T
- Type of inputR
- Type of output@FunctionalInterface public interface IOFunction<T,R>
IOException
in the
processModifier and Type | Method and Description |
---|---|
default <V> IOFunction<T,V> |
andThen(IOFunction<? 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. |
R |
apply(T t) |
default <V> IOFunction<V,R> |
compose(IOFunction<? super V,? extends T> before)
Returns a composed function that first applies the
before function to its input, and then applies this
function to the result. |
static <T> IOFunction<T,T> |
identity()
Returns a function that always returns its input argument.
|
R apply(T t) throws IOException
IOException
default <V> IOFunction<V,R> compose(IOFunction<? super V,? extends T> before)
before
function to its input, and then applies this
function to the result. If evaluation of either function throws an exception, it is relayed to the caller of the
composed function.V
- the type of input to the before
function, and to the composed functionbefore
- the function to apply before this function is appliedbefore
function and then applies
this functionNullPointerException
- if before is nullandThen(IOFunction)
default <V> IOFunction<T,V> andThen(IOFunction<? super R,? extends V> after)
after
function to the result. If evaluation of either function throws an exception, it is relayed to the caller of the
composed function.V
- the type of output of the after
function, and of the composed functionafter
- the function to apply after this function is appliedafter
functionNullPointerException
- if after is nullcompose(IOFunction)
static <T> IOFunction<T,T> identity()
T
- the type of the input and output objects to the functionCopyright © 2008–2024 The Apache Software Foundation. All rights reserved.