One of Java’s stranger language features is the ability to nest a class inside an interface. As with a nested interface, the nested class is implicitly public and static. Here’s an example ...

In Java, nested classes are categorized as either ... Here is an example: interface I { // members } class C { I m() // or even static I m() { class D implements I { // members ...

Here comes Java's sealed classes to your rescue. Advanced Java pattern matching techniques, with examples Dive deeper into Java pattern matching techniques with these examples that range from nested ...