Functional programming techniques java

The functional styles introduced in Java 8, helps us reduce the gap between the business logic and the code . It allows them to tell the story together in a natural flow on a higher level. Instead of saying how you want things done, you can say what you want done.

Lambda is the first concept introduced in Java and is the basis of the other concepts that functional programming brings in Java . Lambda expressions allow passing a function as an input parameter for another function, which was not possible earlier.

Java is an object-oriented language . It refers to creating classes and objects to perform tasks. Hence, it is not functional programming.

The functional styles introduced in Java 8, helps us reduce the gap between the business logic and the code . It allows them to tell the story together in a natural flow on a higher level. Instead of saying how you want things done, you can say what you want done.

Functional programming, being a subset of declarative programming , offers several constructs like higher-order functions, function composition, and function chaining. Think of the benefits that Stream API has brought into Java 8 for handling data manipulations.31 Ara 2020