Exemplo n.º 1
0
        private object[] GetFilterValues(
            MatchedEventMap matchedEvents,
            ExprEvaluatorContext exprEvaluatorContext)
        {
            if (!_hasCollMapOrArray) {
                var constantsX = new object[_listOfValues.Count];
                var countX = 0;
                foreach (var valuePlaceholder in _listOfValues) {
                    constantsX[countX++] = valuePlaceholder.GetFilterValue(matchedEvents, exprEvaluatorContext);
                }

                return constantsX;
            }

            var constants = new ArrayDeque<object>(_listOfValues.Count);
            var count = 0;
            foreach (var valuePlaceholder in _listOfValues) {
                var value = valuePlaceholder.GetFilterValue(matchedEvents, exprEvaluatorContext);
                if (value != null) {
                    _adders[count].Add(constants, value);
                }

                count++;
            }

            return constants.ToArray();
        }
Exemplo n.º 2
0
        /// <summary>
        ///     This method updates child views and clears the batch of events.
        /// </summary>
        protected void SendBatch()
        {
            // If there are child views and the batch was filled, fireStatementStopped update method
            if (child != null) {
                // Convert to object arrays
                EventBean[] newData = null;
                EventBean[] oldData = null;
                if (!currentBatch.IsEmpty()) {
                    newData = currentBatch.ToArray();
                }

                if (lastBatch != null && !lastBatch.IsEmpty()) {
                    oldData = lastBatch.ToArray();
                }

                // update view buffer to serve expressions require access to events held
                viewUpdatedCollection?.Update(newData, oldData);

                // Post new data (current batch) and old data (prior batch)
                if (newData != null || oldData != null) {
                    agentInstanceContext.InstrumentationProvider.QViewIndicate(
                        lengthBatchViewFactory,
                        newData,
                        oldData);
                    child.Update(newData, oldData);
                    agentInstanceContext.InstrumentationProvider.AViewIndicate();
                }
            }

            lastBatch = currentBatch;
            currentBatch = new ArrayDeque<EventBean>();
        }
Exemplo n.º 3
0
        public static EventBean[] GetNewDataNonRemoved(
            EventBean[] newData,
            ISet<EventBean> removedEvents)
        {
            var filter = false;
            for (var i = 0; i < newData.Length; i++) {
                if (removedEvents.Contains(newData[i])) {
                    filter = true;
                }
            }

            if (!filter) {
                return newData;
            }

            if (newData.Length == 1) {
                return null;
            }

            var events = new ArrayDeque<EventBean>(newData.Length - 1);
            for (var i = 0; i < newData.Length; i++) {
                if (!removedEvents.Contains(newData[i])) {
                    events.Add(newData[i]);
                }
            }

            if (events.IsEmpty()) {
                return null;
            }

            return events.ToArray();
        }
Exemplo n.º 4
0
        /// <summary>
        /// NOTE: Code-generation-invoked method, method name and parameter order matters
        /// Returns the fragment for dynamic properties.
        /// </summary>
        /// <param name="object">to inspect</param>
        /// <param name="fragmentEventType">type</param>
        /// <param name="eventAdapterService">factory for event beans and event types</param>
        /// <returns>fragment</returns>
        public static Object ToFragmentIterable(Object @object, BeanEventType fragmentEventType, EventAdapterService eventAdapterService)
        {
            if (!(@object is IEnumerable))
            {
                return null;
            }
            var enumerator = ((IEnumerable) @object).GetEnumerator();
            if (!enumerator.MoveNext())
            {
                return new EventBean[0];
            }

            var events = new ArrayDeque<EventBean>();
            do
            {
                var next = enumerator.Current;
                if (next == null)
                {
                    continue;
                }

                events.Add(eventAdapterService.AdapterForTypedObject(next, fragmentEventType));
            }
            while (enumerator.MoveNext());

            return events.ToArray();
        }
Exemplo n.º 5
0
        public static EventBean[] GetNewDataNonRemoved(
            EventBean[] newData,
            ISet<EventBean> removedEvents,
            EventBean[][] newEventsPerView)
        {
            if (newData == null || newData.Length == 0) {
                return null;
            }

            if (newData.Length == 1) {
                if (removedEvents.Contains(newData[0])) {
                    return null;
                }

                var pass = FindEvent(newData[0], newEventsPerView);
                return pass ? newData : null;
            }

            var events = new ArrayDeque<EventBean>(newData.Length - 1);
            for (var i = 0; i < newData.Length; i++) {
                if (!removedEvents.Contains(newData[i])) {
                    var pass = FindEvent(newData[i], newEventsPerView);
                    if (pass) {
                        events.Add(newData[i]);
                    }
                }
            }

            if (events.IsEmpty()) {
                return null;
            }

            return events.ToArray();
        }
Exemplo n.º 6
0
        /// <summary>
        ///     NOTE: Code-generation-invoked method, method name and parameter order matters
        /// </summary>
        /// <param name="arrays">values</param>
        /// <returns>array</returns>
        public static EventBean[][] ToArrayEventsArray(ArrayDeque<EventBean[]> arrays)
        {
            if (arrays.IsEmpty()) {
                return EVENTBEANARRAYARRAY_EMPTY;
            }

            return arrays.ToArray();
        }
Exemplo n.º 7
0
        public override void Update(
            EventBean[] newData,
            EventBean[] oldData)
        {
            AgentInstanceContext agentInstanceContext = agentInstanceViewFactoryContext.AgentInstanceContext;
            agentInstanceContext.AuditProvider.View(newData, oldData, agentInstanceContext, factory);
            agentInstanceContext.InstrumentationProvider.QViewProcessIRStream(factory, newData, oldData);
            long timestamp = -1;

