public EPStatementStartMethodSelectDesc(
StatementAgentInstanceFactorySelect statementAgentInstanceFactorySelect,
SubSelectStrategyCollection subSelectStrategyCollection,
ViewResourceDelegateUnverified viewResourceDelegateUnverified,
ResultSetProcessorFactoryDesc resultSetProcessorPrototypeDesc,
EPStatementStopMethod stopMethod,
EPStatementDestroyCallbackList destroyCallbacks)
{
StatementAgentInstanceFactorySelect = statementAgentInstanceFactorySelect;
SubSelectStrategyCollection = subSelectStrategyCollection;
ViewResourceDelegateUnverified = viewResourceDelegateUnverified;
ResultSetProcessorPrototypeDesc = resultSetProcessorPrototypeDesc;
StopMethod = stopMethod;
DestroyCallbacks = destroyCallbacks;
}
public override OnExprViewResult DetermineOnExprView(
AgentInstanceContext agentInstanceContext,
IList <StopCallback> stopCallbacks,
bool isRecoveringReslient)
{
var processors = new ResultSetProcessor[_items.Length];
for (int i = 0; i < processors.Length; i++)
{
ResultSetProcessorFactoryDesc factory = _items[i].FactoryDesc;
ResultSetProcessor processor = factory.ResultSetProcessorFactory.Instantiate(
null, null, agentInstanceContext);
processors[i] = processor;
}
var tableStateInstances = new TableStateInstance[processors.Length];
for (int i = 0; i < _items.Length; i++)
{
string tableName = _items[i].InsertIntoTableNames;
if (tableName != null)
{
tableStateInstances[i] = agentInstanceContext.StatementContext.TableService.GetState(
tableName, agentInstanceContext.AgentInstanceId);
}
}
var whereClauseEvals = new ExprEvaluator[_items.Length];
for (int i = 0; i < _items.Length; i++)
{
whereClauseEvals[i] = _items[i].WhereClause == null ? null : _items[i].WhereClause.ExprEvaluator;
}
var desc = (OnTriggerSplitStreamDesc)base.StatementSpec.OnTriggerDesc;
var view = new RouteResultView(
desc.IsFirst, _activatorResultEventType, base.StatementContext.EpStatementHandle, base.Services.InternalEventRouter,
tableStateInstances, _items, processors, whereClauseEvals, agentInstanceContext);
return(new OnExprViewResult(view, null));
}
public static ResultSetProcessor GetAssignResultSetProcessor(
AgentInstanceContext agentInstanceContext,
ResultSetProcessorFactoryDesc resultSetProcessorPrototype,
bool isSubquery,
int? subqueryNumber,
bool isFireAndForget)
{
AggregationService aggregationService = null;
if (resultSetProcessorPrototype.AggregationServiceFactoryDesc != null)
{
aggregationService =
resultSetProcessorPrototype.AggregationServiceFactoryDesc.AggregationServiceFactory.MakeService(
agentInstanceContext, agentInstanceContext.StatementContext.EngineImportService, isSubquery,
subqueryNumber);
}
OrderByProcessor orderByProcessor = null;
if (resultSetProcessorPrototype.OrderByProcessorFactory != null)
{
orderByProcessor = resultSetProcessorPrototype.OrderByProcessorFactory.Instantiate(
aggregationService, agentInstanceContext);
}
var processor = resultSetProcessorPrototype.ResultSetProcessorFactory.Instantiate(
orderByProcessor, aggregationService, agentInstanceContext);
// initialize aggregation expression nodes
if (resultSetProcessorPrototype.AggregationServiceFactoryDesc != null)
{
foreach (var aggregation in resultSetProcessorPrototype.AggregationServiceFactoryDesc.Expressions)
{
aggregation.AssignFuture(aggregationService);
}
}
return processor;
}
public StatementAgentInstanceFactoryOnTriggerNamedWindow(StatementContext statementContext, StatementSpecCompiled statementSpec, EPServicesContext services, ViewableActivator activator, SubSelectStrategyCollection subSelectStrategyCollection, ResultSetProcessorFactoryDesc resultSetProcessorPrototype, ExprNode validatedJoin, ResultSetProcessorFactoryDesc outputResultSetProcessorPrototype, NamedWindowOnExprFactory onExprFactory, OutputProcessViewFactory outputProcessViewFactory, EventType activatorResultEventType, NamedWindowProcessor processor, IList <StopCallback> stopCallbacks)
: base(statementContext, statementSpec, services, activator, subSelectStrategyCollection)
{
_resultSetProcessorPrototype = resultSetProcessorPrototype;
