/// <summary>
        /// Applies the selected actions and update the system state
        /// </summary>
        /// <param name="updates"></param>
        public void ApplyActivations(HashSet <Activation> activations)
        {
            foreach (Activation activation in activations)
            {
                if (activation.RuleCondition.Actions.Count > 0)
                {
                    // Register the fact that a rule has been triggered
                    Events.RuleFired ruleFired = new Events.RuleFired(activation.RuleCondition);
                    EventTimeLine.AddModelEvent(ruleFired);

                    // Registers all model updates due to this rule triggering
                    foreach (Rules.Action action in activation.RuleCondition.Actions)
                    {
                        if (action.Statement != null)
                        {
                            Events.VariableUpdate variableUpdate = new Events.VariableUpdate(action, activation.Instance);
                            EventTimeLine.AddModelEvent(variableUpdate);
                            ruleFired.AddVariableUpdate(variableUpdate);
                        }
                        else
                        {
                            action.AddError("Cannot parse action statement");
                        }
                    }
                }
            }

            CheckExpectationsState();
        }
Example #2
0
        /// <summary>
        ///     Registers the errors raised during evaluation and create ModelInterpretationFailure for each one of them
        /// </summary>
        /// <param name="errors"></param>
        private void RegisterErrors(Dictionary <Utils.ModelElement, List <ElementLog> > errors)
        {
            foreach (KeyValuePair <Utils.ModelElement, List <ElementLog> > pair in errors)
            {
                foreach (ElementLog log in pair.Value)
                {
                    switch (log.Level)
                    {
                    case ElementLog.LevelEnum.Error:
                        ModelInterpretationFailure modelInterpretationFailure = new ModelInterpretationFailure(log,
                                                                                                               pair.Key, null);
                        ModelElement modelElement = pair.Key as ModelElement;
                        if (modelElement != null)
                        {
                            modelInterpretationFailure.Explanation = modelElement.Explain;
                        }
                        EventTimeLine.AddModelEvent(modelInterpretationFailure, true);
                        break;

                    case ElementLog.LevelEnum.Warning:
                        break;

                    case ElementLog.LevelEnum.Info:
                        break;
                    }
                }
            }
        }
        /// <summary>
        /// Setups the sub-step by applying its actions and adding its expects in the expect list
        /// </summary>
        public void SetupSubStep(SubStep subStep)
        {
            try
            {
                DataDictionary.Generated.ControllersManager.NamableController.DesactivateNotification();
                LogInstance = subStep;

                // No setup can occur when some expectations are still active
                if (ActiveBlockingExpectations().Count == 0)
                {
                    EventTimeLine.AddModelEvent(new SubStepActivated(subStep));
                }
            }
            finally
            {
                DataDictionary.Generated.ControllersManager.NamableController.ActivateNotification();
            }
        }
Example #4
0
        /// <summary>
        ///     Setups the sub-step by applying its actions and adding its expects in the expect list
        /// </summary>
        /// <returns>True if the substep was not already seetup</returns>
        public bool SetupSubStep(SubStep subStep)
        {
            bool retVal = false;

            if (subStep != null)
            {
                if (!EventTimeLine.ContainsSubStep(subStep))
                {
                    Util.DontNotify(() =>
                    {
                        LogInstance = subStep;
                        CacheImpact = new CacheImpact();
                        EventTimeLine.AddModelEvent(new SubStepActivated(subStep, CurrentPriority), true);
                        ClearCaches();
                    });

                    retVal = true;
                }
            }

            return(retVal);
        }
Example #5
0
        /// <summary>
        ///     Applies the selected actions and update the system state
        /// </summary>
        /// <param name="activations"></param>
        /// <param name="priority"></param>
        /// <param name="updates">Provides all the updates that have been evaluated</param>
        public void EvaluateActivations(HashSet <Activation> activations, acceptor.RulePriority?priority,
                                        List <VariableUpdate> updates)
        {
            foreach (Activation activation in activations)
            {
                if (activation.RuleCondition.Actions.Count > 0)
                {
                    // Register the fact that a rule has been triggered
                    RuleFired ruleFired = new RuleFired(activation, priority);
                    EventTimeLine.AddModelEvent(ruleFired, true);
                    ExplanationPart changesExplanation = ExplanationPart.CreateSubExplanation(activation.Explanation,
                                                                                              "Changes");

                    // Registers all model updates due to this rule triggering
                    foreach (Action action in activation.RuleCondition.Actions)
                    {
                        if (action.Statement != null)
                        {
                            VariableUpdate variableUpdate = new VariableUpdate(action, activation.Instance, priority);
                            variableUpdate.ComputeChanges(false, this);
                            EventTimeLine.AddModelEvent(variableUpdate, false);
                            ruleFired.AddVariableUpdate(variableUpdate);
                            if (changesExplanation != null)
                            {
                                changesExplanation.SubExplanations.Add(variableUpdate.Explanation);
                            }
                            updates.Add(variableUpdate);
                        }
                        else
                        {
                            action.AddError("Cannot parse action statement");
                        }
                    }
                }
            }

            HandleEnterAndLeaveStateActions(priority, updates);
        }
        /// <summary>
        /// Updates the expectation state according to the variables' value
        /// </summary>
        private void CheckExpectationsState()
        {
            // Update the state of the expectation according to system's state
            foreach (Events.Expect expect in ActiveExpectations())
            {
                Expectation expectation = expect.Expectation;

