Module org.eclipse.persistence.core
Class AvgNode
java.lang.Object
org.eclipse.persistence.internal.jpa.parsing.Node
org.eclipse.persistence.internal.jpa.parsing.AggregateNode
org.eclipse.persistence.internal.jpa.parsing.AvgNode
- All Implemented Interfaces:
AliasableNode
INTERNAL
Purpose: Model a AVG
Responsibilities:
- Apply itself to a query correctly
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Field Summary
Fields inherited from class org.eclipse.persistence.internal.jpa.parsing.Node
alias, left, right, shouldGenerateExpression
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionprotected Expression
INTERNALvoid
applyToQuery
(ObjectLevelReadQuery theQuery, GenerationContext context) INTERNAL Apply this node to the passed queryINTERNAL Get the string representation of this node.void
validate
(ParseTreeContext context) INTERNAL Validate node and calculate its type.Methods inherited from class org.eclipse.persistence.internal.jpa.parsing.AggregateNode
generateExpression, isAggregateNode, isAliasableNode, resolveAttribute, resolveClass, setDistinct, usesDistinct
Methods inherited from class org.eclipse.persistence.internal.jpa.parsing.Node
addToExpression, appendExpression, getAlias, getColumn, getLeft, getLine, getRight, getType, hasLeft, hasRight, isAttributeNode, isConstructorNode, isCountNode, isDivideNode, isDotNode, isEscape, isLiteralNode, isMapKeyNode, isMinusNode, isMultiplyNode, isNotNode, isParameterNode, isPlusNode, isSubqueryNode, isVariableNode, qualifyAttributeAccess, resolveClass, resolveMapping, resolveMapping, setAlias, setColumn, setLeft, setLine, setRight, setType, toString, toString, toStringDisplayName, toStringIndent, validateParameter
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
Methods inherited from interface org.eclipse.persistence.internal.jpa.parsing.AliasableNode
getAlias, setAlias
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Constructor Details
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AvgNode
public AvgNode()
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Method Details
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applyToQuery
INTERNAL Apply this node to the passed query- Overrides:
applyToQuery
in classNode
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validate
INTERNAL Validate node and calculate its type. -
addAggregateExression
INTERNAL- Specified by:
addAggregateExression
in classAggregateNode
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getAsString
INTERNAL Get the string representation of this node.- Overrides:
getAsString
in classNode
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