_outputResultSetProcessorPrototype = outputResultSetProcessorPrototype;
_onExprFactory = onExprFactory;
_outputProcessViewFactory = outputProcessViewFactory;
_processor = processor;
IndexHintPair pair = GetIndexHintPair(statementContext, statementSpec);
IndexHint indexHint = pair.IndexHint;
ExcludePlanHint excludePlanHint = pair.ExcludePlanHint;
_queryPlan = SubordinateQueryPlanner.PlanOnExpression(
validatedJoin, activatorResultEventType, indexHint, processor.IsEnableSubqueryIndexShare, -1, excludePlanHint,
processor.IsVirtualDataWindow, processor.EventTableIndexMetadataRepo, processor.NamedWindowType,
processor.OptionalUniqueKeyProps, false, statementContext.StatementName, statementContext.StatementId, statementContext.Annotations);
if (_queryPlan.IndexDescs != null)
{
SubordinateQueryPlannerUtil.AddIndexMetaAndRef(_queryPlan.IndexDescs, processor.EventTableIndexMetadataRepo, statementContext.StatementName);
stopCallbacks.Add(new ProxyStopCallback(() =>
{
for (int i = 0; i < _queryPlan.IndexDescs.Length; i++)
{
bool last = processor.EventTableIndexMetadataRepo.RemoveIndexReference(_queryPlan.IndexDescs[i].IndexMultiKey, statementContext.StatementName);
if (last)
{
processor.EventTableIndexMetadataRepo.RemoveIndex(_queryPlan.IndexDescs[i].IndexMultiKey);
processor.RemoveAllInstanceIndexes(_queryPlan.IndexDescs[i].IndexMultiKey);
}
}
}));
}
SubordinateQueryPlannerUtil.QueryPlanLogOnExpr(processor.RootView.IsQueryPlanLogging, NamedWindowRootView.QueryPlanLog,
_queryPlan, statementContext.Annotations, statementContext.EngineImportService);
}
public StatementAgentInstanceFactoryCreateWindow(StatementContext statementContext, StatementSpecCompiled statementSpec, EPServicesContext services, ViewableActivator activator, ViewFactoryChain unmaterializedViewChain, ResultSetProcessorFactoryDesc resultSetProcessorPrototype, OutputProcessViewFactory outputProcessViewFactory, bool recoveringStatement)
: base(statementContext.Annotations)
{
_statementContext = statementContext;
_statementSpec = statementSpec;
_services = services;
_activator = activator;
_unmaterializedViewChain = unmaterializedViewChain;
_resultSetProcessorPrototype = resultSetProcessorPrototype;
_outputProcessViewFactory = outputProcessViewFactory;
_isRecoveringStatement = recoveringStatement;
}
public StatementAgentInstanceFactoryOnTriggerSetVariable(StatementContext statementContext, StatementSpecCompiled statementSpec, EPServicesContext services, ViewableActivator activator, SubSelectStrategyCollection subSelectStrategyCollection, OnSetVariableViewFactory onSetVariableViewFactory, ResultSetProcessorFactoryDesc outputResultSetProcessorPrototype, OutputProcessViewFactory outputProcessViewFactory)
: base(statementContext, statementSpec, services, activator, subSelectStrategyCollection)
{
_onSetVariableViewFactory = onSetVariableViewFactory;
_outputResultSetProcessorPrototype = outputResultSetProcessorPrototype;
_outputProcessViewFactory = outputProcessViewFactory;
}
public static Pair <ResultSetProcessor, AggregationService> StartResultSetAndAggregation(ResultSetProcessorFactoryDesc resultSetProcessorPrototype, AgentInstanceContext agentInstanceContext, bool isSubquery, int?subqueryNumber)
{
AggregationService aggregationService = null;
if (resultSetProcessorPrototype.AggregationServiceFactoryDesc != null)
{
aggregationService =
resultSetProcessorPrototype.AggregationServiceFactoryDesc.AggregationServiceFactory.MakeService(
agentInstanceContext, agentInstanceContext.StatementContext.EngineImportService, isSubquery, subqueryNumber);
}
OrderByProcessor orderByProcessor = null;
if (resultSetProcessorPrototype.OrderByProcessorFactory != null)
{
orderByProcessor = resultSetProcessorPrototype.OrderByProcessorFactory.Instantiate(aggregationService, agentInstanceContext);
}
ResultSetProcessor resultSetProcessor = resultSetProcessorPrototype.ResultSetProcessorFactory.Instantiate(orderByProcessor, aggregationService, agentInstanceContext);
