Class MaxNode
- java.lang.Object
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- org.eclipse.persistence.internal.jpa.parsing.Node
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- org.eclipse.persistence.internal.jpa.parsing.AggregateNode
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- org.eclipse.persistence.internal.jpa.parsing.MaxNode
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- All Implemented Interfaces:
AliasableNode
public class MaxNode extends AggregateNode
INTERNALPurpose: Model a MAX
Responsibilities:
- Apply itself to a query correctly
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Field Summary
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Fields inherited from class org.eclipse.persistence.internal.jpa.parsing.Node
alias, left, right, shouldGenerateExpression
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Constructor Summary
Constructors Constructor Description MaxNode()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected Expression
addAggregateExression(Expression expr)
INTERNALvoid
applyToQuery(ObjectLevelReadQuery theQuery, GenerationContext context)
INTERNAL Apply this node to the passed queryString
getAsString()
INTERNAL 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
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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
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.eclipse.persistence.internal.jpa.parsing.AliasableNode
getAlias, setAlias
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Method Detail
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applyToQuery
public void applyToQuery(ObjectLevelReadQuery theQuery, GenerationContext context)
INTERNAL Apply this node to the passed query- Overrides:
applyToQuery
in classNode
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validate
public void validate(ParseTreeContext context)
INTERNAL Validate node and calculate its type.
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addAggregateExression
protected Expression addAggregateExression(Expression expr)
INTERNAL- Specified by:
addAggregateExression
in classAggregateNode
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getAsString
public String getAsString()
INTERNAL Get the string representation of this node.- Overrides:
getAsString
in classNode
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