Functional Interface || Java 8 Features
Topics Covered:
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How many types of Interfaces are there in Java?
What is a Java Functional Interface?
Is it not mandatory to add abstract keyword during method declaration in functional interface as we generally do in interfaces before JDK 1.8?
Why Java Functional Interface? Advantages of Java Functional Interface?
Examples of Java Functional Interface:
How to write a Java Functional Interface?
Behavior Of Functional Interface in the context of Inheritance
Functional Interfaces in context of Lambda Expression (Functional Interfaces with Lambda Expression)
Example to convert traditional code to the code using Lambda Expression
Without Lambda Expression:
With Lambda Expression:
Can a functional interface have multiple default or static methods?
What is the significance of the @FunctionalInterface annotation?
Can we use functional interfaces with method references as well?
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