return(new Pair <ResultSetProcessor, AggregationService>(resultSetProcessor, aggregationService));
}
public StatementAgentInstanceFactoryOnTriggerTable(StatementContext statementContext, StatementSpecCompiled statementSpec, EPServicesContext services, ViewableActivator activator, SubSelectStrategyCollection subSelectStrategyCollection, ResultSetProcessorFactoryDesc resultSetProcessorPrototype, ExprNode validatedJoin, TableOnViewFactory onExprFactory, EventType activatorResultEventType, TableMetadata tableMetadata, ResultSetProcessorFactoryDesc outputResultSetProcessorPrototype, OutputProcessViewFactory outputProcessViewFactory)
: base(statementContext, statementSpec, services, activator, subSelectStrategyCollection)
{
_resultSetProcessorPrototype = resultSetProcessorPrototype;
_onExprFactory = onExprFactory;
_outputResultSetProcessorPrototype = outputResultSetProcessorPrototype;
_outputProcessViewFactory = outputProcessViewFactory;
var pair = StatementAgentInstanceFactoryOnTriggerNamedWindow.GetIndexHintPair(statementContext, statementSpec);
var indexHint = pair.IndexHint;
var excludePlanHint = pair.ExcludePlanHint;
_queryPlanResult = SubordinateQueryPlanner.PlanOnExpression(
validatedJoin, activatorResultEventType, indexHint, true, -1, excludePlanHint,
false, tableMetadata.EventTableIndexMetadataRepo, tableMetadata.InternalEventType,
tableMetadata.UniqueKeyProps, true, statementContext.StatementName, statementContext.StatementId, statementContext.Annotations);
if (_queryPlanResult.IndexDescs != null)
{
for (var i = 0; i < _queryPlanResult.IndexDescs.Length; i++)
{
tableMetadata.AddIndexReference(_queryPlanResult.IndexDescs[i].IndexName, statementContext.StatementName);
}
}
SubordinateQueryPlannerUtil.QueryPlanLogOnExpr(tableMetadata.IsQueryPlanLogging, TableServiceImpl.QueryPlanLog,
_queryPlanResult, statementContext.Annotations);
}
public static Pair <ResultSetProcessor, AggregationService> StartResultSetAndAggregation(ResultSetProcessorFactoryDesc resultSetProcessorPrototype, AgentInstanceContext agentInstanceContext)
{
AggregationService aggregationService = null;
if (resultSetProcessorPrototype.AggregationServiceFactoryDesc != null)
{
aggregationService = resultSetProcessorPrototype.AggregationServiceFactoryDesc.AggregationServiceFactory.MakeService(agentInstanceContext, agentInstanceContext.StatementContext.MethodResolutionService);
}
OrderByProcessor orderByProcessor = null;
if (resultSetProcessorPrototype.OrderByProcessorFactory != null)
{
orderByProcessor = resultSetProcessorPrototype.OrderByProcessorFactory.Instantiate(aggregationService, agentInstanceContext);
}
ResultSetProcessor resultSetProcessor = resultSetProcessorPrototype.ResultSetProcessorFactory.Instantiate(orderByProcessor, aggregationService, agentInstanceContext);
return(new Pair <ResultSetProcessor, AggregationService>(resultSetProcessor, aggregationService));
}
public static ResultSetProcessor GetAssignResultSetProcessor(AgentInstanceContext agentInstanceContext, ResultSetProcessorFactoryDesc resultSetProcessorPrototype)
{
AggregationService aggregationService = null;
if (resultSetProcessorPrototype.AggregationServiceFactoryDesc != null)
{
aggregationService = resultSetProcessorPrototype.AggregationServiceFactoryDesc.AggregationServiceFactory.MakeService(agentInstanceContext, agentInstanceContext.StatementContext.MethodResolutionService);
}
OrderByProcessor orderByProcessor = null;
if (resultSetProcessorPrototype.OrderByProcessorFactory != null)
{
orderByProcessor = resultSetProcessorPrototype.OrderByProcessorFactory.Instantiate(
aggregationService, agentInstanceContext);
}
var processor = resultSetProcessorPrototype.ResultSetProcessorFactory.Instantiate(orderByProcessor, aggregationService, agentInstanceContext);
// initialize aggregation expression nodes
if (resultSetProcessorPrototype.AggregationServiceFactoryDesc != null)
{
foreach (var aggregation in resultSetProcessorPrototype.AggregationServiceFactoryDesc.Expressions)
{
aggregation.AssignFuture(aggregationService);
}
}
return(processor);
}
