17 Method Reference Using Double Colon (::) Operator
#Java8Features #MethodReference #DoubleColonOperator
How to write Lambda Expressions? ▶️ • 01 How To Write Lambda Expressions In Java?
Example code can be found here: https://github.com/coderolls/java-8-f...
In this video, we will see the method reference using the double colon operator.
We use lambda expressions to write the implementation logic for the abstract method of the functional interfaces.
Sometimes, the functional interfaces call the extincting methods only. In these cases, instead of writing lambda expressions, we can refer to the existing methods.
Class can have static methods or instance methods, by using the method reference we can refer to both types of methods.
Watch this video to learn how we can use method reference with static methods and instance methods with a few examples.
This video is part of Java 8 Features Full Course. ▶️ • Java 8 Features - Full Course
GitHub Repository Link: https://github.com/coderolls/java-8-f...
00:00 Recap
00:12 Why Method Reference Using :: is Needed?
01:40 Syntax for Static Method Reference
02:07 Syntax for Instance Method Reference
02:42 Example for Method References
04:00 Static Method Reference example
06:31 Instance Method Reference example
08:44 Conclusion
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