Index (Context propagation (core, java-5) 1.0.7 API)

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A

AbstractThreadLocalContext<T> - Class in nl.talsmasoftware.context.threadlocal: Abstract base class maintaining a shared, static ThreadLocal instance for each concrete subclass.
AbstractThreadLocalContext(Class<? extends ContextManager<? super T>>, T) - Constructor for class nl.talsmasoftware.context.threadlocal.AbstractThreadLocalContext: Instantiates a new context with the specified value.
AbstractThreadLocalContext(T) - Constructor for class nl.talsmasoftware.context.threadlocal.AbstractThreadLocalContext: Deprecated.
Using this constructor makes it impossible to register a ContextObserver!
awaitTermination(long, TimeUnit) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService

C

CallMappingExecutorService - Class in nl.talsmasoftware.context.delegation: Abstract base-class that makes it a little easier to schedule tasks (Runnable or Callable objects) using an existing ExecutorService while providing a custom mapping for all tasks before they get scheduled.
CallMappingExecutorService(ExecutorService) - Constructor for class nl.talsmasoftware.context.delegation.CallMappingExecutorService: Constructor to create a new wrapper around the specified service delegate.
cancel(boolean) - Method in class nl.talsmasoftware.context.delegation.DelegatingFuture
clear() - Method in interface nl.talsmasoftware.context.clearable.Clearable: Clears the current context and any potential parent contexts that may be stacked.
Clearable - Interface in nl.talsmasoftware.context.clearable: Interface that marks an to be 'clearable'.
ClearableContextManager<T> - Interface in nl.talsmasoftware.context.clearable: Convenience interface to mark a Clearable ContextManager.
clearActiveContexts() - Static method in class nl.talsmasoftware.context.ContextManagers: Clears all active contexts from the current thread.
close() - Method in interface nl.talsmasoftware.context.Context: Closes this context.
close() - Method in class nl.talsmasoftware.context.threadlocal.AbstractThreadLocalContext: Closes this context and in case this context is the active context, restores the active context to the (unclosed) parent context.
If no unclosed parent context exists, the 'active context' is cleared.
Context<T> - Interface in nl.talsmasoftware.context: A context can be anything that needs to be maintained on the 'current thread' level.
ContextAwareExecutorService - Class in nl.talsmasoftware.context.executors: Executor service that wraps another executor service, making sure background tasks operates 'within' a context snapshot taken from the submitting thread.
ContextAwareExecutorService(ExecutorService) - Constructor for class nl.talsmasoftware.context.executors.ContextAwareExecutorService
ContextManager<T> - Interface in nl.talsmasoftware.context: The contract for a ContextManager Service.
ContextManagers - Class in nl.talsmasoftware.context: Utility class to allow concurrent systems to take snapshots of all contexts from known ContextManager implementations.
ContextObserver<T> - Interface in nl.talsmasoftware.context.observer: Observe context updates for a particular class of ContextManager.
ContextObservers - Class in nl.talsmasoftware.context.observer: Deprecated.
The (static) utility methods from this class were moved to the ContextManagers class.
ContextSnapshot - Interface in nl.talsmasoftware.context: Interface for a 'snapshot' that can capture the (then-) 'active context' from all known registered ContextManager implementations.
Obtain a new snapshot by calling ContextManagers.createContextSnapshot() which will include a snapshot for all supported Context types through their respective managers.
ContextSnapshotSupplier - Interface in nl.talsmasoftware.context.delegation: Interface for a Supplier of ContextSnapshot.
ContextTimer - Interface in nl.talsmasoftware.context.timing: Minimal Service Provider Interface for services that wish to get informed of context switching metrics.
createContextSnapshot() - Static method in class nl.talsmasoftware.context.ContextManagers: This method is able to create a 'snapshot' from the current active context from all known ContextManager implementations.
current(Class<? extends CTX>) - Static method in class nl.talsmasoftware.context.threadlocal.AbstractThreadLocalContext

D

delegate() - Method in class nl.talsmasoftware.context.delegation.Wrapper: Delegate method that can be overridden in case the delegate is not yet available at construction time or when there some strategy applicable that determines the delegate at runtime.
DelegatingExecutorService - Class in nl.talsmasoftware.context.delegation: Abstract baseclass that makes it a little easier to wrap existing ExecutorService implementations by forwarding all methods to a delegate executor service.
The class also provides overridable wrapper methods for all complex input (e.g.
DelegatingExecutorService(ExecutorService) - Constructor for class nl.talsmasoftware.context.delegation.DelegatingExecutorService: Creates a new executor service that delegates all methods to the specified delegate.
DelegatingFuture<V> - Class in nl.talsmasoftware.context.delegation: Abstract baseclass that simplifies wrapping an existing Future by forwarding all required methods to a delegate future object.
The class also provides overridable wrapper methods for result and exception outcomes.
DelegatingFuture(Future<V>) - Constructor for class nl.talsmasoftware.context.delegation.DelegatingFuture

