Package | Description |
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com.espertech.esper.core.service |
Implementation of client package interfaces, glue code
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com.espertech.esper.epl.agg.service |
Aggregation services.
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Modifier and Type | Method and Description |
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AggregationServiceFactoryService |
StatementContext.getAggregationServiceFactoryService() |
Constructor and Description |
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StatementContext(StatementContextEngineServices stmtEngineServices,
byte[] statementIdBytes,
SchedulingService schedulingService,
ScheduleBucket scheduleBucket,
EPStatementHandle epStatementHandle,
ViewResolutionService viewResultionService,
PatternObjectResolutionService patternResolutionService,
StatementExtensionSvcContext statementExtensionSvcContext,
StatementStopService statementStopService,
MethodResolutionService methodResolutionService,
PatternContextFactory patternContextFactory,
FilterService filterService,
StatementResultService statementResultService,
InternalEventRouteDest internalEventEngineRouteDest,
java.lang.annotation.Annotation[] annotations,
StatementAIResourceRegistry statementAgentInstanceRegistry,
StatementAgentInstanceLock defaultAgentInstanceLock,
ContextDescriptor contextDescriptor,
PatternSubexpressionPoolStmtSvc patternSubexpressionPoolSvc,
boolean statelessSelect,
ContextControllerFactoryService contextControllerFactoryService,
AgentInstanceScriptContext defaultAgentInstanceScriptContext,
AggregationServiceFactoryService aggregationServiceFactoryService)
Constructor.
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Modifier and Type | Class and Description |
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class |
AggregationServiceFactoryServiceImpl |
Modifier and Type | Field and Description |
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static AggregationServiceFactoryService |
AggregationServiceFactoryServiceImpl.DEFAULT_FACTORY |
Modifier and Type | Method and Description |
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static AggregationServiceFactoryDesc |
AggregationServiceFactoryFactory.getService(java.util.List<ExprAggregateNode> selectAggregateExprNodes,
ExprNode[] groupByNodes,
java.util.List<ExprAggregateNode> havingAggregateExprNodes,
java.util.List<ExprAggregateNode> orderByAggregateExprNodes,
java.util.List<ExprAggregateNodeGroupKey> groupKeyExpressions,
boolean hasGroupByClause,
ExprEvaluatorContext exprEvaluatorContext,
java.lang.annotation.Annotation[] annotations,
VariableService variableService,
boolean isJoin,
boolean isDisallowNoReclaim,
ExprNode whereClause,
ExprNode havingClause,
AggregationServiceFactoryService factoryService,
EventType[] typesPerStream,
MethodResolutionService methodResolutionService,
AggregationGroupByRollupDesc groupByRollupDesc,
java.lang.String optionalContextName)
Returns an instance to handle the aggregation required by the aggregation expression nodes, depending on
whether there are any group-by nodes.
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