Class AbsNode
- java.lang.Object
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- org.eclipse.persistence.internal.jpa.parsing.Node
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- org.eclipse.persistence.internal.jpa.parsing.FunctionalExpressionNode
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- org.eclipse.persistence.internal.jpa.parsing.ArithmeticFunctionNode
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- org.eclipse.persistence.internal.jpa.parsing.AbsNode
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- All Implemented Interfaces:
AliasableNode
public class AbsNode extends ArithmeticFunctionNode
INTERNALPurpose: Represent an ABS in EJBQL
Responsibilities:
- Generate the correct expression for an ABS in EJBQL
- Since:
- TopLink 4.0
- Author:
- Jon Driscoll and Joel Lucuik
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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 AbsNode()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Expression
generateExpression(GenerationContext context)
INTERNAL Generate the EclipseLink expression for this nodevoid
validate(ParseTreeContext context)
INTERNAL Validate node and calculate its type.void
validateParameter(ParseTreeContext context, Object contextType)
INTERNAL-
Methods inherited from class org.eclipse.persistence.internal.jpa.parsing.FunctionalExpressionNode
applyToQuery, isAliasableNode
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Methods inherited from class org.eclipse.persistence.internal.jpa.parsing.Node
addToExpression, appendExpression, getAlias, getAsString, getColumn, getLeft, getLine, getRight, getType, hasLeft, hasRight, isAggregateNode, isAttributeNode, isConstructorNode, isCountNode, isDivideNode, isDotNode, isEscape, isLiteralNode, isMapKeyNode, isMinusNode, isMultiplyNode, isNotNode, isParameterNode, isPlusNode, isSubqueryNode, isVariableNode, qualifyAttributeAccess, resolveAttribute, resolveClass, resolveClass, resolveMapping, resolveMapping, setAlias, setColumn, setLeft, setLine, setRight, setType, toString, toString, toStringDisplayName, toStringIndent
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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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validate
public void validate(ParseTreeContext context)
INTERNAL Validate node and calculate its type.
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validateParameter
public void validateParameter(ParseTreeContext context, Object contextType)
INTERNAL- Overrides:
validateParameter
in classNode
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generateExpression
public Expression generateExpression(GenerationContext context)
INTERNAL Generate the EclipseLink expression for this node- Overrides:
generateExpression
in classNode
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