E

equals(Object) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
equals(Object) - Method in class nl.talsmasoftware.context.delegation.Wrapper
equals(Object) - Method in class nl.talsmasoftware.context.delegation.WrapperWithContext
execute(Runnable) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService

G

get() - Method in interface nl.talsmasoftware.context.delegation.ContextSnapshotSupplier: Supply a snapshot.
get() - Method in class nl.talsmasoftware.context.delegation.DelegatingFuture
get(long, TimeUnit) - Method in class nl.talsmasoftware.context.delegation.DelegatingFuture
getActiveContext() - Method in interface nl.talsmasoftware.context.ContextManager: The currently active context, or null if no context is active.
getObservedContextManager() - Method in interface nl.talsmasoftware.context.observer.ContextObserver: The observed context manager(s).
getValue() - Method in interface nl.talsmasoftware.context.Context: Returns the value associated with this context.
getValue() - Method in class nl.talsmasoftware.context.threadlocal.AbstractThreadLocalContext: Returns the value of this context instance, or null if it was already closed.

H

hashCode() - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
hashCode() - Method in class nl.talsmasoftware.context.delegation.Wrapper
hashCode() - Method in class nl.talsmasoftware.context.delegation.WrapperWithContext

I

initializeNewContext(T) - Method in interface nl.talsmasoftware.context.ContextManager: Initialize a new context containing the specified value.
invokeAll(Collection<? extends Callable<T>>) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
invokeAll(Collection<? extends Callable<T>>, long, TimeUnit) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
invokeAny(Collection<? extends Callable<T>>) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
invokeAny(Collection<? extends Callable<T>>, long, TimeUnit) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
isCancelled() - Method in class nl.talsmasoftware.context.delegation.DelegatingFuture
isClosed() - Method in class nl.talsmasoftware.context.threadlocal.AbstractThreadLocalContext: Returns whether this context is closed or not.
isDone() - Method in class nl.talsmasoftware.context.delegation.DelegatingFuture
isShutdown() - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
isTerminated() - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService

M

map(Callable<V>) - Method in class nl.talsmasoftware.context.delegation.CallMappingExecutorService: The call mapping that needs to be implemented: map the given callable object into a desired variant before scheduling.
map(Callable<V>) - Method in class nl.talsmasoftware.context.executors.ContextAwareExecutorService: This method maps any callable (before scheduling it) by taking a snapshot of the context in the scheduling thread and propagating this context into the executed callable by snapshot reactivation.

N

nl.talsmasoftware.context - package nl.talsmasoftware.context: Main package defining the core context-propagation concepts in this library
nl.talsmasoftware.context.clearable - package nl.talsmasoftware.context.clearable: The Clearable interface and a ClearableContextManager in particular.
nl.talsmasoftware.context.delegation - package nl.talsmasoftware.context.delegation: Layered code for delegation such as CallMappingExecutorService.
nl.talsmasoftware.context.executors - package nl.talsmasoftware.context.executors: Package for context aware executors.
nl.talsmasoftware.context.observer - package nl.talsmasoftware.context.observer: Observe context changes
nl.talsmasoftware.context.threadlocal - package nl.talsmasoftware.context.threadlocal: Package for ThreadLocal specific classes.
nl.talsmasoftware.context.timing - package nl.talsmasoftware.context.timing: Package containing an api for obtaining timing information about propagated contexts.
nonNullDelegate() - Method in class nl.talsmasoftware.context.delegation.Wrapper: Acessor to provide a guaranteed non-null delegate instance for use within delegation method implementations.

O

onActivate(Class<? extends ContextManager<? super T>>, T, T) - Static method in class nl.talsmasoftware.context.ContextManagers: Notifies all context observers for the specified contextManager about the activated context value.
onActivate(Class<? extends ContextManager<? super T>>, T, T) - Static method in class nl.talsmasoftware.context.observer.ContextObservers: Deprecated.
This method was moved to the ContextManagers utility class.
onActivate(T, T) - Method in interface nl.talsmasoftware.context.observer.ContextObserver: Indicates that a context was just activated.
onDeactivate(Class<? extends ContextManager<? super T>>, T, T) - Static method in class nl.talsmasoftware.context.ContextManagers: Notifies all context observers for the specified contextManager about the deactivated context value.
onDeactivate(Class<? extends ContextManager<? super T>>, T, T) - Static method in class nl.talsmasoftware.context.observer.ContextObservers: Deprecated.
This method was moved to the ContextManagers utility class.
onDeactivate(T, T) - Method in interface nl.talsmasoftware.context.observer.ContextObserver: Indicates that a context was just deactivated.

