/// <summary>
/// Handles workflow local activity invocations.
/// </summary>
/// <param name="request">The request message.</param>
/// <returns>The reply message.</returns>
internal async Task <ActivityInvokeLocalReply> OnInvokeLocalActivity(ActivityInvokeLocalRequest request)
{
await SyncContext.Clear;
Covenant.Requires <ArgumentNullException>(request != null, nameof(request));
try
{
WorkflowBase.CallContext.Value = WorkflowCallContext.Activity;
var workflow = GetWorkflow(request.ContextId);
if (workflow != null)
{
var activityAction = workflow.GetActivityAction(request.ActivityTypeId);
if (activityAction == null)
{
return(new ActivityInvokeLocalReply()
{
Error = new EntityNotExistsException($"Activity type does not exist for [activityTypeId={request.ActivityTypeId}].").ToTemporalError()
});
}
var workerArgs = new WorkerArgs()
{
Worker = this, ContextId = request.ActivityContextId
};
var activity = CreateLocalActivity(activityAction, request.ActivityContextId);
var result = await activity.OnInvokeAsync(request.Args);
return(new ActivityInvokeLocalReply()
{
Result = result
});
}
else
{
return(new ActivityInvokeLocalReply()
{
Error = new EntityNotExistsException($"Workflow with [contextID={request.ContextId}] does not exist.").ToTemporalError()
});
}
}
catch (Exception e)
{
log.LogError(e);
return(new ActivityInvokeLocalReply()
{
Error = new TemporalError(e)
});
}
finally
{
WorkflowBase.CallContext.Value = WorkflowCallContext.None;
}
}
/// <summary>
/// Handles workflow local activity invocations.
/// </summary>
/// <param name="client">The client the request was received from.</param>
/// <param name="request">The request message.</param>
/// <returns>The reply message.</returns>
internal static async Task <ActivityInvokeLocalReply> OnInvokeLocalActivity(CadenceClient client, ActivityInvokeLocalRequest request)
{
Covenant.Requires <ArgumentNullException>(request != null);
try
{
var workflow = GetWorkflow(client, request.ContextId);
if (workflow != null)
{
LocalActivityAction activityAction;
lock (syncLock)
{
if (!workflow.Workflow.IdToLocalActivityAction.TryGetValue(request.ActivityTypeId, out activityAction))
{
return(new ActivityInvokeLocalReply()
{
Error = new CadenceEntityNotExistsException($"Activity type does not exist for [activityTypeId={request.ActivityTypeId}].").ToCadenceError()
});
}
}
var workerArgs = new WorkerArgs()
{
Client = client, ContextId = request.ActivityContextId
};
var activity = ActivityBase.Create(client, activityAction, null);
var result = await activity.OnRunAsync(client, request.Args);
return(new ActivityInvokeLocalReply()
{
Result = result
});
}
else
{
return(new ActivityInvokeLocalReply()
{
Error = new CadenceEntityNotExistsException($"Workflow with [contextID={request.ContextId}] does not exist.").ToCadenceError()
});
}
}
catch (Exception e)
{
return(new ActivityInvokeLocalReply()
{
Error = new CadenceError(e)
});
}
}
