02 What is Functional Interface in Java 8?

Publicado em: 27 Dezembro 2021
no canal de: coderolls

#Java8Features #FunctionalInterface

Example code available at: https://github.com/coderolls/java-8-f...

In this video, we will see the Functional Interface in Java 8.

An interface with single abstract method is a Functional Interface.

Functional Interface can have multiple default methods and multiple static methods but it should have only one abstract method.

See how to write a function interface with 3 well explained examples.

This video is a part of Java 8 Features Full Course. ▶️    • Java 8 Features - Full Course

00:00 Recap
00:15 What is a Functional Interface?
00:40 @FunctionalInterface Annotation
02:00 Functional Interface Example
05:40 @FunctionalInterface Annotation Example and use-case
08:33 What is the use of Functional Interface?

GitHub Repository Link: https://github.com/coderolls/java-8-f...

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