Package com.landawn.abacus.util.function

Interface Function<T,R>

All Superinterfaces:

Function<T,R>, Throwables.Function<T,R,RuntimeException>

All Known Subinterfaces:

UnaryOperator<T>

public interface Function<T,R>
extends Throwables.Function<T,R,RuntimeException>, Function<T,R>

Refer to JDK API documentation at: https://docs.oracle.com/javase/8/docs/api/java/util/function/package-summary.html

Author:

Haiyang Li

Method Summary

Modifier and Type	Method	Description
default <V> Function<T,V>	andThen(Function<? super R,? extends V> after)
default <V> Function<V,R>	compose(Function<? super V,? extends T> before)
static <T> Function<T,T>	identity()
default <E extends Throwable> Throwables.Function<T,R,E>	toThrowable()

Methods inherited from interface java.util.function.Function

apply

Methods inherited from interface com.landawn.abacus.util.Throwables.Function

apply, unchecked

Method Details

identity

static <T> Function<T,T> identity()

Type Parameters:

T -

Returns:

compose

default <V> Function<V,R> compose(Function<? super V,? extends T> before)

Specified by:

compose in interface Function<T,R>

Type Parameters:

V -

Parameters:

before -

Returns:

andThen

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

Specified by:

andThen in interface Function<T,R>

Type Parameters:

V -

Parameters:

after -

Returns:

toThrowable

default <E extends Throwable>
Throwables.Function<T,R,E> toThrowable()

Type Parameters:

E -

Returns: