org.axonframework.deadline

Class AbstractDeadlineManager

java.lang.Object

org.axonframework.deadline.AbstractDeadlineManager

All Implemented Interfaces:

DeadlineManager, MessageDispatchInterceptorSupport<DeadlineMessage<?>>, MessageHandlerInterceptorSupport<DeadlineMessage<?>>

Direct Known Subclasses:

QuartzDeadlineManager, SimpleDeadlineManager

public abstract class AbstractDeadlineManager
extends Object
implements DeadlineManager

Abstract implementation of the DeadlineManager to be implemented by concrete solutions for the DeadlineManager. Provides functionality to perform a call to the DeadlineManager in the a UnitOfWork it's 'prepare commit' phase. This #runOnPrepareCommitOrNow(Runnable) functionality is required, as the DeadlineManager schedules a Message which needs to happen on order with the other messages published throughout the system.

Since:

3.3

Author:

Steven van Beelen

Constructor Summary

Constructors

Constructor and Description
AbstractDeadlineManager()

Method Summary

Modifier and Type	Method and Description
protected List<MessageDispatchInterceptor<? super DeadlineMessage<?>>>	dispatchInterceptors() Provides a list of registered dispatch interceptors.
protected List<MessageHandlerInterceptor<? super DeadlineMessage<?>>>	handlerInterceptors() Provides a list of registered handler interceptors.
protected <T> DeadlineMessage<T>	processDispatchInterceptors(DeadlineMessage<T> message) Applies registered MessageDispatchInterceptors to the given message.
Registration	registerDispatchInterceptor(MessageDispatchInterceptor<? super DeadlineMessage<?>> dispatchInterceptor) Register the given DispatchInterceptor.
Registration	registerHandlerInterceptor(MessageHandlerInterceptor<? super DeadlineMessage<?>> handlerInterceptor) Register the given handlerInterceptor.
protected void	runOnPrepareCommitOrNow(Runnable deadlineCall) Run a given deadlineCall immediately, or schedule it for the UnitOfWork it's 'prepare commit' phase if a UnitOfWork is active.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.axonframework.deadline.DeadlineManager

cancelAll, cancelAllWithinScope, cancelAllWithinScope, cancelSchedule, schedule, schedule, schedule, schedule, schedule, schedule, shutdown

Constructor Detail

AbstractDeadlineManager

public AbstractDeadlineManager()

Method Detail

runOnPrepareCommitOrNow

protected void runOnPrepareCommitOrNow(Runnable deadlineCall)

Run a given deadlineCall immediately, or schedule it for the UnitOfWork it's 'prepare commit' phase if a UnitOfWork is active. This is required as the DeadlineManager schedule message which we want to happen on order with other message being handled.

Parameters:

deadlineCall - a Runnable to be executed now or on prepare commit if a UnitOfWork is active

registerDispatchInterceptor

public Registration registerDispatchInterceptor(MessageDispatchInterceptor<? super DeadlineMessage<?>> dispatchInterceptor)

Description copied from interface: MessageDispatchInterceptorSupport

Register the given DispatchInterceptor. After registration, the interceptor will be invoked for each Message dispatched on the messaging component that it was registered to.

Specified by:

registerDispatchInterceptor in interface MessageDispatchInterceptorSupport<DeadlineMessage<?>>

Parameters:

dispatchInterceptor - The interceptor to register

Returns:

a Registration, which may be used to remove the unregister the interceptor

registerHandlerInterceptor

public Registration registerHandlerInterceptor(MessageHandlerInterceptor<? super DeadlineMessage<?>> handlerInterceptor)

Description copied from interface: MessageHandlerInterceptorSupport

Register the given handlerInterceptor. After registration, the interceptor will be invoked for each handled Message on the messaging component that it was registered to, prior to invoking the message's handler.

Specified by:

registerHandlerInterceptor in interface MessageHandlerInterceptorSupport<DeadlineMessage<?>>

Parameters:

handlerInterceptor - The interceptor to register

Returns:

a Registration, which may be used to remove the unregister the interceptor

dispatchInterceptors

protected List<MessageDispatchInterceptor<? super DeadlineMessage<?>>> dispatchInterceptors()

Provides a list of registered dispatch interceptors. Do note that this list is not modifiable, and that changes in the internal structure for dispatch interceptors will be reflected in this list.

Returns:

a list of dispatch interceptors

handlerInterceptors

protected List<MessageHandlerInterceptor<? super DeadlineMessage<?>>> handlerInterceptors()

Provides a list of registered handler interceptors. Do note that this list is not modifiable, and that changes in the internal structure for handler interceptors will be reflected in this list.

Returns:

a list of handler interceptors

processDispatchInterceptors

protected <T> DeadlineMessage<T> processDispatchInterceptors(DeadlineMessage<T> message)

Applies registered MessageDispatchInterceptors to the given message.

Type Parameters:

T - the type of deadline message payload

Parameters:

message - the deadline message to be intercepted

Returns:

intercepted message