reactor.util.function

Class Tuple4<T1,T2,T3,T4>

java.lang.Object

reactor.util.function.Tuple2<T1,T2>

reactor.util.function.Tuple3<T1,T2,T3>

reactor.util.function.Tuple4<T1,T2,T3,T4>

Type Parameters:

T1 - The type of the first non-null value held by this tuple

T2 - The type of the second non-null value held by this tuple

T3 - The type of the third non-null value held by this tuple

T4 - The type of the fourth non-null value held by this tuple

All Implemented Interfaces:

Serializable, Iterable<Object>

Direct Known Subclasses:

Tuple5

public class Tuple4<T1,T2,T3,T4>
extends Tuple3<T1,T2,T3>

A tuple that holds four non-null values

Author:

Jon Brisbin, Stephane Maldini

See Also:

Serialized Form

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
Object	get(int index) Get the object at the given index.
T4	getT4() Type-safe way to get the fourth object of this Tuples.
int	hashCode()
<R> Tuple4<R,T2,T3,T4>	mapT1(Function<T1,R> mapper) Map the 1st part (T1) of this Tuple4 into a different value and type, keeping the other parts.
<R> Tuple4<T1,R,T3,T4>	mapT2(Function<T2,R> mapper) Map the 2nd part (T2) of this Tuple4 into a different value and type, keeping the other parts.
<R> Tuple4<T1,T2,R,T4>	mapT3(Function<T3,R> mapper) Map the 3rd part (T3) of this Tuple4 into a different value and type, keeping the other parts.
<R> Tuple4<T1,T2,T3,R>	mapT4(Function<T4,R> mapper) Map the 4th part (T4) of this Tuple4 into a different value and type, keeping the other parts.
int	size() Return the number of elements in this Tuples.
Object[]	toArray() Turn this Tuple into a plain Object[].

Methods inherited from class reactor.util.function.Tuple3

getT3

Methods inherited from class reactor.util.function.Tuple2

getT1, getT2, iterator, toList, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Method Detail

getT4

public T4 getT4()

Type-safe way to get the fourth object of this Tuples.

Returns:

The fourth object

mapT1

public <R> Tuple4<R,T2,T3,T4> mapT1(Function<T1,R> mapper)

Map the 1st part (T1) of this Tuple4 into a different value and type, keeping the other parts.

Overrides:

mapT1 in class Tuple3<T1,T2,T3>

Type Parameters:

R - the new type for the T1 part

Parameters:

mapper - the mapping Function for the T1 part

Returns:

a new Tuple4 with a different T1 value

mapT2

public <R> Tuple4<T1,R,T3,T4> mapT2(Function<T2,R> mapper)

Map the 2nd part (T2) of this Tuple4 into a different value and type, keeping the other parts.

Overrides:

mapT2 in class Tuple3<T1,T2,T3>

Type Parameters:

R - the new type for the T2 part

Parameters:

mapper - the mapping Function for the T2 part

Returns:

a new Tuple4 with a different T2 value

mapT3

public <R> Tuple4<T1,T2,R,T4> mapT3(Function<T3,R> mapper)

Map the 3rd part (T3) of this Tuple4 into a different value and type, keeping the other parts.

Overrides:

mapT3 in class Tuple3<T1,T2,T3>

Type Parameters:

R - the new type for the T3 part

Parameters:

mapper - the mapping Function for the T3 part

Returns:

a new Tuple4 with a different T3 value

mapT4

public <R> Tuple4<T1,T2,T3,R> mapT4(Function<T4,R> mapper)

Map the 4th part (T4) of this Tuple4 into a different value and type, keeping the other parts.

Type Parameters:

R - the new type for the T4 part

Parameters:

mapper - the mapping Function for the T4 part

Returns:

a new Tuple4 with a different T4 value

get

@Nullable
public Object get(int index)

Description copied from class: Tuple2

Get the object at the given index.

Overrides:

get in class Tuple3<T1,T2,T3>

Parameters:

index - The index of the object to retrieve. Starts at 0.

Returns:

The object or null if out of bounds.

toArray

public Object[] toArray()

Description copied from class: Tuple2

Turn this Tuple into a plain Object[]. The array isn't tied to this Tuple but is a copy.

Overrides:

toArray in class Tuple3<T1,T2,T3>

Returns:

A copy of the tuple as a new Object[].

equals

public boolean equals(@Nullable
                      Object o)

Overrides:

equals in class Tuple3<T1,T2,T3>

hashCode

public int hashCode()

Overrides:

hashCode in class Tuple3<T1,T2,T3>

size

public int size()

Description copied from class: Tuple2

Return the number of elements in this Tuples.

Overrides:

size in class Tuple3<T1,T2,T3>

Returns:

The size of this Tuples.