runtime.