Beispiel #1
0
        /// <summary>
        /// Clone this component
        /// </summary>
        /// <param name="name"></param>
        /// <param name="bRecursivley"></param>
        /// <returns></returns>
        public override CompBase Clone(string name, bool bRecursivley)
        {
            SMDecision newComp = base.Clone(name, bRecursivley) as SMDecision;

            newComp._ignoreIDChange = true;
            newComp.ConditionID     = ConditionID;
            newComp._ignoreIDChange = false;
            return(newComp);
        }
Beispiel #2
0
        /// <summary>
        /// Run method for the main state machine thread
        /// </summary>
        /// <returns></returns>
        public override SMPathOut Run()
        {
            //SMStateMachine stateMachine = StateMachine;
            try
            {
                //_timeoutHandle.Reset();
                //ManualResetEvent waitHandle = stateMachine.WaitHandle;
                //ManualResetEvent decisionWaitHandle = stateMachine.DecisionWaitHandle;
                //List<SMDecision> decisionLoopList = stateMachine.DecisionLoopList;
                //SMPathOut pathOut = null;
                //SMFlowBase flowItemForPathOut = null;
                //_decisionTimeout = -1;
                //ExitFlowItem();
                //FindStart();
                //// Hightlight start
                //EnterFlowItem();

                PreRun();

                while (true)
                {
                    Thread.Sleep(0);
                    // If Reset will block thread (Pause) until Step or Run (Set)
                    if (stateMachine.Mode == SMStateMachine.eMode.Pause)
                    {
                        waitHandle.Reset();
                        // Wait until(Pause) until Step or Run (Set)
                        EnterFlowItem();
                        waitHandle.WaitOne();
                        ExitFlowItem();
                    }

                    if (_currentFlowItem is SMDecision)
                    {
                        SMDecision decisionItem = _currentFlowItem as SMDecision;
                        if (decisionLoopList.Contains(decisionItem))
                        {
                            // We have closed the loop of nothing but decision items
                            EnterFlowItem();
                            //stateMachine.EnterPathItem(flowItemForPathOut, flowItemForPathOut.OutgoingPath);

                            // Modify by Kasem 12-Feb-2018
                            if (decisionItem.WaitTimeoutMS <= 0)
                            {
                                decisionWaitHandle.WaitOne(_decisionTimeout);
                            }
                            else
                            {
                                Boolean signal = false;
                                signal = decisionWaitHandle.WaitOne(decisionItem.WaitTimeoutMS);
                                //Trigger Timeout
                                if (!signal)
                                {
                                    _timeoutHandle.Set();
                                }
                            }
                            //--------------------------------

                            _decisionTimeout = -1;
                            //stateMachine.ExitPathItem(flowItemForPathOut, flowItemForPathOut.OutgoingPath);
                            ExitFlowItem();
                            stateMachine.ClearDecisionList();
                        }
                        else
                        {
                            if (decisionLoopList.Count == 0)
                            {
                                // First one.  Reset early in case something changes quickly

                                decisionWaitHandle.Reset();
                            }

                            decisionItem.AddNotifier(StateMachine.OnDecisionChanged);
                            stateMachine.AddToDecisionList(decisionItem, flowItemForPathOut, pathOut);
                        }
                    }
                    else
                    {
                        stateMachine.ClearDecisionList();
                    }
                    //
                    //  Run this item
                    //


                    //Dump Process Usage Timing
                    if (CompMachine.s_machine.ProcessUsageTrigger)
                    {
                        if (!(_currentFlowItem is SMFlowContainer))
                        {
                            StateMachine.AddTimingElement(">Run: " + _currentFlowItem.Text);
                        }
                        else
                        {
                            StateMachine.AddTimingElement(">Enter: " + _currentFlowItem.Text);
                        }
                    }


                    EnterFlowItem();
                    pathOut = _currentFlowItem.Run();
                    ExitFlowItem();

                    //Dump Process Usage Timing
                    if (CompMachine.s_machine.ProcessUsageTrigger)
                    {
                        if (!(_currentFlowItem is SMFlowContainer))
                        {
                            StateMachine.AddTimingElement("<Run: " + _currentFlowItem.Text);
                        }
                        else
                        {
                            StateMachine.AddTimingElement("<Exit: " + _currentFlowItem.Text);
                        }
                    }

                    //Add by Kasem 12-Feb-2018
                    if (_currentFlowItem is SMDecision)
                    {
                        //Determine Start to Capture Timeout
                        SMDecision decisionItem = _currentFlowItem as SMDecision;

                        //No Partout Meaning Waiting Condition
                        if (pathOut != null && !pathOut.HasTargetID && decisionItem.WaitTimeoutMS > 0)
                        {
                            //Start Stop watch if Nested Condition
                            if (!_stopWatch.IsRunning && _currentFlowItem.HasChildren)
                            {
                                _stopWatch.Restart();
                            }
                            else if (_stopWatch.IsRunning && !_currentFlowItem.HasChildren)
                            {
                                _stopWatch.Stop();
                            }
                            else
                            {
                                if ((_currentFlowItem.HasChildren) && (_stopWatch.ElapsedMilliseconds > decisionItem.WaitTimeoutMS) ||
                                    (!_currentFlowItem.HasChildren) && _timeoutHandle.WaitOne(0))
                                {
                                    //Check Stop Path and Flow to Timeout Flag
                                    SMPathOut stopPath = _currentFlowItem[typeof(SMPathOutStop)];

