Package org.axonframework.messaging.eventhandling.annotation

Class EventAppenderParameterResolverFactory

java.lang.Object

org.axonframework.messaging.eventhandling.annotation.EventAppenderParameterResolverFactory

All Implemented Interfaces:

ParameterResolverFactory

public class EventAppenderParameterResolverFactory
extends Object
implements ParameterResolverFactory

ParameterResolverFactory that ensures the EventAppender is resolved in the context of the current ProcessingContext.

For any message handler that declares this parameter, it will call EventAppender.forContext(ProcessingContext) to create the appender.

Since:

5.0.0

Author:

Mitchell Herrijgers

Constructor Summary

Constructors

Constructor	Description
EventAppenderParameterResolverFactory()

Method Summary

Modifier and Type	Method	Description
ParameterResolver<EventAppender>	createInstance(Executable executable, Parameter[] parameters, int parameterIndex)	If available, creates a ParameterResolver instance that can provide a parameter of type parameterType for a given message.

Methods inherited from class java.lang.Object

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

Constructor Details

EventAppenderParameterResolverFactory

public EventAppenderParameterResolverFactory()

Method Details

createInstance

@Nullable
public ParameterResolver<EventAppender> createInstance(@Nonnull
 Executable executable,
 @Nonnull
 Parameter[] parameters,
 int parameterIndex)

Description copied from interface: ParameterResolverFactory

If available, creates a ParameterResolver instance that can provide a parameter of type parameterType for a given message.

If the ParameterResolverFactory cannot provide a suitable ParameterResolver, returns null.

Specified by:

createInstance in interface ParameterResolverFactory

Parameters:

executable - The executable (constructor or method) to inspect.

parameters - The parameters on the executable to inspect.

parameterIndex - The index of the parameter to return a ParameterResolver for.

Returns:

A suitable ParameterResolver, or null if none is found.