jadex.commons.future

Class ThreadLocalTransferHelper

java.lang.Object

jadex.commons.future.ThreadLocalTransferHelper

Direct Known Subclasses:

ComponentSuspendable, ThreadSuspendable

public class ThreadLocalTransferHelper
extends java.lang.Object

Helps to transfer registered thread local values between different threads.

Field Summary

Fields

Modifier and Type	Field and Description
protected static java.util.Set<java.lang.ThreadLocal<java.lang.Object>>	THREADLOCALS The registered thread locals.
protected java.util.Map<java.lang.ThreadLocal<java.lang.Object>,java.lang.Object>	vals The thread locals.

Constructor Summary

Constructors

Constructor and Description
ThreadLocalTransferHelper() Create a new transfer helper.
ThreadLocalTransferHelper(boolean beforeswitch) Create a new transfer helper.

Method Summary

Modifier and Type	Method and Description
static void	addThreadLocal(java.lang.ThreadLocal<?> tl) Add a thread local that will be automatically copied on thread resumption.
void	afterSwitch() Must be called after a thread switch occurs to restore the thread local values.
void	beforeSwitch() Must be called before a thread switch occurs to save the thread local values.
static void	removeThreadLocal(java.lang.ThreadLocal<?> tl) Add a thread local that will be automatically copied on thread resumption.
static void	restoreValues(java.util.Map<java.lang.ThreadLocal<java.lang.Object>,java.lang.Object> vals) Method to be called on new thread on resumption.
static java.util.Map<java.lang.ThreadLocal<java.lang.Object>,java.lang.Object>	saveValues() Method to be called on old thread before thread switch.

Methods inherited from class java.lang.Object

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

Field Detail

THREADLOCALS

protected static final java.util.Set<java.lang.ThreadLocal<java.lang.Object>> THREADLOCALS

The registered thread locals.

vals

protected java.util.Map<java.lang.ThreadLocal<java.lang.Object>,java.lang.Object> vals

The thread locals.

Constructor Detail

ThreadLocalTransferHelper

public ThreadLocalTransferHelper()

Create a new transfer helper.

ThreadLocalTransferHelper

public ThreadLocalTransferHelper(boolean beforeswitch)

Create a new transfer helper.

Method Detail

saveValues

public static java.util.Map<java.lang.ThreadLocal<java.lang.Object>,java.lang.Object> saveValues()

Method to be called on old thread before thread switch.

restoreValues

public static void restoreValues(java.util.Map<java.lang.ThreadLocal<java.lang.Object>,java.lang.Object> vals)

Method to be called on new thread on resumption.

addThreadLocal

public static void addThreadLocal(java.lang.ThreadLocal<?> tl)

Add a thread local that will be automatically copied on thread resumption.

removeThreadLocal

public static void removeThreadLocal(java.lang.ThreadLocal<?> tl)

Add a thread local that will be automatically copied on thread resumption.

beforeSwitch

public void beforeSwitch()

Must be called before a thread switch occurs to save the thread local values.

afterSwitch

public void afterSwitch()

Must be called after a thread switch occurs to restore the thread local values.