                                    //Popup in case no path for Timeout
                                    if (!decisionItem.FlowTimeoutToStopPath ||
                                        stopPath == null || !stopPath.HasTargetID)
                                    {
                                        U.LogWarning("Decision Wait Time Out [{0}] on state [{1}]", decisionItem.PathText, this.StateMachine);
                                        string msg = String.Format("Decision Wait Time Out [{0}] on state [{1}]", decisionItem.PathText, this.StateMachine);

                                        _stopWatch.Stop();
                                        _timeoutHandle.Reset();

                                        DisplayAsynchMsg(msg);
                                        _timeoutHandle.WaitOne();
                                        _timeoutHandle.Reset();
                                    }
                                    //Case Timeout path available
                                    else
                                    {
                                        _stopWatch.Stop();
                                        _timeoutHandle.Reset();
                                        pathOut = stopPath;
                                    }
                                }
                            }
                        }
                        //Force pathout to null incase of pathout is stop path but we use FlowTimeoutToStopPath option
                        else if (pathOut is SMPathOutStop && decisionItem.FlowTimeoutToStopPath)
                        {
                            pathOut = null;
                            _stopWatch.Stop();
                        }
                        //Stop capture time in case decision meet wait condition
                        else
                        {
                            _stopWatch.Stop();
                        }
                    }

                    //Modify by Kasem 13-Feb-2018
                    if (stateMachine.ReceivedStop)
                    {
                        if (!(_currentFlowItem is SMDecision) && !(_currentFlowItem is SMTransition) && !(_currentFlowItem is SMActTransFlow))
                        {
                            stateMachine.ReceivedStop = false;
                            // Redirect the path to the PathOutStop
                            pathOut = _currentFlowItem[typeof(SMPathOutStop)];
                        }
                        else
                        {
                            stateMachine.ReceivedStop = false;
                            _stopWatch.Stop();
                            if (_currentFlowItem is SMDecision)
                            {
                                if (!(_currentFlowItem as SMDecision).FlowTimeoutToStopPath)
                                {
                                    pathOut = _currentFlowItem[typeof(SMPathOutStop)];
                                }
                                else
                                {
                                    pathOut = null;
                                }
                            }
                            else if (_currentFlowItem is SMTransition)
                            {
                                if (!(_currentFlowItem as SMTransition).FlowTimeoutToStopPath)
                                {
                                    pathOut = _currentFlowItem[typeof(SMPathOutStop)];
                                }
                                else
                                {
                                    pathOut = null;
                                }
                            }
                            else if (_currentFlowItem is SMActTransFlow)
                            {
                                if (!(_currentFlowItem as SMActTransFlow).FlowTimeoutToStopPath)
                                {
                                    pathOut = _currentFlowItem[typeof(SMPathOutStop)];
                                }
                                else
                                {
                                    pathOut = null;
                                }
                            }
                        }
                    }
                    //--------------------------------

                    if (pathOut == null)
                    {
                        // Will stop the whole State Machine
                        return(null);
                    }

                    SMPathOutError pathOutError = pathOut as SMPathOutError;
                    if (pathOutError != null)
                    {
                        pathOutError.ProcessErrors();
                    }

                    if (pathOut.HasTargetID)
                    {
                        flowItemForPathOut = _currentFlowItem;

                        // We are on the target path.
                        _currentFlowItem = GetFlowTarget(pathOut);
                        _currentFlowItem.IncomingPath = pathOut;
                    }
                    else if ((_currentFlowItem is SMDecision) && !(pathOut is SMPathOutStop) && !(pathOut is SMPathOutError))
                    {
                        // Keep same current flow item. Let it loop to itself
                    }
                    else
                    {
                        // No target to go to
                        // Will stop the whole State Machine

                        if ((pathOut is SMPathOutStop) || (pathOut is SMPathOutError))
                        {
                            if (!FindStop())
                            {
                                FindStart();
                            }
                            EnterFlowItem();
                        }
                        _currentFlowItem.IncomingPath = null;
                        return(null);
                    }

                    if (_currentFlowItem == null)
                    {
                        throw new Exception(string.Format("Could not locate Flowitem from ID '{0}' in StateMachine '{1}'.  State Machine has paused.",
                                                          pathOut.TargetID, Text));
                    }
                    if (_currentFlowItem is SMExit)
                    {
                        EnterFlowItem();
                        if (this is SMDecision)
                        {
                            foreach (SMPathOut path in PathArray)
                            {
                                if (_currentFlowItem is SMReturnNo)
                                {
                                    if (path is SMPathOutBool && !(path as SMPathOutBool).True)
                                    {
                                        return(path);
                                    }
                                }
                                else if (_currentFlowItem is SMReturnYes)
                                {
                                    if (path is SMPathOutBool && (path as SMPathOutBool).True)
                                    {
                                        return(path);
                                    }
                                }
                                else if (_currentFlowItem is SMReturnStop)
                                {
                                    if (path is SMPathOutStop)
                                    {
                                        return(path);
                                    }
                                }
                            }
                        }
                        if (this is SMSubroutine && _currentFlowItem is SMReturnStop)
                        {
                            return(this[typeof(SMPathOutStop)]);
                        }
                        return(this[typeof(SMPathOut)]);
                    }
                }//End While True;
            }
            finally
            {
                stateMachine.ClearDecisionList();
                _isAlreadyPreRun = false;
                System.Threading.Tasks.Task.Run(() => PreRun());
            }
        }