            // add data points to the window
            // we don't care about removed data from a prior view
            if (newData != null) {
                for (int i = 0; i < newData.Length; i++) {
                    timestamp = GetLongValue(newData[i]);
                    timeWindow.Add(timestamp, newData[i]);
                }
            }

            // Remove from the window any events that have an older timestamp then the last event's timestamp
            ArrayDeque<EventBean> expired = null;
            if (timestamp != -1) {
                expired = timeWindow.ExpireEvents(
                    timestamp -
                    timePeriodProvide.DeltaSubtract(timestamp, null, true, agentInstanceViewFactoryContext) +
                    1);
            }

            EventBean[] oldDataUpdate = null;
            if ((expired != null) && (!expired.IsEmpty())) {
                oldDataUpdate = expired.ToArray();
            }

            if ((oldData != null) && (agentInstanceViewFactoryContext.IsRemoveStream)) {
                foreach (EventBean anOldData in oldData) {
                    timeWindow.Remove(anOldData);
                }

                if (oldDataUpdate == null) {
                    oldDataUpdate = oldData;
                }
                else {
                    oldDataUpdate = CollectionUtil.AddArrayWithSetSemantics(oldData, oldDataUpdate);
                }
            }

            viewUpdatedCollection?.Update(newData, oldDataUpdate);

            // If there are child views, fireStatementStopped update method
            if (Child != null) {
                agentInstanceContext.InstrumentationProvider.QViewIndicate(factory, newData, oldDataUpdate);
                Child.Update(newData, oldDataUpdate);
                agentInstanceContext.InstrumentationProvider.AViewIndicate();
            }

            agentInstanceContext.InstrumentationProvider.AViewProcessIRStream();
        }
Exemplo n.º 8
0
 public EventBean[] GetProperty(EventBean theEvent, ExprEvaluatorContext exprEvaluatorContext)
 {
     var resultEvents = new ArrayDeque<EventBean>();
     _eventsPerStream[0] = theEvent;
     PopulateEvents(theEvent, 0, resultEvents, exprEvaluatorContext);
     if (resultEvents.IsEmpty())
     {
         return null;
     }
     return resultEvents.ToArray();
 }
Exemplo n.º 9
0
        /// <summary>
        /// This method updates child views and clears the batch of events.
        /// We schedule a new callback at this time if there were events in the batch.
        /// </summary>
        public void SendBatch()
        {
            _isCallbackScheduled = false;

            // If there are child views and the batch was filled, fireStatementStopped update method
            if (HasViews)
            {
                // Convert to object arrays
                EventBean[] newData = null;
                EventBean[] oldData = null;
                if (!_currentBatch.IsEmpty())
                {
                    newData = _currentBatch.ToArray();
                }
                if ((_lastBatch != null) && (!_lastBatch.IsEmpty()))
                {
                    oldData = _lastBatch.ToArray();
                }

                // Post new data (current batch) and old data (prior batch)
                if (_viewUpdatedCollection != null)
                {
                    _viewUpdatedCollection.Update(newData, oldData);
                }
                if ((newData != null) || (oldData != null) || _isForceOutput)
                {
                    if (InstrumentationHelper.ENABLED)
                    {
                        InstrumentationHelper.Get().QViewIndicate(this, _timeBatchViewFactory.ViewName, newData, oldData);
                    }
                    UpdateChildren(newData, oldData);
                    if (InstrumentationHelper.ENABLED)
                    {
                        InstrumentationHelper.Get().AViewIndicate();
                    }
                }
            }

            // Only if forceOutput is enabled or
            // there have been any events in this or the last interval do we schedule a callback,
            // such as to not waste resources when no events arrive.
            if ((!_currentBatch.IsEmpty()) || ((_lastBatch != null) && (!_lastBatch.IsEmpty()))
                ||
                _isForceOutput)
            {
                ScheduleCallback();
                _isCallbackScheduled = true;
            }

