com.espertech.esper.epl.join.plan

Class QueryGraphValue

java.lang.Object

com.espertech.esper.epl.join.plan.QueryGraphValue

public class QueryGraphValue
extends Object

Property lists stored as a value for each stream-to-stream relationship, for use by QueryGraph.

Constructor Summary

Constructors

Constructor and Description
QueryGraphValue() Ctor.

Method Summary

Modifier and Type	Method and Description
void	addCustom(ExprNode[] indexExpressions, String operationName, int expressionPosition, ExprNode expression)
void	addInKeywordMultiIdx(ExprNode testPropExpr, ExprNode[] setProps)
void	addInKeywordSingleIdx(ExprNode testPropIdent, ExprNode[] setPropExpr)
void	addKeyedExpr(ExprIdentNode indexedPropIdent, ExprNode exprNodeNoIdent)
void	addRange(QueryGraphRangeEnum rangeType, ExprNode propertyStart, ExprNode propertyEnd, ExprIdentNode propertyValueIdent)
void	addRelOp(ExprNode propertyKey, QueryGraphRangeEnum op, ExprIdentNode propertyValueIdent, boolean isBetweenOrIn)
boolean	addStrictCompare(String keyProperty, ExprIdentNode keyPropNode, ExprIdentNode indexPropertyIdent) Add key and index property.
void	addUnkeyedExpr(ExprIdentNode indexedPropIdent, ExprNode exprNodeNoIdent)
QueryGraphValuePairHashKeyIndex	getHashKeyProps()
List<QueryGraphValuePairInKWMultiIdx>	getInKeywordMulti()
QueryGraphValuePairInKWSingleIdx	getInKeywordSingles()
List<QueryGraphValueDesc>	getItems()
QueryGraphValuePairRangeIndex	getRangeProps()
boolean	isEmptyNotNavigable()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryGraphValue

public QueryGraphValue()

Ctor.

Method Detail

isEmptyNotNavigable

public boolean isEmptyNotNavigable()

getItems

public List<QueryGraphValueDesc> getItems()

addStrictCompare

public boolean addStrictCompare(String keyProperty,
                                ExprIdentNode keyPropNode,
                                ExprIdentNode indexPropertyIdent)

Add key and index property.

Parameters:

keyProperty - - key property

indexPropertyIdent - - index property

keyPropNode - key node

Returns:

true if added and either property did not exist, false if either already existed

addRange

public void addRange(QueryGraphRangeEnum rangeType,
                     ExprNode propertyStart,
                     ExprNode propertyEnd,
                     ExprIdentNode propertyValueIdent)

addRelOp

public void addRelOp(ExprNode propertyKey,
                     QueryGraphRangeEnum op,
                     ExprIdentNode propertyValueIdent,
                     boolean isBetweenOrIn)

addUnkeyedExpr

public void addUnkeyedExpr(ExprIdentNode indexedPropIdent,
                           ExprNode exprNodeNoIdent)

addKeyedExpr

public void addKeyedExpr(ExprIdentNode indexedPropIdent,
                         ExprNode exprNodeNoIdent)

getHashKeyProps

public QueryGraphValuePairHashKeyIndex getHashKeyProps()

getRangeProps

public QueryGraphValuePairRangeIndex getRangeProps()

toString

public String toString()

Overrides:

toString in class Object

addInKeywordMultiIdx

public void addInKeywordMultiIdx(ExprNode testPropExpr,
                                 ExprNode[] setProps)

addInKeywordSingleIdx

public void addInKeywordSingleIdx(ExprNode testPropIdent,
                                  ExprNode[] setPropExpr)

getInKeywordSingles

public QueryGraphValuePairInKWSingleIdx getInKeywordSingles()

getInKeywordMulti

public List<QueryGraphValuePairInKWMultiIdx> getInKeywordMulti()

addCustom

public void addCustom(ExprNode[] indexExpressions,
                      String operationName,
                      int expressionPosition,
                      ExprNode expression)