P

parentContext - Variable in class nl.talsmasoftware.context.threadlocal.AbstractThreadLocalContext: The parent context that was active at the time this context was created (if any) or null in case there was no active context when this context was created.

R

reactivate() - Method in interface nl.talsmasoftware.context.ContextSnapshot: This method activates all contained values by the snapshot in their respective Context implementations.

S

shutdown() - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
shutdownNow() - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
snapshot() - Method in class nl.talsmasoftware.context.delegation.WrapperWithContext: Calls the supplier for the context snapshot, making sure it is called only once for this wrapper instance.
submit(Runnable) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
submit(Runnable, T) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
submit(Callable<T>) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService

T

threadLocalInstanceOf(Class<? extends CTX>) - Static method in class nl.talsmasoftware.context.threadlocal.AbstractThreadLocalContext: Returns the shared, static ThreadLocal instance for the specified context type.
toString() - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
toString() - Method in class nl.talsmasoftware.context.delegation.Wrapper
toString() - Method in class nl.talsmasoftware.context.delegation.WrapperWithContext
toString() - Method in class nl.talsmasoftware.context.threadlocal.AbstractThreadLocalContext: Returns the classname of this context followed by "{closed}" if it has been closed already; otherwise the contained value by this context will be added.

U

update(Class<?>, String, long, TimeUnit) - Method in interface nl.talsmasoftware.context.timing.ContextTimer: Provides a new update for the context timer.
useClassLoader(ClassLoader) - Static method in class nl.talsmasoftware.context.ContextManagers: Override the ClassLoader used to lookup contextmanagers.

V

value - Variable in class nl.talsmasoftware.context.threadlocal.AbstractThreadLocalContext: The actual value, so subclasses can still access it after the context has been closed, because the default AbstractThreadLocalContext.getValue() implementation will return null in that case.
Please be careful accessing the value after the context was closed: There is no pre-defined meaningful way to handle this situation, as this depends heavily on the desired features of the particular implementation.

W

wrap(Runnable) - Method in class nl.talsmasoftware.context.delegation.CallMappingExecutorService: Default implementation to wrap Runnable objects before scheduling: wrap it into a Callable object and return an unwrapped Runnable implementation that simply runs by calling the mapped Callable object.
wrap(Runnable) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
wrap(Callable<T>) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
wrap(Callable<V>) - Method in class nl.talsmasoftware.context.delegation.CallMappingExecutorService: Wrapping a callable object is delegated to the abstract CallMappingExecutorService.map(Callable) method.
wrap(Future<T>) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService
wrapException(ExecutionException) - Method in class nl.talsmasoftware.context.delegation.DelegatingFuture: Overridable method to wrap the ExecutionException after it has been thrown from the delegate future.
wrapFutures(Collection<? extends Future<T>>) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService: Default way of mapping a Collection of Future objects: Create a new list and add each individually wrapped object into it.
Wrapper<T> - Class in nl.talsmasoftware.context.delegation: Base wrapper class offering a non-null delegate method.
Wrapper(T) - Constructor for class nl.talsmasoftware.context.delegation.Wrapper: Constructor providing a delegate wrapped object.
WrapperWithContext<T> - Class in nl.talsmasoftware.context.delegation: Wrapper that also contains a fixed context snapshot.
WrapperWithContext(ContextSnapshot, T) - Constructor for class nl.talsmasoftware.context.delegation.WrapperWithContext: Creates a new Wrapper with the specified context snapshot.
WrapperWithContext(ContextSnapshotSupplier, T) - Constructor for class nl.talsmasoftware.context.delegation.WrapperWithContext: Wraps the delegate and provides a context snapshot.
wrapResult(V) - Method in class nl.talsmasoftware.context.delegation.DelegatingFuture: Overridable method to wrap the result after it has been obtained from the delegate future.
wrapTasks(Collection<? extends Callable<T>>) - Method in class nl.talsmasoftware.context.delegation.DelegatingExecutorService: Default way of mapping a Collection of Callable objects: Create a new collection and add each individually wrapped object into it.

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