Java developers still are using the JavaBeans model for event handling today. To demonstrate, here’s a simple program that prints a message when a button is pressed: ...

What are Java exceptions? Failure occurs when a Java program’s normal behavior is interrupted by unexpected behavior. This divergence is known as an exception.

Not sure what a try catch is? We explain how to use a try catch block in Java and how to write methods that throw exceptions.

The semantics of Java exception handling provides plenty of fodder for such people. In JShell, exceptions need not be handled. For example, to output the content of a file in a regular Java program, ...

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 ...