Package com.espertech.esper.core.context.subselect

Examples of com.espertech.esper.core.context.subselect.SubSelectStrategyHolder

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            AIRegistryExpr aiRegistryExpr = statementContext.getStatementAgentInstanceRegistry().getAgentInstanceExprService();
            subselectStrategyInstances = new HashMap<ExprSubselectNode, SubSelectStrategyHolder>();
            for (ExprSubselectNode node : subSelectStrategyCollection.getSubqueries().keySet()) {
                AIRegistrySubselect specificService = aiRegistryExpr.allocateSubselect(node);
                node.setStrategy(specificService);
                subselectStrategyInstances.put(node, new SubSelectStrategyHolder(null, null, null, null, null, null));
            }

            ContextMergeView mergeView = new ContextMergeView(onExprView.getEventType());
            finalViewable = mergeView;
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                    AIRegistryPrevious specificSubselectPreviousService = aiRegistryExpr.allocatePrevious(subselectPrevious);
                    subselectPreviousStrategies.put(subselectPrevious, specificSubselectPreviousService);
                }

                AIRegistryAggregation subselectAggregation = aiRegistryExpr.allocateSubselectAggregation(entry.getKey());
                SubSelectStrategyHolder strategyHolder = new SubSelectStrategyHolder(specificService, subselectAggregation, subselectPriorStrategies, subselectPreviousStrategies, null, null);
                subselectStrategyInstances.put(entry.getKey(), strategyHolder);
            }

            // use statement-wide agent-instance-specific "prior"
            priorStrategyInstances = new HashMap<ExprPriorNode, ExprPriorEvalStrategy>();
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            }

            // allocate subquery
            for (Map.Entry<ExprSubselectNode, SubSelectStrategyHolder> item : startResult.getSubselectStrategies().entrySet()) {
                ExprSubselectNode node = item.getKey();
                SubSelectStrategyHolder strategyHolder = item.getValue();

                aiExprSvc.getSubselectService(node).assignService(agentInstanceId, strategyHolder.getStategy());

                // allocate prior within subquery
                for (Map.Entry<ExprPriorNode, ExprPriorEvalStrategy> priorEntry : strategyHolder.getPriorStrategies().entrySet()) {
                    aiExprSvc.getPriorServices(priorEntry.getKey()).assignService(agentInstanceId, priorEntry.getValue());
                }

                // allocate previous within subquery
                for (Map.Entry<ExprPreviousNode, ExprPreviousEvalStrategy> prevEntry : strategyHolder.getPreviousNodeStrategies().entrySet()) {
                    aiExprSvc.getPreviousServices(prevEntry.getKey()).assignService(agentInstanceId, prevEntry.getValue());
                }
            }

            // allocate prior-expressions
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            AIRegistryExpr aiRegistryExpr = statementContext.getStatementAgentInstanceRegistry().getAgentInstanceExprService();
            subselectStrategyInstances = new HashMap<ExprSubselectNode, SubSelectStrategyHolder>();
            for (ExprSubselectNode node : subSelectStrategyCollection.getSubqueries().keySet()) {
                AIRegistrySubselect specificService = aiRegistryExpr.allocateSubselect(node);
                node.setStrategy(specificService);
                subselectStrategyInstances.put(node, new SubSelectStrategyHolder(null, null, null, null, null, null));
            }

            ContextMergeView mergeView = new ContextMergeView(onExprView.getEventType());
            finalViewable = mergeView;
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                for (ExprPreviousNode subselectPrevious : entry.getValue().getPrevNodesList()) {
                    AIRegistryPrevious specificSubselectPreviousService = aiRegistryExpr.allocatePrevious(subselectPrevious);
                    subselectPreviousStrategies.put(subselectPrevious, specificSubselectPreviousService);
                }

                subselectStrategyInstances.put(entry.getKey(), new SubSelectStrategyHolder(specificService, aggregationService, subselectPriorStrategies, subselectPreviousStrategies, null, null));
            }

            // use statement-wide agent-instance-specific "prior"
            priorStrategyInstances = new HashMap<ExprPriorNode, ExprPriorEvalStrategy>();
            for (ExprPriorNode priorNode : selectDesc.getViewResourceDelegateUnverified().getPriorRequests()) {
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            AIRegistryExpr aiRegistryExpr = statementContext.getStatementAgentInstanceRegistry().getAgentInstanceExprService();
            subselectStrategyInstances = new HashMap<ExprSubselectNode, SubSelectStrategyHolder>();
            for (ExprSubselectNode node : subSelectStrategyCollection.getSubqueries().keySet()) {
                AIRegistrySubselect specificService = aiRegistryExpr.allocateSubselect(node);
                node.setStrategy(specificService);
                subselectStrategyInstances.put(node, new SubSelectStrategyHolder(specificService, null, null, null, null, null));
            }

            ContextMergeView mergeView = new ContextMergeView(resultSetProcessorPrototype.getResultSetProcessorFactory().getResultEventType());
            finalViewable = mergeView;
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Related Classes of com.espertech.esper.core.context.subselect.SubSelectStrategyHolder

  • com.espertech.esper.core.context.util.StatementAgentInstanceUtil
  • com.espertech.esper.core.start.EPStatementStartMethodHelperAssignExpr
  • com.espertech.esper.core.start.EPStatementStartMethodOnTrigger
  • com.espertech.esper.core.start.EPStatementStartMethodSelect
  • com.espertech.esper.core.start.EPStatementStartMethodUpdate
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