OnJava8-Examples/onjava/Tuple.java at master · BruceEckel/OnJava8-Examples · GitHub

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// onjava/Tuple.java

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

// Tuple library using type argument inference

package onjava;

public class Tuple {

public static <A, B> Tuple2<A, B> tuple(A a, B b) {

return new Tuple2<>(a, b);

}

public static <A, B, C> Tuple3<A, B, C>

tuple(A a, B b, C c) {

return new Tuple3<>(a, b, c);

}

public static <A, B, C, D> Tuple4<A, B, C, D>

tuple(A a, B b, C c, D d) {

return new Tuple4<>(a, b, c, d);

}

public static <A, B, C, D, E>

Tuple5<A, B, C, D, E> tuple(A a, B b, C c, D d, E e) {

return new Tuple5<>(a, b, c, d, e);

}

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