io.spine.server.tuple

Class EitherOf3<A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message>

java.lang.Object

io.spine.server.tuple.Either

io.spine.server.tuple.EitherOf3<A,B,C>

Type Parameters:

A - the type of the first alternative

B - the type of the second alternative

C - the type of the third alternative

All Implemented Interfaces:

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

public final class EitherOf3<A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message>
extends Either

A value which can be one of three possible types.

See Also:

Serialized Form

Method Summary

Modifier and Type	Method and Description
A	getA() Obtains the value of the first alternative.
B	getB() Obtains the value of the second alternative.
C	getC() Obtains the value of the third alternative.
static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> EitherOf3<A,B,C>	withA(A a) Creates a new instance with <A> value.
static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> EitherOf3<A,B,C>	withB(B b) Creates a new instance with <B> value.
static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> EitherOf3<A,B,C>	withC(C c) Creates a new instance with <C> value.

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

equals, get, hashCode, index, iterator, value

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

withA

public static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> EitherOf3<A,B,C> withA(A a)

Creates a new instance with <A> value.

withB

public static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> EitherOf3<A,B,C> withB(B b)

Creates a new instance with <B> value.

withC

public static <A extends com.google.protobuf.Message,B extends com.google.protobuf.Message,C extends com.google.protobuf.Message> EitherOf3<A,B,C> withC(C c)

Creates a new instance with <C> value.

getA

public A getA()

Obtains the value of the first alternative.

Returns:

the stored value.

Throws:

java.lang.IllegalStateException - if a value of another type is stored instead.

getB

public B getB()

Obtains the value of the second alternative.

Returns:

the stored value.

Throws:

java.lang.IllegalStateException - if a value of another type is stored instead.

getC

public C getC()

Obtains the value of the third alternative.

Returns:

the stored value.

Throws:

java.lang.IllegalStateException - if a value of another type is stored instead.