Package io.axoniq.framework.workflow.configuration

Class AnnotatedWorkflowStatusChangedHandlerDefinition

java.lang.Object

io.axoniq.framework.workflow.configuration.AnnotatedWorkflowStatusChangedHandlerDefinition

All Implemented Interfaces:

HandlerDefinition

@Internal
public class AnnotatedWorkflowStatusChangedHandlerDefinition
extends Object
implements HandlerDefinition

HandlerDefinition recognizing WorkflowStatusChangedHandler-annotated methods, building a MethodInvokingMessageHandlingMember for each.

A @WorkflowStatusChangedHandler lifecycle method is assigned the synthetic WorkflowStatusChangeMessage as its message type, with WorkflowStatus as its payload type.

Since:

5.4.0

Author:

Steven van Beelen

Constructor Summary

Constructors

Constructor	Description
AnnotatedWorkflowStatusChangedHandlerDefinition()

Method Summary

Modifier and Type	Method	Description
<T> Optional<MessageHandlingMember<T>>	createHandler(Class<T> declaringType, Method method, ParameterResolverFactory parameterResolverFactory, Function<Object,MessageStream<?>> messageStreamResolver)	Create a MessageHandlingMember for the given method method.

Methods inherited from class java.lang.Object

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

Constructor Details

AnnotatedWorkflowStatusChangedHandlerDefinition

public AnnotatedWorkflowStatusChangedHandlerDefinition()

Method Details

createHandler

public <T> Optional<MessageHandlingMember<T>> createHandler(Class<T> declaringType,
 Method method,
 ParameterResolverFactory parameterResolverFactory,
 Function<Object,MessageStream<?>> messageStreamResolver)

Description copied from interface: HandlerDefinition

Create a MessageHandlingMember for the given method method. Use the given parameterResolverFactory to resolve the method's parameters.

Specified by:

createHandler in interface HandlerDefinition

Type Parameters:

T - The type of the declaring object

Parameters:

declaringType - The type of object declaring the given method

method - The method to inspect

parameterResolverFactory - Factory for a ParameterResolver of the method

messageStreamResolver - The lambda resolving a MessageStream out of the result from MessageHandlingMember.handle(Message, ProcessingContext, Object).

Returns:

An optional containing the handler if the method is suitable, or an empty Nullable otherwise.