            _lastBatch    = _currentBatch;
            _currentBatch = new ArrayDeque <EventBean>();
        }
Exemplo n.º 10
0
        public override ExprNode Validate(ExprValidationContext validationContext)
        {
            _evaluators = ExprNodeUtility.GetEvaluators(ChildNodes);
            foreach (ExprNode childNode in ChildNodes)
            {
                Validate(childNode);
            }

            var list = new ArrayDeque <TimePeriodAdder>();

            if (_hasYear)
            {
                list.Add(new TimePeriodAdderYear());
            }
            if (_hasMonth)
            {
                list.Add(new TimePeriodAdderMonth());
            }
            if (_hasWeek)
            {
                list.Add(new TimePeriodAdderWeek());
            }
            if (_hasDay)
            {
                list.Add(new TimePeriodAdderDay());
            }
            if (_hasHour)
            {
                list.Add(new TimePeriodAdderHour());
            }
            if (_hasMinute)
            {
                list.Add(new TimePeriodAdderMinute());
            }
            if (_hasSecond)
            {
                list.Add(new TimePeriodAdderSecond());
            }
            if (_hasMillisecond)
            {
                list.Add(new TimePeriodAdderMSec());
            }
            if (_hasMicrosecond)
            {
                list.Add(new TimePeriodAdderUSec());
            }
            _adders = list.ToArray();

            return(null);
        }
Exemplo n.º 11
0
        public override ExprNode Validate(ExprValidationContext validationContext)
        {
            var hasVariables = false;
            foreach (var childNode in ChildNodes) {
                hasVariables |= Validate(childNode);
            }

            var list = new ArrayDeque<TimePeriodAdder>();
            if (HasYear) {
                list.Add(TimePeriodAdderYear.INSTANCE);
            }

            if (HasMonth) {
                list.Add(TimePeriodAdderMonth.INSTANCE);
            }

            if (HasWeek) {
                list.Add(TimePeriodAdderWeek.INSTANCE);
            }

            if (HasDay) {
                list.Add(TimePeriodAdderDay.INSTANCE);
            }

            if (HasHour) {
                list.Add(TimePeriodAdderHour.INSTANCE);
            }

            if (HasMinute) {
                list.Add(TimePeriodAdderMinute.INSTANCE);
            }

            if (HasSecond) {
                list.Add(TimePeriodAdderSecond.INSTANCE);
            }

            if (HasMillisecond) {
                list.Add(TimePeriodAdderMSec.INSTANCE);
            }

            if (HasMicrosecond) {
                list.Add(TimePeriodAdderUSec.INSTANCE);
            }

            var adders = list.ToArray();
            forge = new ExprTimePeriodForge(this, hasVariables, adders);
            return null;
        }
Exemplo n.º 12
0
        private static void HandleAtom(
            RowRecogExprNodeAtom atom,
            ArrayDeque<RowRecogExprNode> path,
            IDictionary<string, ISet<string>> map)
        {
            var patharr = path.ToArray();
            ISet<string> identifiers = null;

            for (var i = 0; i < patharr.Length; i++) {
                var parent = patharr[i];
                if (!(parent is RowRecogExprNodeConcatenation)) {
                    continue;
                }

                var concat = (RowRecogExprNodeConcatenation) parent;
                int indexWithinConcat;
                if (i == patharr.Length - 1) {
                    indexWithinConcat = parent.ChildNodes.IndexOf(atom);
                }
                else {
                    indexWithinConcat = parent.ChildNodes.IndexOf(patharr[i + 1]);
                }

                if (identifiers == null && indexWithinConcat > 0) {
                    identifiers = new HashSet<string>();
                }

                for (var j = 0; j < indexWithinConcat; j++) {
                    var concatChildNode = concat.ChildNodes[j];
                    RecursiveCollectAtomsWExclude(concatChildNode, identifiers, atom.Tag);
                }
            }

            if (identifiers == null) {
                return;
            }

            var existingVisibility = map.Get(atom.Tag);
            if (existingVisibility == null) {
                map.Put(atom.Tag, identifiers);
            }
            else {
                existingVisibility.AddAll(identifiers);
            }
        }
Exemplo n.º 13
0
        /// <summary>This method updates child views and clears the batch of events. </summary>
        protected void SendBatch()
        {
            // If there are child views and the batch was filled, fireStatementStopped Update method
            if (HasViews)
            {
                // Convert to object arrays
                EventBean[] newData = null;
                EventBean[] oldData = null;
                if (CurrentBatch.IsNotEmpty())
                {
                    newData = CurrentBatch.ToArray();
                }
                if ((LastBatch != null) && (LastBatch.IsNotEmpty()))
                {
                    oldData = LastBatch.ToArray();
                }

                // Update view buffer to serve expressions require access to events held
                if (_viewUpdatedCollection != null)
                {
                    _viewUpdatedCollection.Update(newData, oldData);
                }

                // Post new data (current batch) and old data (prior batch)
                if ((newData != null) || (oldData != null))
                {
                    if (InstrumentationHelper.ENABLED)
                    {
                        InstrumentationHelper.Get().QViewIndicate(this, _lengthBatchViewFactory.ViewName, newData, oldData);
                    }
                    UpdateChildren(newData, oldData);
                    if (InstrumentationHelper.ENABLED)
                    {
                        InstrumentationHelper.Get().AViewIndicate();
                    }
                }
            }

