コード例 #1
0
        public void EvaluateFalse(EvalStateNode fromNode, bool restartable)
        {
            if (InstrumentationHelper.ENABLED)
            {
                InstrumentationHelper.Get().QPatternEveryDistinctEvalFalse(EveryDistinctNode);
            }
            fromNode.Quit();
            SpawnedNodes.Remove(fromNode);

            // Spawn all nodes below this EVERY node
            // During the start of a child we need to use the temporary evaluator to catch any event created during a start
            // Such events can be raised when the "not" operator is used.
            var spawnEvaluator = new EvalEveryStateSpawnEvaluator(EveryDistinctNode.Context.PatternContext.StatementName);
            var spawned        = EveryDistinctNode.ChildNode.NewState(spawnEvaluator, null, 0L);

            spawned.Start(BeginState);

            // If the whole spawned expression already turned true, quit it again
            if (spawnEvaluator.IsEvaluatedTrue)
            {
                spawned.Quit();
            }
            else
            {
                SpawnedNodes.Put(spawned, new HashSet <Object>());
                spawned.ParentEvaluator = this;
            }
            if (InstrumentationHelper.ENABLED)
            {
                InstrumentationHelper.Get().APatternEveryDistinctEvalFalse();
            }
        }
コード例 #2
0
        public void EvaluateFalse(EvalStateNode fromNode, bool restartable)
        {
            int index;

            fromNode.Quit();

            var hasIndex = Nodes.TryGetValue(fromNode, out index);

            Nodes.Remove(fromNode);

            if (hasIndex && index > 0)
            {
                if (EvalFollowedByNode.IsTrackWithMax)
                {
                    CountActivePerChild[index - 1]--;
                }
                if (EvalFollowedByNode.IsTrackWithPool)
                {
                    PatternSubexpressionPoolStmtSvc poolSvc = EvalFollowedByNode.Context.StatementContext.PatternSubexpressionPoolSvc;
                    poolSvc.EngineSvc.DecreaseCount(EvalFollowedByNode, EvalFollowedByNode.Context.AgentInstanceContext);
                    poolSvc.StmtHandler.DecreaseCount();
                }
            }

            if (Nodes.IsEmpty())
            {
                ParentEvaluator.EvaluateFalse(this, true);
                Quit();
            }
        }
コード例 #3
0
ファイル: EvalRootStateNode.cs プロジェクト: ikvm/nesper
 public override void Quit()
 {
     if (InstrumentationHelper.ENABLED)
     {
         InstrumentationHelper.Get().QPatternRootQuit();
     }
     if (_topStateNode != null)
     {
         _topStateNode.Quit();
         HandleQuitEvent();
     }
     _topStateNode = null;
     if (InstrumentationHelper.ENABLED)
     {
         InstrumentationHelper.Get().APatternRootQuit();
     }
 }
コード例 #4
0
ファイル: EvalAuditStateNode.cs プロジェクト: ikvm/nesper
 public override void Quit()
 {
     if (_childState != null)
     {
         _childState.Quit();
     }
     _evalAuditNode.FactoryNode.DecreaseRefCount(this, _evalAuditNode.Context.PatternContext);
 }
コード例 #5
0
 public void EvaluateFalse(EvalStateNode fromNode, bool restartable)
 {
     Instrument.With(
         i => i.QPatternMatchUntilEvalFalse(_evalMatchUntilNode, fromNode == _stateUntil),
         i => i.APatternMatchUntilEvalFalse(),
         () =>
     {
         var isMatcher = fromNode == _stateMatcher;
         if (isMatcher)
         {
             _stateMatcher.Quit();
             _stateMatcher = null;
         }
         else
         {
             _stateUntil.Quit();
             _stateUntil = null;
         }
         ParentEvaluator.EvaluateFalse(this, true);
     });
 }
コード例 #6
0
        public override void Quit()
        {
            if (_activeChildNode == null)
            {
                return;
            }
            if (InstrumentationHelper.ENABLED)
            {
                InstrumentationHelper.Get().QPatternGuardQuit(_evalGuardNode);
            }
            if (_activeChildNode != null)
            {
                _activeChildNode.Quit();
                _guard.StopGuard();
            }

