Package io.axoniq.framework.workflow.configuration

Class WorkflowMethodParameterResolverFactory

java.lang.Object

io.axoniq.framework.workflow.configuration.WorkflowMethodParameterResolverFactory

All Implemented Interfaces:

ParameterResolverFactory

@Internal
public class WorkflowMethodParameterResolverFactory
extends Object
implements ParameterResolverFactory

Parameter resolver factory serving both Workflow body methods and WorkflowStatusChangedHandler lifecycle methods, resolving WorkflowContext, WorkflowStatus, WorkflowState, and any type wrapping a WorkflowContext.

Since:

5.4.0

Author:

Steven van Beelen

Field Summary

Fields

Modifier and Type	Field	Description
static final Context.ResourceKey<WorkflowContext>	WORKFLOW_CONTEXT_RESOURCE_KEY	Resource key under which the WorkflowContext of the invocation in progress is stored.
static final Context.ResourceKey<WorkflowStatus>	WORKFLOW_STATUS_RESOURCE_KEY	Resource key under which the WorkflowStatus of the invocation in progress is stored.

Constructor Summary

Constructors

Constructor	Description
WorkflowMethodParameterResolverFactory()

Method Summary

Modifier and Type	Method	Description
@Nullable 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

Field Details

WORKFLOW_CONTEXT_RESOURCE_KEY

public static final Context.ResourceKey<WorkflowContext> WORKFLOW_CONTEXT_RESOURCE_KEY

Resource key under which the WorkflowContext of the invocation in progress is stored.

WORKFLOW_STATUS_RESOURCE_KEY

public static final Context.ResourceKey<WorkflowStatus> WORKFLOW_STATUS_RESOURCE_KEY

Resource key under which the WorkflowStatus of the invocation in progress is stored. Only populated for lifecycle-handler invocations.

Constructor Details

WorkflowMethodParameterResolverFactory

public WorkflowMethodParameterResolverFactory()

Method Details

createInstance

public @Nullable ParameterResolver<?> createInstance(Executable executable,
 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.