Package org.axonframework.messaging.core.annotation

Class DefaultParameterResolverFactory

java.lang.Object

org.axonframework.messaging.core.annotation.DefaultParameterResolverFactory

All Implemented Interfaces:

ParameterResolverFactory

public class DefaultParameterResolverFactory
extends Object
implements ParameterResolverFactory

Factory for the default parameter resolvers. This factory is capable for providing parameter resolvers for Message, Metadata and @MetadataValue annotated parameters.

Since:

2.0.0

Author:

Allard Buijze

Constructor Summary

Constructors

Constructor	Description
DefaultParameterResolverFactory()

Method Summary

Modifier and Type	Method	Description
ParameterResolver	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

DefaultParameterResolverFactory

public DefaultParameterResolverFactory()

Method Details

createInstance

@Nullable
public ParameterResolver 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.