Module org.eclipse.persistence.core

Package org.eclipse.persistence.internal.jpa.parsing

Class NotNode

java.lang.Object

org.eclipse.persistence.internal.jpa.parsing.Node

org.eclipse.persistence.internal.jpa.parsing.LogicalOperatorNode

org.eclipse.persistence.internal.jpa.parsing.NotNode

public class NotNode
extends LogicalOperatorNode

INTERNAL

Purpose: Represent a NOT

Responsibilities:

• Generate the correct expression for a NOT

Since:

TopLink 4.0

Field Summary

Fields inherited from class org.eclipse.persistence.internal.jpa.parsing.Node

alias, left, right, shouldGenerateExpression

Constructor Summary

Constructors

Constructor	Description
NotNode()	Return a new NotNode.

Method Summary

Modifier and Type	Method	Description
Expression	generateExpression(GenerationContext context)	INTERNAL Return a EclipseLink expression by calling generateExpression on the right node and adding .not() to the returned expression
boolean	isNotNode()	INTERNAL Is this node a Not node
void	validate(ParseTreeContext context)	INTERNAL Validate node and calculate its type.

Methods inherited from class org.eclipse.persistence.internal.jpa.parsing.Node

addToExpression, appendExpression, applyToQuery, getAlias, getAsString, getColumn, getLeft, getLine, getRight, getType, hasLeft, hasRight, isAggregateNode, isAliasableNode, isAttributeNode, isConstructorNode, isCountNode, isDivideNode, isDotNode, isEscape, isLiteralNode, isMapKeyNode, isMinusNode, isMultiplyNode, isParameterNode, isPlusNode, isSubqueryNode, isVariableNode, qualifyAttributeAccess, resolveAttribute, resolveClass, 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

Constructor Details

NotNode

public NotNode()

Return a new NotNode.

Method Details

validate

public void validate(ParseTreeContext context)

INTERNAL Validate node and calculate its type.

Overrides:

validate in class LogicalOperatorNode

generateExpression

public Expression generateExpression(GenerationContext context)

INTERNAL Return a EclipseLink expression by calling generateExpression on the right node and adding .not() to the returned expression

Overrides:

generateExpression in class Node

isNotNode

public boolean isNotNode()

INTERNAL Is this node a Not node

Overrides:

isNotNode in class Node