            LastBatch    = CurrentBatch;
            CurrentBatch = new ArrayDeque <EventBean>();
        }
Exemplo n.º 14
0
        protected internal static FilterSpecParamForge[] SortRemoveDups(IList<FilterSpecParamForge> parameters)
        {
            if (parameters.IsEmpty()) {
                return FilterSpecParamForge.EMPTY_PARAM_ARRAY;
            }

            if (parameters.Count == 1) {
                return new FilterSpecParamForge[] {parameters[0]};
            }

            ArrayDeque<FilterSpecParamForge> result = new ArrayDeque<FilterSpecParamForge>();
            OrderedDictionary<FilterOperator, IList<FilterSpecParamForge>> map =
                new OrderedDictionary<FilterOperator, IList<FilterSpecParamForge>>(COMPARATOR_PARAMETERS);
            foreach (var parameter in parameters) {
                var list = map.Get(parameter.FilterOperator);
                if (list == null) {
                    list = new List<FilterSpecParamForge>();
                    map.Put(parameter.FilterOperator, list);
                }

                var hasDuplicate = false;
                foreach (var existing in list) {
                    if (existing.Lookupable.Equals(parameter.Lookupable)) {
                        hasDuplicate = true;
                        break;
                    }
                }

                if (hasDuplicate) {
                    continue;
                }

                list.Add(parameter);
            }

            foreach (KeyValuePair<FilterOperator, IList<FilterSpecParamForge>> entry in map) {
                result.AddAll(entry.Value);
            }

            return result.ToArray();
        }
Exemplo n.º 15
0
        /// <summary>
        ///     This method updates child views and clears the batch of events.
        ///     We schedule a new callback at this time if there were events in the batch.
        /// </summary>
        private void SendBatch()
        {
            _isCallbackScheduled = false;

            // If there are child views and the batch was filled, fireStatementStopped update method
            if (Child != null) {
                // Convert to object arrays
                EventBean[] newData = null;
                EventBean[] oldData = null;
                if (!_currentBatch.IsEmpty()) {
                    newData = _currentBatch.ToArray();
                }

                if (_lastBatch != null && !_lastBatch.IsEmpty()) {
                    oldData = _lastBatch.ToArray();
                }

                // Post new data (current batch) and old data (prior batch)
                _viewUpdatedCollection?.Update(newData, oldData);

                if (newData != null || oldData != null || _factory.isForceUpdate) {
                    _agentInstanceContext.InstrumentationProvider.QViewIndicate(_factory, newData, oldData);
                    Child.Update(newData, oldData);
                    _agentInstanceContext.InstrumentationProvider.AViewIndicate();
                }
            }

            // Only if forceOutput is enabled or
            // there have been any events in this or the last interval do we schedule a callback,
            // such as to not waste resources when no events arrive.
            if (!_currentBatch.IsEmpty() ||
                _lastBatch != null && !_lastBatch.IsEmpty() ||
                _factory.isForceUpdate) {
                ScheduleCallback();
                _isCallbackScheduled = true;
            }

            _lastBatch = _currentBatch;
            _currentBatch = new ArrayDeque<EventBean>();
        }
Exemplo n.º 16
0
     private MultiKeyUntyped GetFilterValues(MatchedEventMap matchedEvents, AgentInstanceContext agentInstanceContext)
     {
         if (!_hasCollMapOrArray) {
             var constantsX = new Object[_listOfValues.Count];
             int countX = 0;
             foreach (FilterSpecParamInValue valuePlaceholder in _listOfValues) {
                 constantsX[countX++] = valuePlaceholder.GetFilterValue(matchedEvents, agentInstanceContext);
             }
             return new MultiKeyUntyped(constantsX);
         }
 
         var constants = new ArrayDeque<object>(_listOfValues.Count);
         int count = 0;
         foreach (FilterSpecParamInValue valuePlaceholder in _listOfValues) {
             Object value = valuePlaceholder.GetFilterValue(matchedEvents, agentInstanceContext);
             if (value != null) {
                 _adders[count].Add(constants, value);
             }
             count++;
         }
         return new MultiKeyUntyped(constants.ToArray());
     }
        /// <summary>
        /// Executes the prepared query.
        /// </summary>
        /// <returns>query results</returns>
        public EPPreparedQueryResult Execute(ContextPartitionSelector[] contextPartitionSelectors)
        {
            try {
                if (contextPartitionSelectors != null && contextPartitionSelectors.Length != 1)
                {
                    throw new ArgumentException("Number of context partition selectors must be one");
                }
                var optionalSingleSelector = contextPartitionSelectors != null && contextPartitionSelectors.Length > 0 ? contextPartitionSelectors[0] : null;

                // validate context
                if (Processor.ContextName != null &&
                    StatementSpec.OptionalContextName != null &&
                    !Processor.ContextName.Equals(StatementSpec.OptionalContextName))
                {
                    throw new EPException("Context for named window is '" + Processor.ContextName + "' and query specifies context '" + StatementSpec.OptionalContextName + "'");
                }

