Package com.espertech.esper.common.internal.epl.expression.subquery

Class ExprSubselectRowNode

java.lang.Object

com.espertech.esper.common.internal.epl.expression.core.ExprNodeBase

com.espertech.esper.common.internal.epl.expression.subquery.ExprSubselectNode

com.espertech.esper.common.internal.epl.expression.subquery.ExprSubselectRowNode

All Implemented Interfaces:

ExprEnumerationForge, ExprEvaluator, ExprForge, ExprForgeInstrumentable, ExprNode, ExprNodeRenderable, ExprTypableReturnForge, ExprValidator

public class ExprSubselectRowNode
extends ExprSubselectNode

Represents a subselect in an expression tree.

Nested Class Summary

Nested classes/interfaces inherited from class com.espertech.esper.common.internal.epl.expression.subquery.ExprSubselectNode

ExprSubselectNode.SubqueryAggregationType

Field Summary

Fields

Modifier and Type	Field	Description
protected EventType	subselectMultirowType

Fields inherited from class com.espertech.esper.common.internal.epl.expression.subquery.ExprSubselectNode

EMPTY_SUBSELECT_ARRAY, filterExpr, havingExpr, rawEventType, selectAsNames, selectClause

Fields inherited from interface com.espertech.esper.common.internal.epl.expression.core.ExprEvaluator

EPTYPE, EPTYPEARRAY

Constructor Summary

Constructors

Constructor	Description
ExprSubselectRowNode(StatementSpecRaw statementSpec)	Ctor.

Method Summary

Modifier and Type	Method	Description
protected CodegenExpression	evalMatchesGetCollEventsCodegen(CodegenMethodScope parent, ExprSubselectEvalMatchSymbol symbols, CodegenClassScope classScope)
protected CodegenExpression	evalMatchesGetCollScalarCodegen(CodegenMethodScope parent, ExprSubselectEvalMatchSymbol symbols, CodegenClassScope classScope)
protected CodegenExpression	evalMatchesGetEventBeanCodegen(CodegenMethodScope parent, ExprSubselectEvalMatchSymbol symbols, CodegenClassScope classScope)
protected CodegenExpression	evalMatchesPlainCodegen(CodegenMethodScope parent, ExprSubselectEvalMatchSymbol symbols, CodegenClassScope classScope)
protected CodegenExpression	evalMatchesTypableMultiCodegen(CodegenMethodScope parent, ExprSubselectEvalMatchSymbol symbols, CodegenClassScope classScope)
protected CodegenExpression	evalMatchesTypableSingleCodegen(CodegenMethodScope parent, ExprSubselectEvalMatchSymbol symbols, CodegenClassScope classScope)
CodegenMethod	evaluateRowCodegen(CodegenMethodScope parent, CodegenClassScope classScope)
EPTypeClass	getComponentTypeCollection()
EPType	getEvaluationType()
EventType	getEventTypeCollection(StatementRawInfo statementRawInfo, StatementCompileTimeServices compileTimeServices)
EventType	getEventTypeSingle(StatementRawInfo statementRawInfo, StatementCompileTimeServices compileTimeServices)
boolean	isAllowMultiColumnSelect()
LinkedHashMap<String,Object>	typableGetRowProperties()
void	validateSubquery(ExprValidationContext validationContext)

Methods inherited from class com.espertech.esper.common.internal.epl.expression.subquery.ExprSubselectNode

equalsNode, evaluate, evaluate, evaluateCodegen, evaluateCodegenUninstrumented, evaluateGetEventBeanCodegen, evaluateGetROCollectionEventsCodegen, evaluateGetROCollectionScalarCodegen, evaluateTypableMultiCodegen, evaluateTypableSingleCodegen, getExprEvaluator, getExprEvaluatorEnumeration, getFilterStreamExprValidationContext, getFilterSubqueryStreamTypes, getForge, getForgeConstantType, getForgeRenderable, getPrecedence, getRawEventType, getRowProperties, getSelectClause, getStatementSpecCompiled, getStatementSpecRaw, getSubselectAggregationType, getSubselectNumber, isConstantResult, isFilterStreamSubselect, isMultirow, setFilterExpr, setFilterStreamSubselect, setFilterSubqueryStreamTypes, setHavingExpr, setRawEventType, setSelectAsNames, setSelectClause, setStatementSpecCompiled, setSubselectAggregationType, toArray, toPrecedenceFreeEPL, validate