            _activeChildNode = null;
            if (InstrumentationHelper.ENABLED)
            {
                InstrumentationHelper.Get().APatternGuardQuit();
            }
        }
コード例 #7
0
 public override void Quit()
 {
     if (InstrumentationHelper.ENABLED)
     {
         InstrumentationHelper.Get().QPatternNotQuit(_evalNotNode);
     }
     if (_childNode != null)
     {
         _childNode.Quit();
     }
     if (InstrumentationHelper.ENABLED)
     {
         InstrumentationHelper.Get().APatternNotQuit();
     }
 }
コード例 #8
0
        public void EvaluateFalse(EvalStateNode fromNode, bool restartable)
        {
            Instrument.With(
                i => i.QPatternFollowedByEvalFalse(EvalFollowedByNode),
                i => i.APatternFollowedByEvalFalse(),
                () =>
            {
                fromNode.Quit();
                Nodes.Remove(fromNode);

                if (Nodes.IsEmpty())
                {
                    ParentEvaluator.EvaluateFalse(this, true);
                    QuitInternal();
                }
            });
        }
コード例 #9
0
        public void EvaluateTrue(MatchedEventMap matchEvent, EvalStateNode fromNode, bool isQuitted)
        {
            Instrument.With(
                i => i.QPatternMatchUntilEvaluateTrue(_evalMatchUntilNode, matchEvent, fromNode == _stateUntil),
                i => i.APatternMatchUntilEvaluateTrue(_stateMatcher == null && _stateUntil == null),
                () =>
            {
                bool isMatcher = false;
                if (fromNode == _stateMatcher)
                {
                    // Add the additional tagged events to the list for later posting
                    isMatcher = true;
                    _numMatches++;
                    int[] tags = _evalMatchUntilNode.FactoryNode.TagsArrayed;
                    for (int i = 0; i < tags.Length; i++)
                    {
                        var theEvent = matchEvent.GetMatchingEventAsObject(tags[i]);
                        if (theEvent != null)
                        {
                            if (_matchedEventArrays[i] == null)
                            {
                                _matchedEventArrays[i] = new List <EventBean>();
                            }
                            if (theEvent is EventBean)
                            {
                                _matchedEventArrays[i].Add((EventBean)theEvent);
                            }
                            else
                            {
                                EventBean[] arrayEvents = (EventBean[])theEvent;
                                _matchedEventArrays[i].AddAll(arrayEvents);
                            }
                        }
                    }
                }

                if (isQuitted)
                {
                    if (isMatcher)
                    {
                        _stateMatcher = null;
                    }
                    else
                    {
                        _stateUntil = null;
                    }
                }

                // handle matcher evaluating true
                if (isMatcher)
                {
                    if ((IsTightlyBound) && (_numMatches == _lowerbounds))
                    {
                        QuitInternal();
                        MatchedEventMap consolidated = Consolidate(
                            matchEvent, _matchedEventArrays, _evalMatchUntilNode.FactoryNode.TagsArrayed);
                        ParentEvaluator.EvaluateTrue(consolidated, this, true);
                    }
                    else
                    {
                        // restart or keep started if not bounded, or not upper bounds, or upper bounds not reached
                        bool restart = (!IsBounded) ||
                                       (_upperbounds == null) ||
                                       (_upperbounds > _numMatches);
                        if (_stateMatcher == null)
                        {
                            if (restart)
                            {
                                EvalNode childMatcher = _evalMatchUntilNode.ChildNodeSub;
                                _stateMatcher         = childMatcher.NewState(this, null, 0L);
                                _stateMatcher.Start(_beginState);
                            }
                        }
                        else
                        {
                            if (!restart)
                            {
                                _stateMatcher.Quit();
                                _stateMatcher = null;
                            }
                        }
                    }
                }
                else
                // handle until-node
                {
                    QuitInternal();

                    // consolidate multiple matched events into a single event
                    MatchedEventMap consolidated = Consolidate(
                        matchEvent, _matchedEventArrays, _evalMatchUntilNode.FactoryNode.TagsArrayed);

                    if ((_lowerbounds != null) && (_numMatches < _lowerbounds))
                    {
                        ParentEvaluator.EvaluateFalse(this, true);
                    }
                    else
                    {
                        ParentEvaluator.EvaluateTrue(consolidated, this, true);
                    }
                }
            });
        }