This works because the two are closely related. In Java, nested classes are categorized as either static member classes or inner classes. Inner classes are non-static member classes, local classes ...

Maximizing code reuse in your Java programs means writing ... you must know how to break it down so that each class and method does one thing well. If you create a method called saveCustomer ...

The single responsibility principle in Java demands that a class serves a single ... to easily refactor the code and fix the single responsibility principle violation, just create a new class ...