Example #1
0
        protected override IAsyncResult BeginExecute(AsyncCodeActivityContext activityContext, AsyncCallback callback, object state)
        {
            Guid sourcefileguid = SourceFileGuid.Get(activityContext);
            Guid destinationdatabaseinstanceguid = DestinationDatabaseInstanceGuid.Get(activityContext);
            FileCopyDirection filecopydirection = FileCopyDirection.Get(activityContext);

            string sourcefilename, destinationfilename;
            string hostname;

            // Load files
            using (Context context = ContextManager.Instance.CreateContext(this, activityContext, ConnectionMode.AutoOpen, TransactionMode.AutoCommit))
            {
                // Load destination database instance
                DatabaseInstance di = new DatabaseInstance(context);
                di.Guid = destinationdatabaseinstanceguid;
                di.Load();
                di.LoadFileGroups(false);

                EntityGuid.Set(activityContext, di.Guid);

                // Load database instance from the schema database
                DatabaseInstanceFile df;

                DatabaseInstanceFile sf = new DatabaseInstanceFile(context);
                sf.Guid = sourcefileguid;
                sf.Load();

                EntityGuidFrom.Set(activityContext, sourcefileguid);

                sourcefilename = sf.GetFullUncFilename();

                DatabaseInstanceFileGroup fg = di.FileGroups[sf.DatabaseInstanceFileGroup.Name];
                fg.LoadFiles(false);
                df = fg.Files[sf.Name];

                EntityGuidTo.Set(activityContext, df.Guid);

                destinationfilename = df.GetFullUncFilename();

                DatabaseInstanceFile ssf = filecopydirection == Jhu.Graywulf.Registry.FileCopyDirection.Push ? sf : df;
                hostname = ssf.DatabaseInstanceFileGroup.DatabaseInstance.ServerInstance.Machine.HostName.ResolvedValue;
            }

            Guid workflowInstanceGuid = activityContext.WorkflowInstanceId;
            string activityInstanceId = activityContext.ActivityInstanceId;
            return EnqueueAsync(_ => OnAsyncExecute(workflowInstanceGuid, activityInstanceId, hostname, sourcefilename, destinationfilename), callback, state);
        }