public async Task <IEntity> GetDomainEntity(IWorkflowMessageTransportFactoryProvider workflowMessageTransportFactoryProvider,
WorkflowConfiguration workflowConfiguration, IWorkflowInstance workflowInstance, CancellationToken cancellationToken = default)
{
var endpointCode = $"EntityType::{workflowInstance.EntityType}";
var endpointConfiguration = workflowConfiguration.FindEndpointConfiguration(endpointCode);
var eventRequestWorkflowMessage = new EntityRequestWorkflowMessage(workflowInstance.EntityType, workflowInstance.EntityId);
Log.Verbose("Sending entity request message [{endpointCode}::{entityId}] to {endpoint} [{workflowInstanceId}]",
endpointCode, workflowInstance.EntityId, endpointConfiguration.Address, workflowInstance.Id);
var messageTransport = workflowMessageTransportFactoryProvider.CreateMessageTransportFactory(endpointConfiguration.Type).CreateMessageTransport(endpointConfiguration.Address);
var responseWorkflowMessage = await messageTransport.Request <IEntityRequestWorkflowMessage, IEntityResponseWorkflowMessage>(
endpointConfiguration, eventRequestWorkflowMessage, cancellationToken).ConfigureAwait(false);
Log.Verbose("Received entity response message [{endpointCode}::{entityId}::{status}] from {endpoint} [{workflowInstanceId}]",
endpointCode, workflowInstance.EntityId, responseWorkflowMessage.ExecutionStatus, endpointConfiguration.Address, workflowInstance.Id);
if (responseWorkflowMessage.ExecutionStatus == EntityRequestExecutionStatus.Completed)
{
return(new JsonEntity(responseWorkflowMessage.EntityJsonPayload));
}
if (responseWorkflowMessage.ExecutionStatus == EntityRequestExecutionStatus.NotFound)
{
Log.Error("Can not find {entityType} {entityId}... stopping {workflowInstanceId} processing",
workflowInstance.EntityType, workflowInstance.EntityId, workflowInstance.Id);
throw new WorkflowException($"No entity has been found {workflowInstance.EntityType}::{workflowInstance.EntityId}");
}
throw new WorkflowException($"An error has occurred during obtaining {workflowInstance.EntityType}::{workflowInstance.EntityId}");
}
public WorkflowEngineFactory(
IActivityFactory activityFactory,
IEventHandlerFactory eventHandlerFactory,
IWorkflowDomainStore workflowDomainStore,
IWorkflowStoreFactory workflowStoreFactory,
IWorkflowMessageTransportFactoryProvider workflowMessageTransportFactoryProvider,
IWorkflowRuntimeConfigurationFactory workflowRuntimeConfigurationFactory)
{
_activityFactory = activityFactory;
_eventHandlerFactory = eventHandlerFactory;
_workflowDomainStore = workflowDomainStore;
_workflowStoreFactory = workflowStoreFactory;
_workflowRuntimeConfigurationFactory = workflowRuntimeConfigurationFactory;
_workflowMessageTransportFactoryProvider = workflowMessageTransportFactoryProvider;
}
public WorkflowEngineBuilder WithMessageTransportFactoryProvider(IWorkflowMessageTransportFactoryProvider workflowMessageTransportFactoryProvider)
{
WorkflowMessageTransportFactoryProvider = workflowMessageTransportFactoryProvider;
return(this);
}
public Task <IEntity> GetDomainEntity(IWorkflowMessageTransportFactoryProvider workflowMessageTransportFactoryProvider,
WorkflowConfiguration workflowConfiguration, IWorkflowInstance workflowInstance, CancellationToken cancellationToken = default)
{
return(Task.FromResult <IEntity>(null));
}
