Java classifies exceptions into a few types: checked exceptions, unchecked exceptions, and errors, which must be handled by the JVM. I’ll have more below about how the Java virtual machine ...

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.

For example, if a developer tries to access a file, the Java IO library forces them to deal with the checked FileNotFoundException. The developers of the Java IO API anticipated that attempting to ...

Java developers learn to rely on their compilers to catch assignments to incorrect types, calls of nonexistent methods and—this article's topic—incorrect exception handling.