public void Start(GraphContextWrapper context)
{
this.currentContext = context;
this.MemoryVariables = new Dictionary <string, object>();
GraphsContainer.UpdateStorageStateGraph(context, Enums.GraphStateEnum.STARTED);
// Init connectors
foreach (var x in this.Nodes.ToList().FindAll(x => x.Value.NodeBlockType == NodeTypeEnum.Connector))
{
try
{
x.Value.SetupConnector();
}
catch (Exception ex)
{
this.AppendLog("error", "Can't setup the connector : " + x.Value.FriendlyName + ", " + ex.Message);
this.Stop(true);
return;
}
}
if (this.Nodes.ToList().FindAll(x => x.Value.IsEventNode).Count == 0)
{
try
{
IsRunning = true;
this.ExecuteFromEntryPoint();
return;
}
catch (Exception ex)
{
this.AppendLog("error", "Error when executing the graph : " + ex.Message);
this.Stop(true);
return;
}
}
IsRunning = true;
foreach (var x in this.Nodes.ToList().FindAll(x => x.Value.IsEventNode))
{
try
{
x.Value.SetupEvent();
}
catch (Exception ex)
{
this.AppendLog("error", "Can't setup the event : " + x.Value.FriendlyName + ", " + ex.Message);
this.Stop(true);
return;
}
}
this.ExecuteFromEntryPoint();
}
public bool Stop(bool force = false)
{
if (!this.IsRunning && !force)
{
return(true);
}
this.Nodes.ToList().FindAll(x => x.Value.IsEventNode).ForEach(x =>
{
try
{
x.Value.OnStop();
}
catch (Exception ex)
{
this.AppendLog("error", "Can't release the connector " + x.Value.FriendlyName + " : " + ex.Message);
}
});
this.Nodes.ToList().FindAll(x => x.Value.NodeBlockType == NodeTypeEnum.Connector).ForEach(x =>
{
try
{
x.Value.OnStop();
}
catch (Exception ex)
{
this.AppendLog("error", "Can't release the event " + x.Value.FriendlyName + " : " + ex.Message);
}
});
try
{
this.queueTask.Dispose();
this.cancelCycleToken.Cancel();
}
catch (Exception ex)
{
this.AppendLog("error", "Internal error : " + ex.Message);
}
logger.Info("Stop requested for graph hash {0}", this.UniqueHash);
this.AppendLog("warn", string.Format("Stop requested for graph hash {0}", this.UniqueHash));
IsRunning = false;
GraphsContainer.StopGraphByHash(this.UniqueHash);
return(true);
}