Exemple #1
0
        public static FilterValueSetParam[][] GetAddendumFilters(
            FilterSpecCompiled filterSpecCompiled,
            int hashCode,
            ContextDetailHash hashSpec,
            ContextControllerStatementDesc statementDesc)
        {
            // determine whether create-named-window
            var isCreateWindow = statementDesc != null && statementDesc.Statement.StatementSpec.CreateWindowDesc != null;
            ContextDetailHashItem foundPartition = null;

            if (!isCreateWindow)
            {
                foundPartition = FindHashItemSpec(hashSpec, filterSpecCompiled);
            }
            else
            {
                string declaredAsName = statementDesc.Statement.StatementSpec.CreateWindowDesc.AsEventTypeName;
                foreach (var partitionItem in hashSpec.Items)
                {
                    if (partitionItem.FilterSpecCompiled.FilterForEventType.Name.Equals(declaredAsName))
                    {
                        foundPartition = partitionItem;
                        break;
                    }
                }
            }

            if (foundPartition == null)
            {
                return(null);
            }

            var filter = new FilterValueSetParamImpl(foundPartition.Lookupable, FilterOperator.EQUAL, hashCode);

            var addendum = new FilterValueSetParam[1][];

            addendum[0] = new FilterValueSetParam[]
            {
                filter
            };

            var partitionFilters = foundPartition.ParametersCompiled;

            if (partitionFilters != null)
            {
                addendum = ContextControllerAddendumUtil.AddAddendum(partitionFilters, filter);
            }
            return(addendum);
        }
Exemple #2
0
        public static ContextDetailHashItem FindHashItemSpec(ContextDetailHash hashSpec, FilterSpecCompiled filterSpec)
        {
            ContextDetailHashItem foundPartition = null;

            foreach (var partitionItem in hashSpec.Items)
            {
                var typeOrSubtype = EventTypeUtility.IsTypeOrSubTypeOf(filterSpec.FilterForEventType, partitionItem.FilterSpecCompiled.FilterForEventType);
                if (typeOrSubtype)
                {
                    foundPartition = partitionItem;
                }
            }

            return(foundPartition);
        }
        public ContextControllerHashedFilterCallback(
            EPServicesContext servicesContext,
            AgentInstanceContext agentInstanceContextCreateContext,
            ContextDetailHashItem hashItem,
            ContextControllerHashedInstanceCallback callback,
            ContextInternalFilterAddendum filterAddendum)
        {
            _agentInstanceContextCreateContext = agentInstanceContextCreateContext;
            _callback = callback;
            _getter   = hashItem.Lookupable.Getter;

            _filterHandle = new EPStatementHandleCallback(agentInstanceContextCreateContext.EpStatementAgentInstanceHandle, this);

            FilterValueSetParam[][] addendum = filterAddendum != null?filterAddendum.GetFilterAddendum(hashItem.FilterSpecCompiled) : null;

            FilterValueSet filterValueSet = hashItem.FilterSpecCompiled.GetValueSet(null, null, addendum);

            _filterServiceEntry = servicesContext.FilterService.Add(filterValueSet, _filterHandle);

            long filtersVersion = servicesContext.FilterService.FiltersVersion;

            agentInstanceContextCreateContext.EpStatementAgentInstanceHandle.StatementFilterVersion.StmtFilterVersion = filtersVersion;
        }
Exemple #4
0
        // Compare filters in statement with filters in segmented context, addendum filter compilation
        /// <summary>
        /// Gets the addendum filters.
        /// </summary>
        /// <param name="addendums">The addendums.</param>
        /// <param name="agentInstanceId">The agent instance identifier.</param>
        /// <param name="filtersSpecs">The filters specs.</param>
        /// <param name="hashSpec">The hash spec.</param>
        /// <param name="statementDesc">The statement desc.</param>
        private static void GetAddendumFilters(
            IDictionary <FilterSpecCompiled, FilterValueSetParam[][]> addendums,
            int agentInstanceId,
            IList <FilterSpecCompiled> filtersSpecs,
            ContextDetailHash hashSpec,
            ContextControllerStatementDesc statementDesc)
        {
            // determine whether create-named-window
            var isCreateWindow = statementDesc != null && statementDesc.Statement.StatementSpec.CreateWindowDesc != null;

            if (!isCreateWindow)
            {
                foreach (var filtersSpec in filtersSpecs)
                {
                    var foundPartition = FindHashItemSpec(hashSpec, filtersSpec);
                    if (foundPartition == null)
                    {
                        continue;
                    }

                    FilterValueSetParam filter = new FilterValueSetParamImpl(foundPartition.Lookupable, FilterOperator.EQUAL, agentInstanceId);

                    var addendum = new FilterValueSetParam[1][];
                    addendum[0] = new FilterValueSetParam[] { filter };

                    var partitionFilters = foundPartition.ParametersCompiled;
                    if (partitionFilters != null)
                    {
                        addendum = ContextControllerAddendumUtil.AddAddendum(partitionFilters, filter);
                    }

                    FilterValueSetParam[][] existing = addendums.Get(filtersSpec);
                    if (existing != null)
                    {
                        addendum = ContextControllerAddendumUtil.MultiplyAddendum(existing, addendum);
                    }

                    addendums[filtersSpec] = addendum;
                }
            }
            // handle segmented context for create-window
            else
            {
                var declaredAsName = statementDesc.Statement.StatementSpec.CreateWindowDesc.AsEventTypeName;
                if (declaredAsName != null)
                {
                    foreach (var filterSpec in filtersSpecs)
                    {
                        ContextDetailHashItem foundPartition = null;
                        foreach (var partitionItem in hashSpec.Items)
                        {
                            if (partitionItem.FilterSpecCompiled.FilterForEventType.Name.Equals(declaredAsName))
                            {
                                foundPartition = partitionItem;
                                break;
                            }
                        }

                        if (foundPartition == null)
                        {
                            continue;
                        }

                        FilterValueSetParam filter = new FilterValueSetParamImpl(foundPartition.Lookupable, FilterOperator.EQUAL, agentInstanceId);

                        var addendum = new FilterValueSetParam[1][];
                        addendum[0] = new FilterValueSetParam[] { filter };

                        var existing = addendums.Get(filterSpec);
                        if (existing != null)
                        {
                            addendum = ContextControllerAddendumUtil.MultiplyAddendum(existing, addendum);
                        }

                        addendums[filterSpec] = addendum;
                    }
                }
            }
        }