package JavaFunctionalExample2;
import java.util.function.BiFunction ;
import java.util.function.Function ;
public class CurryingExample {
	
	    public void currying() {
	        // Create a function that adds 2 integers
	        BiFunction<Integer,Integer,Integer> adder = ( a, b ) -> a + b ;

	        // And a function that takes an integer and returns a function
	        Function<Integer,Function<Integer,Integer>> currier = a -> b -> {
	        	System.out.println("a = " + a + " b = " + b);
	        	return adder.apply( a, b ) ; };
	        

	        // Call apply 4 to currier (to get a function back)
	        Function<Integer,Integer> curried = currier.apply( 4 ) ;
	        
	        // Results
	        System.out.printf( "Curry : %d\n", curried.apply( 3) ) ; // ( 4 + 3 )
	        System.out.printf( "Curry : %d\n", curried.apply( 10) ) ; // ( 4 + 10 )
	    }
	    
	    public static void main( String[] args ) {
	        new CurryingExample().currying() ;
	//        new Currying().composition() ;
	    }

}