Package org.eclipse.persistence.jpa.jpql.parser

Class InternalOrderByItemBNF

java.lang.Object

org.eclipse.persistence.jpa.jpql.parser.JPQLQueryBNF

org.eclipse.persistence.jpa.jpql.parser.InternalOrderByItemBNF

public final class InternalOrderByItemBNF
extends JPQLQueryBNF

The query BNF for an order by item.

JPA 1.0:

BNF: orderby_item ::= state_field_path_expression [ ASC | DESC ]

JPA 2.0

BNF: orderby_item ::= state_field_path_expression | result_variable [ ASC | DESC ]

Version:

2.5.1

Author:

Pascal Filion

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ID	The unique identifier for this InternalOrderByItemBNF.

Constructor Summary

Constructors

Constructor	Description
InternalOrderByItemBNF()	Creates a new InternalOrderByItemBNF.

Method Summary

Modifier and Type	Method	Description
protected void	initialize()	Initializes this BNF by registering child JPQLQueryBNFs and ExpressionFactories.

Methods inherited from class org.eclipse.persistence.jpa.jpql.parser.JPQLQueryBNF

children, getExpressionFactory, getExpressionFactoryIds, getExpressionRegistry, getFallbackBNFId, getFallbackExpressionFactoryId, getId, getIdentifiers, handleAggregate, handleCollection, handlesNestedArray, handleSubExpression, hasChild, hasIdentifier, isCompound, nonCompoundChildren, registerChild, registerExpressionFactory, setCompound, setFallbackBNFId, setFallbackExpressionFactoryId, setHandleAggregate, setHandleCollection, setHandleNestedArray, setHandleSubExpression, toString, toString

Methods inherited from class java.lang.Object

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

Field Details

ID

public static final String ID

The unique identifier for this InternalOrderByItemBNF.

See Also:

• Constant Field Values

Constructor Details

InternalOrderByItemBNF

public InternalOrderByItemBNF()

Creates a new InternalOrderByItemBNF.

Method Details

initialize

protected void initialize()

Description copied from class: JPQLQueryBNF

Initializes this BNF by registering child JPQLQueryBNFs and ExpressionFactories.

Overrides:

initialize in class JPQLQueryBNF