// Returns a handle to a previously started program
public WorkflowHandle GetProgramHandle(Guid programId)
{
WorkflowHandle handle;
if (!memoryWorkflows.ContainsKey(programId))
{
handle = new WorkflowHandle(programId);
}
else
{
handle = memoryWorkflows[programId];
}
return(handle);
}
// Starts a new program
public WorkflowHandle RunProgram(Activity program)
{
var context = new WorkflowInstanceContext();
// Q: should a context be completely independent?
// but the queue(s) in the context should be serialized anyway...
var handle = new WorkflowHandle(context);
memoryWorkflows.Add(handle.ProgramId, handle);
// TODO: Separate creation and execution.
// Consider introducing an execution queue?
context.ExecuteActivity(program);
return(handle);
}
