package lambda.lambda2;

import lambda.MyFunction;

public class LambdaPassMain3 {
    public static void main(String[] args) {
        MyFunction add = getOperation("add");
        System.out.println("add.apply(1,2) = " + add.apply(1,2));

        MyFunction sub = getOperation("sub");
        System.out.println("add.apply(1,2) = " + add.apply(1,2));
    }
    static MyFunction getOperation(String operator) {
        switch(operator) {
            case "add":
                return (a,b) -> a+b;
            case "sub":
                return(a,b) -> a-b;
            default:
                return (a,b) -> 0;
        }
    }
}