Uses of Interface java.util.function.UnaryOperator (Java SE 26 & JDK 26)
Description: use: module: java.base, package: java.util.function, interface: UnaryOperator

# Uses of Interface
java.util.function.UnaryOperator

Packages that use UnaryOperator
Package
Description
com.sun.net.httpserver
Provides a simple high-level Http server API, which can be used to build embedded HTTP servers.
java.time.temporal
Access to date and time using fields and units, and date time adjusters.
java.util
Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.
java.util.concurrent
Utility classes commonly useful in concurrent programming.
java.util.concurrent.atomic
A small toolkit of classes that support lock-free thread-safe programming on single variables.
java.util.function
Functional interfaces provide target types for lambda expressions and method references.
java.util.stream
Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.

- ## Uses of UnaryOperator in com.sun.net.httpserver

  Methods in com.sun.net.httpserver with parameters of type UnaryOperator
  Modifier and Type
  Method
  Description
  `static Filter`
  Filter.`adaptRequest(String description, UnaryOperator<Request> requestOperator)`
  Returns a pre-processing Filter that inspects and possibly adapts the request state.

- ## Uses of UnaryOperator in java.time.temporal

  Methods in java.time.temporal with parameters of type UnaryOperator
  Modifier and Type
  Method
  Description
  `static TemporalAdjuster`
  TemporalAdjusters.`ofDateAdjuster(UnaryOperator<LocalDate> dateBasedAdjuster)`
  Obtains a `TemporalAdjuster` that wraps a date adjuster.

- ## Uses of UnaryOperator in java.util

  Methods in java.util with parameters of type UnaryOperator
  Modifier and Type
  Method
  Description
  `default void`
  List.`replaceAll(UnaryOperator<E> operator)`
  Replaces each element of this list with the result of applying the operator to that element (optional operation).
  `void`
  Vector.`replaceAll(UnaryOperator<E> operator)`

- ## Uses of UnaryOperator in java.util.concurrent

  Methods in java.util.concurrent with parameters of type UnaryOperator
  Modifier and Type
  Method
  Description
  `static <T,R> StructuredTaskScopePREVIEW<T,R>`
  StructuredTaskScope.`open(StructuredTaskScope.JoinerPREVIEW<? super T, ? extends R> joiner, UnaryOperator<StructuredTaskScope.ConfigurationPREVIEW> configOperator)`
  Opens a new `StructuredTaskScope` to use the given `Joiner` object and with configuration that is the result of applying the given operator to the default configuration.

- ## Uses of UnaryOperator in java.util.concurrent.atomic

  Methods in java.util.concurrent.atomic with parameters of type UnaryOperator
  Modifier and Type
  Method
  Description
  `final V`
  AtomicReference.`getAndUpdate(UnaryOperator<V> updateFunction)`
  Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(Object...)`) the current value with the results of applying the given function, returning the previous value.
  `final E`
  AtomicReferenceArray.`getAndUpdate(int i, UnaryOperator<E> updateFunction)`
  Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(Object...)`) the element at index `i` with the results of applying the given function, returning the previous value.
  `final V`
  AtomicReferenceFieldUpdater.`getAndUpdate(T obj, UnaryOperator<V> updateFunction)`
  Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(Object...)`) the field of the given object managed by this updater with the results of applying the given function, returning the previous value.
  `final V`
  AtomicReference.`updateAndGet(UnaryOperator<V> updateFunction)`
  Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(Object...)`) the current value with the results of applying the given function, returning the updated value.
  `final E`
  AtomicReferenceArray.`updateAndGet(int i, UnaryOperator<E> updateFunction)`
  Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(Object...)`) the element at index `i` with the results of applying the given function, returning the updated value.
  `final V`
  AtomicReferenceFieldUpdater.`updateAndGet(T obj, UnaryOperator<V> updateFunction)`
  Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(Object...)`) the field of the given object managed by this updater with the results of applying the given function, returning the updated value.

- ## Uses of UnaryOperator in java.util.function

  Methods in java.util.function that return UnaryOperator
  Modifier and Type
  Method
  Description
  `static <T> UnaryOperator<T>`
  UnaryOperator.`identity()`
  Returns a unary operator that always returns its input argument.

- ## Uses of UnaryOperator in java.util.stream

  Methods in java.util.stream with parameters of type UnaryOperator
  Modifier and Type
  Method
  Description
  `static <T> Stream<T>`
  Stream.`iterate(T seed, Predicate<? super T> hasNext, UnaryOperator<T> next)`
  Returns a sequential ordered `Stream` produced by iterative application of the given `next` function to an initial element, conditioned on satisfying the given `hasNext` predicate.
  `static <T> Stream<T>`
  Stream.`iterate(T seed, UnaryOperator<T> f)`
  Returns an infinite sequential ordered `Stream` produced by iterative application of a function `f` to an initial element `seed`, producing a `Stream` consisting of `seed`, `f(seed)`, `f(f(seed))`, etc.