Java 8 Function Interface

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Java.Util.Function

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Java.Util.Function added in java 8. So let's have a closer look into it. To go through the documentation click the below link.

https://docs.oracle.com/javase/8/docs/api/java/util/function/package-summary.html


The 4 important topics are ,

1. Predicate

2. Consumer  

3. Function

4. Supplier


A youtube example for better understanding is : 

https://www.youtube.com/watch?v=Tapz6_T5oHY



Consumer : 

--  two methods, accept(T t) and andThen()

** accept(T t) , returns void means no thing returned. It accepts only input.

**andThen executes two consumers one after another.





#java

#java8

#java 8

#java.util.function

#javaFunction

#java function

#java consumer

#java predicate

#java supplier

#java lambda expression

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