# Uses of Interface
org.apache.commons.lang3.function.FailableDoubleUnaryOperator

Packages that use FailableDoubleUnaryOperator
Package
Description
org.apache.commons.lang3.function
Provides functional interfaces to complement those in `java.lang.function` and utilities for working with Java 8 lambdas.

- ## Uses of FailableDoubleUnaryOperator in org.apache.commons.lang3.function

  Fields in org.apache.commons.lang3.function declared as FailableDoubleUnaryOperator
  Modifier and Type
  Field
  Description
  `static final FailableDoubleUnaryOperator`
  FailableDoubleUnaryOperator.`NOP`
  NOP singleton
  Methods in org.apache.commons.lang3.function that return FailableDoubleUnaryOperator
  Modifier and Type
  Method
  Description
  `default FailableDoubleUnaryOperator<E>`
  FailableDoubleUnaryOperator.`andThen(FailableDoubleUnaryOperator<E> after)`
  Returns a composed `FailableDoubleUnaryOperator` like `DoubleUnaryOperator.andThen(DoubleUnaryOperator)`.
  `default FailableDoubleUnaryOperator<E>`
  FailableDoubleUnaryOperator.`compose(FailableDoubleUnaryOperator<E> before)`
  Returns a composed `FailableDoubleUnaryOperator` like `DoubleUnaryOperator.compose(DoubleUnaryOperator)`.
  `static <E extends Throwable>
  FailableDoubleUnaryOperator<E>`
  FailableDoubleUnaryOperator.`identity()`
  Returns a unary operator that always returns its input argument.
  `static <E extends Throwable>
  FailableDoubleUnaryOperator<E>`
  FailableDoubleUnaryOperator.`nop()`
  Gets the NOP singleton.
  Methods in org.apache.commons.lang3.function with parameters of type FailableDoubleUnaryOperator
  Modifier and Type
  Method
  Description
  `default FailableDoubleUnaryOperator<E>`
  FailableDoubleUnaryOperator.`andThen(FailableDoubleUnaryOperator<E> after)`
  Returns a composed `FailableDoubleUnaryOperator` like `DoubleUnaryOperator.andThen(DoubleUnaryOperator)`.
  `default FailableDoubleUnaryOperator<E>`
  FailableDoubleUnaryOperator.`compose(FailableDoubleUnaryOperator<E> before)`
  Returns a composed `FailableDoubleUnaryOperator` like `DoubleUnaryOperator.compose(DoubleUnaryOperator)`.