When two classes are related through inheritance, the child class must be able to access every accessible field, method, or constructor of its parent class. In Java, we use the reserved word super ...

Java’s interface language ... declaration and access, object composition, object layering, multiple implementation inheritance, and the root of all classes. In addition, I have introduced ...

Java's open inheritance model can feel like an open invitation to unintended extensions. The problem becomes especially poignant when a switch statement or a nesting of if statements assumes that a ...