org.snf4j.core.thread

Class FastThreadLocal<T>

java.lang.Object

java.lang.ThreadLocal<T>

org.snf4j.core.thread.FastThreadLocal<T>

Type Parameters:

T - the type of the fast thread-local variable

public class FastThreadLocal<T>
extends ThreadLocal<T>

This class provides fast thread-local variables for threads implementing IFastThreadLocalThread. For other threads it can provide thread-local variables or none if the class is created with the forAllThreads argument set to false.

Author:

SNF4J.ORG

Constructor Summary

Constructors

Constructor and Description
FastThreadLocal() Creates a fast thread-local variable for all threads.
FastThreadLocal(boolean forAllThreads) Creates a fast thread-local variable.

Method Summary

Modifier and Type	Method and Description
T	get()
boolean	isForAllThreads() Informs if the variable is provided for all threads or only for threads implementing IFastThreadLocalThread.
void	remove()
void	set(T value)

Methods inherited from class java.lang.ThreadLocal

initialValue, withInitial

Methods inherited from class java.lang.Object

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

Constructor Detail

FastThreadLocal

public FastThreadLocal(boolean forAllThreads)

Creates a fast thread-local variable.

Parameters:

forAllThreads - determines if the variable will be provided for all threads or only for threads implementing IFastThreadLocalThread.

FastThreadLocal

public FastThreadLocal()

Creates a fast thread-local variable for all threads.

Method Detail

isForAllThreads

public boolean isForAllThreads()

Informs if the variable is provided for all threads or only for threads implementing IFastThreadLocalThread.

Returns:

true if the variable is provided for all threads

get

public T get()

It does nothing if the current thread does not implement IFastThreadLocalThread and the fast thread-local was created to provide the variable not for all threads.

Overrides:

get in class ThreadLocal<T>

Returns:

the current thread's value of this fast thread-local or null if the current thread does not implement IFastThreadLocalThread and the fast thread-local was created to provide the variable not for all threads.

set

public void set(T value)

It does nothing if the current thread does not implement IFastThreadLocalThread and the fast thread-local was created to provide the variable not for all threads.

Overrides:

set in class ThreadLocal<T>

remove

public void remove()

It does nothing if the current thread does not implement IFastThreadLocalThread and the fast thread-local was created to provide the variable not for all threads.

Overrides:

remove in class ThreadLocal<T>