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added in version 1.0.0
belongs to Maven artifact androidx.core:core:1.0.0-rc01

Pair

public class Pair
extends Object

java.lang.Object
   ↳ androidx.core.util.Pair<F, S>


Container to ease passing around a tuple of two objects. This object provides a sensible implementation of equals(), returning true if equals() is true on each of the contained objects.

Summary

Fields

public final F first

public final S second

Public constructors

Pair(F first, S second)

Constructor for a Pair.

Public methods

static <A, B> Pair<A, B> create(A a, B b)

Convenience method for creating an appropriately typed pair.

boolean equals(Object o)

Checks the two objects for equality by delegating to their respective Object.equals(Object) methods.

int hashCode()

Compute a hash code using the hash codes of the underlying objects

String toString()

Inherited methods

Fields

first

added in version 1.0.0
public final F first

second

added in version 1.0.0
public final S second

Public constructors

Pair

added in version 1.0.0
public Pair (F first, 
                S second)

Constructor for a Pair.

Parameters
first F: the first object in the Pair

second S: the second object in the pair

Public methods

create

added in version 1.0.0
public static Pair<A, B> create (A a, 
                B b)

Convenience method for creating an appropriately typed pair.

Parameters
a A: the first object in the Pair

b B: the second object in the pair

Returns
Pair<A, B> a Pair that is templatized with the types of a and b

equals

public boolean equals (Object o)

Checks the two objects for equality by delegating to their respective Object.equals(Object) methods.

Parameters
o Object: the Pair to which this one is to be checked for equality

Returns
boolean true if the underlying objects of the Pair are both considered equal

hashCode

public int hashCode ()

Compute a hash code using the hash codes of the underlying objects

Returns
int a hashcode of the Pair

toString

public String toString ()

Returns
String