                // handle non-specified context
                if (StatementSpec.OptionalContextName == null)
                {
                    FireAndForgetInstance processorInstance = Processor.GetProcessorInstanceNoContext();
                    if (processorInstance != null)
                    {
                        var rows = Executor.Execute(processorInstance);
                        if (rows != null && rows.Length > 0)
                        {
                            Dispatch();
                        }
                        return(new EPPreparedQueryResult(Processor.EventTypePublic, rows));
                    }
                }

                // context partition runtime query
                var agentInstanceIds = EPPreparedExecuteMethodHelper.GetAgentInstanceIds(Processor, optionalSingleSelector, Services.ContextManagementService, Processor.ContextName);

                // collect events and agent instances
                if (agentInstanceIds.IsEmpty())
                {
                    return(new EPPreparedQueryResult(Processor.EventTypeResultSetProcessor, CollectionUtil.EVENTBEANARRAY_EMPTY));
                }

                if (agentInstanceIds.Count == 1)
                {
                    int agentInstanceId   = agentInstanceIds.First();
                    var processorInstance = Processor.GetProcessorInstanceContextById(agentInstanceId);
                    var rows = Executor.Execute(processorInstance);
                    if (rows.Length > 0)
                    {
                        Dispatch();
                    }
                    return(new EPPreparedQueryResult(Processor.EventTypeResultSetProcessor, rows));
                }

                var allRows = new ArrayDeque <EventBean>();
                foreach (int agentInstanceId in agentInstanceIds)
                {
                    var processorInstance = Processor.GetProcessorInstanceContextById(agentInstanceId);
                    if (processorInstance != null)
                    {
                        var rows = Executor.Execute(processorInstance);
                        allRows.AddAll(rows);
                    }
                }
                if (allRows.Count > 0)
                {
                    Dispatch();
                }
                return(new EPPreparedQueryResult(Processor.EventTypeResultSetProcessor, allRows.ToArray()));
            }
            finally {
                if (HasTableAccess)
                {
                    Services.TableService.TableExprEvaluatorContext.ReleaseAcquiredLocks();
                }
            }
        }
Exemplo n.º 18
0
        public override void Update(EventBean[] newData, EventBean[] oldData)
        {
            _oldEvents.Clear();
            EventBean[] newDataPosted = null;

            // handle remove stream
            if (oldData != null)
            {
                _isDiscardObserverEvents = true; // disable reaction logic in observer
                try
                {
                    foreach (View view in _views)
                    {
                        view.Update(null, oldData);
                    }
                }
                finally
                {
                    _isDiscardObserverEvents = false;
                }

                for (int i = 0; i < oldData.Length; i++)
                {
                    _oldEvents.Add(oldData[i]);
                }
            }

            if (newData != null)
            {
                _removalEvents.Clear();

                // new events must go to all views
                // old events, such as when removing from a named window, get removed from all views
                _isHasRemovestreamData  = false; // changed by observer logic to indicate new data
                _isRetainObserverEvents = true;  // enable retain logic in observer
                try
                {
                    foreach (View view in _views)
                    {
                        _newDataChildView = null;
                        view.Update(newData, oldData);

                        // first-X asymetric view post no insert stream for events that get dropped, remove these
                        if (_newDataChildView != null)
                        {
                            for (int i = 0; i < newData.Length; i++)
                            {
                                bool found = false;
                                for (int j = 0; j < _newDataChildView.Length; j++)
                                {
                                    if (_newDataChildView[i] == newData[i])
                                    {
                                        found = true;
                                        break;
                                    }
                                }
                                if (!found)
                                {
                                    _removalEvents.Add(newData[i]);
                                }
                            }
                        }
                        else
                        {
                            for (int i = 0; i < newData.Length; i++)
                            {
                                _removalEvents.Add(newData[i]);
                            }
                        }
                    }
                }
                finally
                {
                    _isRetainObserverEvents = false;
                }

                if (_removalEvents.IsNotEmpty())
                {
                    _isDiscardObserverEvents = true;
                    EventBean[] viewOldData = _removalEvents.ToArray();
                    try
                    {
                        for (int j = 0; j < _views.Length; j++)
                        {
                            _views[j].Update(null, viewOldData);
                        }
                    }
                    finally
                    {
                        _isDiscardObserverEvents = false;
                    }
                }

                // see if any child view has removed any events.
                // if there was an insert stream, handle pushed-out events
                if (_isHasRemovestreamData)
                {
                    // process each buffer
                    for (int i = 0; i < _oldEventsPerView.Length; i++)
                    {
                        if (_oldEventsPerView[i] == null)
                        {
                            continue;
                        }

                        EventBean[] viewOldData = _oldEventsPerView[i];
                        _oldEventsPerView[i] = null; // clear entry

                        // add each event to the set of events removed
                        foreach (EventBean oldEvent in viewOldData)
                        {
                            _removalEvents.Add(oldEvent);
                        }

