Module org.eclipse.persistence.core

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

Class OrderByNode

java.lang.Object

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

org.eclipse.persistence.internal.jpa.parsing.MajorNode

org.eclipse.persistence.internal.jpa.parsing.OrderByNode

public class OrderByNode
extends MajorNode

INTERNAL

Purpose: Represent an ORDER BY

Responsibilities:

• Generate the correct expression for an ORDER BY

Since:

TopLink 5.0

Field Summary

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

alias, left, right, shouldGenerateExpression

Constructor Summary

Constructors

Constructor	Description
OrderByNode()	Return a new OrderByNode.

Method Summary

Modifier and Type	Method	Description
void	addOrderingToQuery(ObjectLevelReadQuery theQuery, GenerationContext context)	INTERNAL Add the ordering expressions to the passed query
List<Node>	getOrderByItems()	INTERNAL Return the order by statements
void	setOrderByItems(List<Node> newItems)	INTERNAL Set the order by statements
void	validate(ParseTreeContext context, SelectNode selectNode)	INTERNAL Validate node.

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

getContext, setContext

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

addToExpression, appendExpression, applyToQuery, generateExpression, getAlias, getAsString, getColumn, getLeft, getLine, getRight, getType, hasLeft, hasRight, isAggregateNode, isAliasableNode, 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, validate, validateParameter

Methods inherited from class java.lang.Object

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

Constructor Details

OrderByNode

public OrderByNode()

Return a new OrderByNode.

Method Details

addOrderingToQuery

public void addOrderingToQuery(ObjectLevelReadQuery theQuery,
 GenerationContext context)

INTERNAL Add the ordering expressions to the passed query

validate

public void validate(ParseTreeContext context,
 SelectNode selectNode)

INTERNAL Validate node.

getOrderByItems

public List<Node> getOrderByItems()

INTERNAL Return the order by statements

setOrderByItems

public void setOrderByItems(List<Node> newItems)

INTERNAL Set the order by statements