Interface in Java is actually easy to be understood but my very big question the very first time I encountered this: why use interface when you can define and declare methods in concrete classes? It ...

Contribute to Jarjanazy/java-interface-tutorial development by creating an account on GitHub.

Article citations More>> What Is an Interface (2012) The Java Tutorials. Oracle. has been cited by the following article: TITLE: A Context-Aware Approach for the Spatial Data Infrastructure Portal ...