                        _isDiscardObserverEvents = true;
                        try
                        {
                            for (int j = 0; j < _views.Length; j++)
                            {
                                if (i != j)
                                {
                                    _views[j].Update(null, viewOldData);
                                }
                            }
                        }
                        finally
                        {
                            _isDiscardObserverEvents = false;
                        }
                    }

                    _oldEvents.AddAll(_removalEvents);
                }

                _newEvents.Clear();
                for (int i = 0; i < newData.Length; i++)
                {
                    if (!_removalEvents.Contains(newData[i]))
                    {
                        _newEvents.Add(newData[i]);
                    }
                }

                if (_newEvents.IsNotEmpty())
                {
                    newDataPosted = _newEvents.ToArray();
                }
            }

            // indicate new and, possibly, old data
            EventBean[] oldDataPosted = null;
            if (_oldEvents.IsNotEmpty())
            {
                oldDataPosted = _oldEvents.ToArray();
            }
            if ((newDataPosted != null) || (oldDataPosted != null))
            {
                UpdateChildren(newDataPosted, oldDataPosted);
            }
            _oldEvents.Clear();
        }
Exemplo n.º 19
0
        public override void Update(EventBean[] newData, EventBean[] oldData)
        {
            // handle remove stream
            OneEventCollection oldDataColl = null;

            EventBean[] newDataPosted = null;
            if (oldData != null)
            {
                _isDiscardObserverEvents = true; // disable reaction logic in observer

                try
                {
                    foreach (var view in _views)
                    {
                        view.Update(null, oldData);
                    }
                }
                finally
                {
                    _isDiscardObserverEvents = false;
                }

                // remove from union
                foreach (var oldEvent in oldData)
                {
                    _unionWindow.RemoveAll(oldEvent);
                }

                oldDataColl = new OneEventCollection();
                oldDataColl.Add(oldData);
            }

            // add new event to union
            if (newData != null)
            {
                var removedByView = new bool[newData.Length, _views.Length];
                foreach (var newEvent in newData)
                {
                    _unionWindow.Add(newEvent, _views.Length);
                }

                // new events must go to all views
                // old events, such as when removing from a named window, get removed from all views
                _isHasRemovestreamData  = false; // changed by observer logic to indicate new data
                _isRetainObserverEvents = true;  // enable retain logic in observer
                try
                {
                    for (var viewIndex = 0; viewIndex < _views.Length; viewIndex++)
                    {
                        var view = _views[viewIndex];
                        view.Update(newData, null);

                        // first-X asymetric view post no insert stream for events that get dropped, remove these
                        if (_newDataChildView != null)
                        {
                            for (var i = 0; i < newData.Length; i++)
                            {
                                var found = false;
                                for (var j = 0; j < _newDataChildView.Length; j++)
                                {
                                    if (_newDataChildView[i] == newData[i])
                                    {
                                        found = true;
                                        break;
                                    }
                                }
                                if (!found)
                                {
                                    removedByView[i, viewIndex] = true;
                                }
                            }
                        }
                        else
                        {
                            for (var i = 0; i < newData.Length; i++)
                            {
                                removedByView[i, viewIndex] = true;
                            }
                        }
                    }
                }
                finally
                {
                    _isRetainObserverEvents = false;
                }

                // determine removed events, those that have a "true" in the remove by view index for all views
                _removalEvents.Clear();
                for (var i = 0; i < newData.Length; i++)
                {
                    var allTrue = true;
                    for (var j = 0; j < _views.Length; j++)
                    {
                        if (!removedByView[i, j])
                        {
                            allTrue = false;
                            break;
                        }
                    }
                    if (allTrue)
                    {
                        _removalEvents.Add(newData[i]);
                        _unionWindow.RemoveAll(newData[i]);
                    }
                }

                // remove if any
                if (_removalEvents.IsNotEmpty())
                {
                    _isDiscardObserverEvents = true;
                    var viewOldData = _removalEvents.ToArray();
                    try
                    {
                        for (var j = 0; j < _views.Length; j++)
                        {
                            _views[j].Update(null, viewOldData);
                        }
                    }
                    finally
                    {
                        _isDiscardObserverEvents = false;
                    }
                }

                // see if any child view has removed any events.
                // if there was an insert stream, handle pushed-out events
                if (_isHasRemovestreamData)
                {
                    IList <EventBean> removedEvents = null;

                    // process each buffer
                    for (var i = 0; i < _oldEventsPerView.Length; i++)
                    {
                        if (_oldEventsPerView[i] == null)
                        {
                            continue;
                        }

                        var viewOldData = _oldEventsPerView[i];
                        _oldEventsPerView[i] = null; // clear entry

                        // remove events for union, if the last event was removed then add it
                        foreach (var old in viewOldData)
                        {
                            var isNoMoreRef = _unionWindow.Remove(old);
                            if (isNoMoreRef)
                            {
                                if (removedEvents == null)
                                {
                                    _removalEvents.Clear();
                                    removedEvents = _removalEvents;
                                }
                                removedEvents.Add(old);
                            }
                        }
                    }

                    if (removedEvents != null)
                    {
                        if (oldDataColl == null)
                        {
                            oldDataColl = new OneEventCollection();
                        }
                        foreach (var oldItem in removedEvents)
                        {
                            oldDataColl.Add(oldItem);
                        }
                    }
                }

