java class implements

Java Extends vs Implements

Extends vs Implements: Once you know the basic structure of a Java class, know inheritance with concrete classes and abstract classes, know to inherit interfaces, it is the time for both extends and implements where you inherit classes and interfaces to one class. For example, you have two classes (one…

Interfaces Multiple Inheritance Java

We know earlier, Java does not support multiple inheritance, basically. But to support multiple inheritance, partially, Java introduced "interfaces". An interface is not altogether a new one for us; just it is a special flavor of abstract class where all methods are abstract. That is, an interface contains only abstract…