                // Determine if the deadline is reached
                if (expect.TimeOut < EventTimeLine.CurrentTime)
                {
                    switch (expect.Expectation.getKind())
                    {
                    case Generated.acceptor.ExpectationKind.aInstantaneous:
                    case Generated.acceptor.ExpectationKind.defaultExpectationKind:
                        // Instantaneous expectation who raised its deadling
                        EventTimeLine.AddModelEvent(new FailedExpectation(expect));
                        break;

                    case Generated.acceptor.ExpectationKind.aContinuous:
                        // Continuous expectation who raised its deadline
                        EventTimeLine.AddModelEvent(new ExpectationReached(expect));
                        break;
                    }
                }
                else
                {
                    try
                    {
                        switch (expectation.getKind())
                        {
                        case Generated.acceptor.ExpectationKind.aInstantaneous:
                        case Generated.acceptor.ExpectationKind.defaultExpectationKind:
                            if (getBoolValue(expectation, expectation.ExpressionTree))
                            {
                                // An instantaneous expectation who reached its satisfactory condition
                                EventTimeLine.AddModelEvent(new ExpectationReached(expect));
                            }
                            break;

                        case Generated.acceptor.ExpectationKind.aContinuous:
                            if (expectation.getCondition() != null)
                            {
                                if (!getBoolValue(expectation, expectation.ConditionTree))
                                {
                                    // An continuous expectation who reached its satisfactory condition
                                    EventTimeLine.AddModelEvent(new ExpectationReached(expect));
                                }
                                else
                                {
                                    if (!getBoolValue(expectation, expectation.ExpressionTree))
                                    {
                                        // A continuous expectation who reached a case where it is not satisfied
                                        EventTimeLine.AddModelEvent(new FailedExpectation(expect));
                                    }
                                }
                            }
                            else
                            {
                                if (!getBoolValue(expectation, expectation.ExpressionTree))
                                {
                                    // A continuous expectation who reached a case where it is not satisfied
                                    EventTimeLine.AddModelEvent(new FailedExpectation(expect));
                                }
                            }
                            break;
                        }
                    }
                    catch (Exception e)
                    {
                        expect.Expectation.AddException(e);
                    }
                }
            }
        }
Example #7
0
        /// <summary>
        ///     Updates the expectation state according to the variables' value
        /// </summary>
        /// <param name="priority">The priority for which this check is performed</param>
        private void CheckExpectationsState(acceptor.RulePriority priority)
        {
            // Update the state of the expectation according to system's state
            foreach (Expect expect in ActiveExpectations())
            {
                Expectation expectation = expect.Expectation;

                // Determine if the deadline is reached
                if (expect.TimeOut < EventTimeLine.CurrentTime)
                {
                    switch (expect.Expectation.getKind())
                    {
                    case acceptor.ExpectationKind.aInstantaneous:
                    case acceptor.ExpectationKind.defaultExpectationKind:
                        // Instantaneous expectation who raised its deadling
                        EventTimeLine.AddModelEvent(new FailedExpectation(expect, CurrentPriority, null), true);
                        break;

                    case acceptor.ExpectationKind.aContinuous:
                        // Continuous expectation who raised its deadline
                        EventTimeLine.AddModelEvent(new ExpectationReached(expect, CurrentPriority, null), true);
                        break;
                    }
                }
                else
                {
                    ExplanationPart explanation = new ExplanationPart(expectation,
                                                                      "Expectation " + expectation.Expression);
                    try
                    {
                        if (expectation.getCyclePhase() == acceptor.RulePriority.defaultRulePriority ||
                            expectation.getCyclePhase() == priority)
                        {
                            switch (expectation.getKind())
                            {
                            case acceptor.ExpectationKind.aInstantaneous:
                            case acceptor.ExpectationKind.defaultExpectationKind:
                                if (getBoolValue(expectation, expectation.Expression, explanation))
                                {
                                    // An instantaneous expectation who reached its satisfactory condition
                                    EventTimeLine.AddModelEvent(
                                        new ExpectationReached(expect, priority, explanation), true);
                                }
                                else
                                {
                                    expectation.Explain = explanation;
                                }
                                break;

                            case acceptor.ExpectationKind.aContinuous:
                                if (expectation.getCondition() != null)
                                {
                                    if (!getBoolValue(expectation, expectation.ConditionTree, explanation))
                                    {
                                        // An continuous expectation who reached its satisfactory condition
                                        EventTimeLine.AddModelEvent(
                                            new ExpectationReached(expect, priority, explanation), true);
                                    }
                                    else
                                    {
                                        if (!getBoolValue(expectation, expectation.Expression, explanation))
                                        {
                                            // A continuous expectation who reached a case where it is not satisfied
                                            EventTimeLine.AddModelEvent(
                                                new FailedExpectation(expect, priority, explanation), true);
                                        }
                                        else
                                        {
                                            expectation.Explain = explanation;
                                        }
                                    }
                                }
                                else
                                {
                                    if (!getBoolValue(expectation, expectation.Expression, explanation))
                                    {
                                        // A continuous expectation who reached a case where it is not satisfied
                                        EventTimeLine.AddModelEvent(
                                            new FailedExpectation(expect, priority, explanation), true);
                                    }
                                    else
                                    {
                                        expectation.Explain = explanation;
                                    }
                                }
                                break;
                            }
                        }
                    }
                    catch (Exception e)
                    {
                        expectation.AddErrorAndExplain(e.Message, explanation);
                    }
                }
            }
        }