Methods inherited from class com.espertech.esper.common.internal.epl.expression.core.ExprNodeBase

accept, accept, acceptChildnodes, addChildNode, addChildNodes, addChildNodeToFront, checkValidated, checkValidatedException, getChildNodes, replaceUnlistedChildNode, setChildNode, setChildNodes, toEPL

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

subselectMultirowType

protected EventType subselectMultirowType

Constructor Details

ExprSubselectRowNode

public ExprSubselectRowNode(StatementSpecRaw statementSpec)

Ctor.

Parameters:

statementSpec - is the lookup statement spec from the parser, unvalidated

Method Details

getEvaluationType

public EPType getEvaluationType()

validateSubquery

public void validateSubquery(ExprValidationContext validationContext)
                      throws ExprValidationException

Specified by:

validateSubquery in class ExprSubselectNode

Throws:

ExprValidationException

typableGetRowProperties

public LinkedHashMap<String,Object> typableGetRowProperties()
                                                     throws ExprValidationException

Specified by:

typableGetRowProperties in class ExprSubselectNode

Throws:

ExprValidationException

getEventTypeSingle

public EventType getEventTypeSingle(StatementRawInfo statementRawInfo,
 StatementCompileTimeServices compileTimeServices)
                             throws ExprValidationException

Throws:

ExprValidationException

getEventTypeCollection

public EventType getEventTypeCollection(StatementRawInfo statementRawInfo,
 StatementCompileTimeServices compileTimeServices)
                                 throws ExprValidationException

Throws:

ExprValidationException

getComponentTypeCollection

public EPTypeClass getComponentTypeCollection()
                                       throws ExprValidationException

Throws:

ExprValidationException

isAllowMultiColumnSelect

public boolean isAllowMultiColumnSelect()

Specified by:

isAllowMultiColumnSelect in class ExprSubselectNode

evalMatchesPlainCodegen

protected CodegenExpression evalMatchesPlainCodegen(CodegenMethodScope parent,
 ExprSubselectEvalMatchSymbol symbols,
 CodegenClassScope classScope)

Specified by:

evalMatchesPlainCodegen in class ExprSubselectNode

evalMatchesGetCollEventsCodegen

protected CodegenExpression evalMatchesGetCollEventsCodegen(CodegenMethodScope parent,
 ExprSubselectEvalMatchSymbol symbols,
 CodegenClassScope classScope)

Specified by:

evalMatchesGetCollEventsCodegen in class ExprSubselectNode

evalMatchesGetCollScalarCodegen

protected CodegenExpression evalMatchesGetCollScalarCodegen(CodegenMethodScope parent,
 ExprSubselectEvalMatchSymbol symbols,
 CodegenClassScope classScope)

Specified by:

evalMatchesGetCollScalarCodegen in class ExprSubselectNode

evalMatchesGetEventBeanCodegen

protected CodegenExpression evalMatchesGetEventBeanCodegen(CodegenMethodScope parent,
 ExprSubselectEvalMatchSymbol symbols,
 CodegenClassScope classScope)

Specified by:

evalMatchesGetEventBeanCodegen in class ExprSubselectNode

evaluateRowCodegen

public CodegenMethod evaluateRowCodegen(CodegenMethodScope parent,
 CodegenClassScope classScope)

evalMatchesTypableSingleCodegen

protected CodegenExpression evalMatchesTypableSingleCodegen(CodegenMethodScope parent,
 ExprSubselectEvalMatchSymbol symbols,
 CodegenClassScope classScope)

Specified by:

evalMatchesTypableSingleCodegen in class ExprSubselectNode

evalMatchesTypableMultiCodegen

protected CodegenExpression evalMatchesTypableMultiCodegen(CodegenMethodScope parent,
 ExprSubselectEvalMatchSymbol symbols,
 CodegenClassScope classScope)

Specified by:

evalMatchesTypableMultiCodegen in class ExprSubselectNode