                _newEvents.Clear();
                for (var i = 0; i < newData.Length; i++)
                {
                    if (!_removalEvents.Contains(newData[i]))
                    {
                        _newEvents.Add(newData[i]);
                    }
                }

                if (_newEvents.IsNotEmpty())
                {
                    newDataPosted = _newEvents.ToArray();
                }
            }

            // indicate new and, possibly, old data
            if (HasViews && ((newDataPosted != null) || (oldDataColl != null)))
            {
                UpdateChildren(newDataPosted, oldDataColl != null ? oldDataColl.ToArray() : null);
            }
        }
Exemplo n.º 20
0
        public override void Update(EventBean[] newData, EventBean[] oldData)
        {
            if (InstrumentationHelper.ENABLED)
            {
                InstrumentationHelper.Get()
                .QViewProcessIRStream(this, _externallyTimedWindowViewFactory.ViewName, newData, oldData);
            }
            long timestamp = -1;

            // add data points to the window
            // we don't care about removed data from a prior view
            if (newData != null)
            {
                for (int i = 0; i < newData.Length; i++)
                {
                    timestamp = GetLongValue(newData[i]);
                    _timeWindow.Add(timestamp, newData[i]);
                }
            }

            // Remove from the window any events that have an older timestamp then the last event's timestamp
            ArrayDeque <EventBean> expired = null;

            if (timestamp != -1)
            {
                expired =
                    _timeWindow.ExpireEvents(timestamp - _timeDeltaComputation.DeltaMillisecondsSubtract(timestamp) + 1);
            }

            EventBean[] oldDataUpdate = null;
            if ((expired != null) && (!expired.IsEmpty()))
            {
                oldDataUpdate = expired.ToArray();
            }

            if ((oldData != null) && (AgentInstanceViewFactoryContext.IsRemoveStream))
            {
                foreach (EventBean anOldData in oldData)
                {
                    _timeWindow.Remove(anOldData);
                }

                if (oldDataUpdate == null)
                {
                    oldDataUpdate = oldData;
                }
                else
                {
                    oldDataUpdate = CollectionUtil.AddArrayWithSetSemantics(oldData, oldDataUpdate);
                }
            }

            if (_viewUpdatedCollection != null)
            {
                _viewUpdatedCollection.Update(newData, oldDataUpdate);
            }

            // If there are child views, fireStatementStopped update method
            if (HasViews)
            {
                if (InstrumentationHelper.ENABLED)
                {
                    InstrumentationHelper.Get().QViewIndicate(this, _externallyTimedWindowViewFactory.ViewName, newData, oldDataUpdate);
                }
                UpdateChildren(newData, oldDataUpdate);
                if (InstrumentationHelper.ENABLED)
                {
                    InstrumentationHelper.Get().AViewIndicate();
                }
            }

            if (InstrumentationHelper.ENABLED)
            {
                InstrumentationHelper.Get().AViewProcessIRStream();
            }
        }
Exemplo n.º 21
0
        public override void Update(
            EventBean[] newData,
            EventBean[] oldData)
        {
            agentInstanceContext.AuditProvider.View(newData, oldData, agentInstanceContext, ViewFactory);
            agentInstanceContext.InstrumentationProvider.QViewProcessIRStream(ViewFactory, newData, oldData);

            // handle remove stream
            OneEventCollection oldDataColl = null;
            EventBean[] newDataPosted = null;
            if (oldData != null) {
                isDiscardObserverEvents = true; // disable reaction logic in observer

                try {
                    foreach (var view in views) {
                        agentInstanceContext.InstrumentationProvider.QViewIndicate(ViewFactory, null, oldData);
                        view.Update(null, oldData);
                        agentInstanceContext.InstrumentationProvider.AViewIndicate();
                    }
                }
                finally {
                    isDiscardObserverEvents = false;
                }

                // remove from union
                foreach (var oldEvent in oldData) {
                    unionWindow.RemoveAll(oldEvent);
                }

                oldDataColl = new OneEventCollection();
                oldDataColl.Add(oldData);
            }

            // add new event to union
            if (newData != null) {
                var removedByView = new bool[newData.Length][]
                    .Fill(() => new bool[views.Length]);

                foreach (var newEvent in newData) {
                    unionWindow.Add(newEvent, views.Length);
                }

                // new events must go to all views
                // old events, such as when removing from a named window, get removed from all views
                isHasRemovestreamData = false; // changed by observer logic to indicate new data
                isRetainObserverEvents = true; // enable retain logic in observer
                try {
                    for (var viewIndex = 0; viewIndex < views.Length; viewIndex++) {
                        var view = views[viewIndex];
                        agentInstanceContext.InstrumentationProvider.QViewIndicate(ViewFactory, newData, null);
                        view.Update(newData, null);
                        agentInstanceContext.InstrumentationProvider.AViewIndicate();

