JAVA EE: Static Method reference - Person| Method reference in Java 8

Monday 12 June 2017

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Static Method reference - Person| Method reference in Java 8 | Java method reference

MethodReferenceDemo.java

/**
 * 
 * We have defined a functional interface person and referring a
 * static method personWalking() to it's functional method walk().
 *
 */

@FunctionalInterface
interface Person
{
    void walk();
}

public class MethodReferenceDemo
{
    public static void personWalking()
    {
        System.out.println("Walking on the road.");
    }

    public static void main(String[] args)
    {
        // Referring static method
        Person person = MethodReferenceDemo::personWalking;
        // Calling interface method
        person.walk();
    }
}