io.spine.server.tuple

Class Triplet<A extends com.google.protobuf.Message,B,C>

java.lang.Object

io.spine.server.tuple.Tuple

io.spine.server.tuple.Triplet<A,B,C>

Type Parameters:

A - the type of the first element

B - the type of the second element

C - the type of the third element

All Implemented Interfaces:

java.io.Serializable, java.lang.Iterable<com.google.protobuf.Message>

public final class Triplet<A extends com.google.protobuf.Message,B,C>
extends Tuple

A tuple with three elements.

The first element must be a non-default Message and not Empty.

Other two can be Message, Optional or Either.

See Also:

Serialized Form

Method Summary

Modifier and Type	Method and Description
A	getA() Obtains the first element of the tuple.
B	getB() Obtains the second element of the tuple.
C	getC() Obtains the third element of the tuple.
static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> Triplet<A,B,C>	of(A a, B b, C c) Creates new triplet with the passed values.
static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> Triplet<A,B,java.util.Optional<C>>	withNullable(A a, B b, C c) Creates a triplet with the last element optional.
static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> Triplet<A,java.util.Optional<B>,java.util.Optional<C>>	withNullable2(A a, B b, C c) Creates a new triplet with optional second and third elements.

Methods inherited from class io.spine.server.tuple.Tuple

equals, get, hashCode, iterator

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Method Detail

of

public static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> Triplet<A,B,C> of(A a,
                                                                                                                                                    B b,
                                                                                                                                                    C c)

Creates new triplet with the passed values.

withNullable

public static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> Triplet<A,B,java.util.Optional<C>> withNullable(A a,
                                                                                                                                                                                  B b,
                                                                                                                                                                                  C c)

Creates a triplet with the last element optional.

withNullable2

public static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> Triplet<A,java.util.Optional<B>,java.util.Optional<C>> withNullable2(A a,
                                                                                                                                                                                                       B b,
                                                                                                                                                                                                       C c)

Creates a new triplet with optional second and third elements.

getA

public A getA()

Obtains the first element of the tuple.

getB

public B getB()

Obtains the second element of the tuple.

getC

public C getC()

Obtains the third element of the tuple.