Package net.hydromatic.morel.util

Class ThreadLocals

java.lang.Object

net.hydromatic.morel.util.ThreadLocals

public class ThreadLocals
extends Object

Utilities for ThreadLocal.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ThreadLocals()

Method Summary

Modifier and Type	Method	Description
static <T> void	let(ThreadLocal<T> threadLocal, T value, Runnable runnable)	Performs an action with a thread-local set to a particular value.
static <T,R> R	let(ThreadLocal<T> threadLocal, T value, Supplier<R> supplier)	Performs an action with a thread-local set to a particular value, and returns the result.
static <T> void	mutate(ThreadLocal<T> threadLocal, UnaryOperator<T> transform, Runnable runnable)	Performs an action with a thread-local set to a value derived from its current value via a transformer.
static <T,R> R	mutate(ThreadLocal<T> threadLocal, UnaryOperator<T> transform, Supplier<R> supplier)	Performs an action with a thread-local set to a value derived from its current value via a transformer, and returns the result.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ThreadLocals

private ThreadLocals()

Method Detail

let

public static <T> void let(ThreadLocal<T> threadLocal,
                           T value,
                           Runnable runnable)

Performs an action with a thread-local set to a particular value.

let

public static <T,R> R let(ThreadLocal<T> threadLocal,
                                T value,
                                Supplier<R> supplier)

Performs an action with a thread-local set to a particular value, and returns the result.

mutate

public static <T> void mutate(ThreadLocal<T> threadLocal,
                              UnaryOperator<T> transform,
                              Runnable runnable)

Performs an action with a thread-local set to a value derived from its current value via a transformer.

mutate

public static <T,R> R mutate(ThreadLocal<T> threadLocal,
                                   UnaryOperator<T> transform,
                                   Supplier<R> supplier)

Performs an action with a thread-local set to a value derived from its current value via a transformer, and returns the result.