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added in API level 24

BiFunction

public interface BiFunction

java.util.function.BiFunction<T, U, R>


Represents a function that accepts two arguments and produces a result. This is the two-arity specialization of Function.

This is a functional interface whose functional method is apply(Object, Object).

See also:

Summary

Public methods

default <V> BiFunction<T, U, V> andThen(Function<? super R, ? extends V> after)

Returns a composed function that first applies this function to its input, and then applies the after function to the result.

abstract R apply(T t, U u)

Applies this function to the given arguments.

Public methods

andThen

added in API level 24
public BiFunction<T, U, V> andThen (Function<? super R, ? extends V> after)

Returns a composed function that first applies this function to its input, and then applies the after function to the result. If evaluation of either function throws an exception, it is relayed to the caller of the composed function.

Parameters
after Function: the function to apply after this function is applied

Returns
BiFunction<T, U, V> a composed function that first applies this function and then applies the after function

Throws
NullPointerException if after is null

apply

added in API level 24
public abstract R apply (T t, 
                U u)

Applies this function to the given arguments.

Parameters
t T: the first function argument

u U: the second function argument

Returns
R the function result