Java Interface Explained | Default & Static Methods (Java 8 & 9) | Why No Object for Interface?

Published: 07 May 2025
on channel: Code With Sopnil

In this video, we dive deep into the Java Interface—a core concept of object-oriented programming. You’ll learn:

✅ What is an interface in Java
✅ Why interface abstract methods cannot be private
✅ How to declare and use default methods (Java 8)
✅ What are static methods in interfaces and how to call them
✅ Features added in Java 8 and Java 9 for interfaces
✅ How to implement interfaces in a class
✅ Why we cannot create objects of an interface

This video is perfect for beginners and intermediate Java learners who want a clear understanding of interfaces and how they evolved in modern Java versions.

🔔 Don’t forget to like, comment, and subscribe to Code With Sopnil for more Java tutorials!

Session 13 : Constructors in Java    • Java Constructors Explained 🔥 | Default vs...
Session 14 : Local variable vs Global variable in Java    • Understand Local vs Global Variable in Jav...
Session 15 : Importance of Inheritance in Java :    • Importance of Inheritance in Java Explaine...
Session 16 : What is polymorphism in Java    • Polymorphism, Method Overloading vs Method...
Session 17 : Encapsulation in Java    • Encapsulation in Java Explained with 2 Rea...
Session 18 : Abstraction in Java    • Abstraction in Java Explained | Abstract C...
Session 19 : Interface in Java| Default and static method in Java    • Java Interface Explained | Default & Stati...
Session 20 : Static in Java | Static variable in Java | Static block | Static class    • Static in Java | Static variable | Static ...
Session 21 : Final in Java | Final variable, Final class, final method in Java    • Final in Java | Final variable in Java | F...
Session 22 : This keyword in Java, Super Keyword in Java with examples    • This keyword in java | Super Keyword in Ja...
Session 23 : Public private protected in Java | what are access specifiers in Java    • Public Private Protected Default in Java |...
Session 24 : String Class in Java with String functions, heap memory vs String pool    • String in Java with its functions| Heap me...
Session 25 : Wrapper classes in Java. Difference between Wrapper class and primitive type    • What is wrapper class in Java. Difference ...
Session 26 : Importance of public static void main method in Java    • Importance of Public static void main() me...
Session 27 : Scanner class in Java. How to take input from user in java    • Scanner class in Java | How to take input ...
Session 28 : StringBuffer vs StringBuilder in Java. Which one to use    • StringBuffer vs StringBuilder in Java. whi...
Session 29 : Object class in Java equals(), hashCode(), toString(), clone() methods of Object class    • Object Class in Java | equals(), hashCode(...

#javaclass #javaforbeginners #scannerclass #javatutorial #javaprogramming #javainstitute

#JavaInterface #Java8Features #JavaTutorial #CodeWithSopnil #LearnJava #JavaOOP #JavaProgramming #JavaBeginner

On this page of the site you can watch the video online Java Interface Explained | Default & Static Methods (Java 8 & 9) | Why No Object for Interface? with a duration of hours minute second in good quality, which was uploaded by the user Code With Sopnil 07 May 2025, share the link with friends and acquaintances, this video has already been watched 16 times on youtube and it was liked by 2 viewers. Enjoy your viewing!

13,912

323