                        // first-X asymetric view post no insert stream for events that get dropped, remove these
                        if (newDataChildView != null) {
                            for (var i = 0; i < newData.Length; i++) {
                                var found = false;
                                for (var j = 0; j < newDataChildView.Length; j++) {
                                    if (newDataChildView[i] == newData[i]) {
                                        found = true;
                                        break;
                                    }
                                }

                                if (!found) {
                                    removedByView[i][viewIndex] = true;
                                }
                            }
                        }
                        else {
                            for (var i = 0; i < newData.Length; i++) {
                                removedByView[i][viewIndex] = true;
                            }
                        }
                    }
                }
                finally {
                    isRetainObserverEvents = false;
                }

                // determine removed events, those that have a "true" in the remove by view index for all views
                removalEvents.Clear();
                for (var i = 0; i < newData.Length; i++) {
                    var allTrue = true;
                    for (var j = 0; j < views.Length; j++) {
                        if (!removedByView[i][j]) {
                            allTrue = false;
                            break;
                        }
                    }

                    if (allTrue) {
                        removalEvents.Add(newData[i]);
                        unionWindow.RemoveAll(newData[i]);
                    }
                }

                // remove if any
                if (!removalEvents.IsEmpty()) {
                    isDiscardObserverEvents = true;
                    var viewOldData = removalEvents.ToArray();
                    try {
                        for (var j = 0; j < views.Length; j++) {
                            agentInstanceContext.InstrumentationProvider.QViewIndicate(ViewFactory, null, viewOldData);
                            views[j].Update(null, viewOldData);
                            agentInstanceContext.InstrumentationProvider.AViewIndicate();
                        }
                    }
                    finally {
                        isDiscardObserverEvents = false;
                    }
                }

                // see if any child view has removed any events.
                // if there was an insert stream, handle pushed-out events
                if (isHasRemovestreamData) {
                    IList<EventBean> removedEvents = null;

                    // process each buffer
                    for (var i = 0; i < oldEventsPerView.Length; i++) {
                        if (oldEventsPerView[i] == null) {
                            continue;
                        }

                        var viewOldData = oldEventsPerView[i];
                        oldEventsPerView[i] = null; // clear entry

                        // remove events for union, if the last event was removed then add it
                        foreach (var old in viewOldData) {
                            var isNoMoreRef = unionWindow.Remove(old);
                            if (isNoMoreRef) {
                                if (removedEvents == null) {
                                    removalEvents.Clear();
                                    removedEvents = removalEvents;
                                }

                                removedEvents.Add(old);
                            }
                        }
                    }

                    if (removedEvents != null) {
                        if (oldDataColl == null) {
                            oldDataColl = new OneEventCollection();
                        }

                        foreach (var oldItem in removedEvents) {
                            oldDataColl.Add(oldItem);
                        }
                    }
                }

                newEvents.Clear();
                for (var i = 0; i < newData.Length; i++) {
                    if (!removalEvents.Contains(newData[i])) {
                        newEvents.Add(newData[i]);
                    }
                }

                if (!newEvents.IsEmpty()) {
                    newDataPosted = newEvents.ToArray();
                }
            }

            // indicate new and, possibly, old data
            if (Child != null && (newDataPosted != null || oldDataColl != null)) {
                var oldDataToPost = oldDataColl != null ? oldDataColl.ToArray() : null;
                agentInstanceContext.InstrumentationProvider.QViewIndicate(ViewFactory, newDataPosted, oldDataToPost);
                Child.Update(newDataPosted, oldDataToPost);
                agentInstanceContext.InstrumentationProvider.AViewIndicate();
            }

            agentInstanceContext.InstrumentationProvider.AViewProcessIRStream();
        }
Exemplo n.º 22
0
        public CompositeTableLookupStrategy(EventType eventType, int lookupStream, IList <QueryGraphValueEntryHashKeyed> hashKeys, IList <QueryGraphValueEntryRange> rangeKeyPairs, PropertyCompositeEventTable index)
        {
            _eventType     = eventType;
            _index         = index;
            _rangeKeyPairs = rangeKeyPairs;
            _chain         = CompositeIndexQueryFactory.MakeJoinSingleLookupStream(false, lookupStream, hashKeys, index.OptKeyCoercedTypes, rangeKeyPairs, index.OptRangeCoercedTypes);

            var expressionTexts = new ArrayDeque <string>();

            foreach (QueryGraphValueEntryRange pair in rangeKeyPairs)
            {
                ExprNode[] expressions = pair.Expressions;
                foreach (ExprNode node in expressions)
                {
                    expressionTexts.Add(ExprNodeUtility.ToExpressionStringMinPrecedenceSafe(node));
                }
            }
            _lookupStrategyDesc = new LookupStrategyDesc(LookupStrategyType.COMPOSITE, expressionTexts.ToArray());
        }