Package org.springframework.core

Class NamedThreadLocal<T>

java.lang.Object

java.lang.ThreadLocal<T>

org.springframework.core.NamedThreadLocal<T>

Type Parameters:

T - the value type

public class NamedThreadLocal<T>
extends ThreadLocal<T>

ThreadLocal subclass that exposes a specified name as toString() result (allowing for introspection).

Since:

2.5.2

Author:

Juergen Hoeller, Qimiao Chen

See Also:

• NamedInheritableThreadLocal

Constructor Summary

Constructors

Constructor	Description
NamedThreadLocal(String name)	Create a new NamedThreadLocal with the given name.

Method Summary

Modifier and Type	Method	Description
String	toString()
static <S> ThreadLocal<S>	withInitial(String name, Supplier<? extends S> supplier)	Create a named thread local variable.

Methods inherited from class java.lang.ThreadLocal

get, initialValue, remove, set, withInitial

Methods inherited from class java.lang.Object

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

Constructor Details

NamedThreadLocal

public NamedThreadLocal(String name)

Create a new NamedThreadLocal with the given name.

Parameters:

name - a descriptive name for this ThreadLocal

Method Details

toString

public String toString()

Overrides:

toString in class Object

withInitial

public static <S> ThreadLocal<S> withInitial(String name,
 Supplier<? extends S> supplier)

Create a named thread local variable. The initial value of the variable is determined by invoking the get method on the Supplier.

Type Parameters:

S - the type of the named thread local's value

Parameters:

name - a descriptive name for the thread local

supplier - the supplier to be used to determine the initial value

Returns:

a new named thread local

Since:

6.1