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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Currying/Java/currying-2.java Normal file
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import java.util.function.BiFunction;
import java.util.function.Function;
public class Curry {
//Curry a method
public static <T, U, R> Function<T, Function<U, R>> curry(BiFunction<T, U, R> biFunction) {
return t -> u -> biFunction.apply(t, u);
}
public static int add(int x, int y) {
return x + y;
}
public static void curryMethod() {
BiFunction<Integer, Integer, Integer> bif = Curry::add;
Function<Integer, Function<Integer, Integer>> add = curry(bif);
Function<Integer, Integer> add5 = add.apply(5);
System.out.println(add5.apply(2));
}
//Or declare the curried function in one line
public static void curryDirectly() {
Function<Integer, Function<Integer, Integer>> add = x -> y -> x + y;
Function<Integer, Integer> add5 = add.apply(5);
System.out.println(add5.apply(2));
}
//prints 7 and 7
public static void main(String[] args) {
curryMethod();
curryDirectly();
}
}