org.eclipse.persistence.jpa.jpql.parser

Class InternalWhenClauseBNF

java.lang.Object

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

org.eclipse.persistence.jpa.jpql.parser.InternalWhenClauseBNF

public final class InternalWhenClauseBNF
extends JPQLQueryBNF

The query BNF for the expression following the WHEN identifier.

BNF: when_clause ::= WHEN conditional_expression THEN scalar_expression

or

BNF: simple_when_clause ::= WHEN scalar_expression THEN scalar_expression

Version:

2.4

Author:

Pascal Filion

Since:

2.3

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	ID The unique identifier of this BNF rule.

Constructor Summary

Constructors

Constructor and Description
InternalWhenClauseBNF() Creates a new InternalWhenClauseBNF.

Method Summary

Methods

Modifier and Type	Method and 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 Detail

ID

public static final java.lang.String ID

The unique identifier of this BNF rule.

See Also:

Constant Field Values

Constructor Detail

InternalWhenClauseBNF

public InternalWhenClauseBNF()

Creates a new InternalWhenClauseBNF.

Method Detail

initialize

protected void initialize()

Initializes this BNF by registering child JPQLQueryBNFs and ExpressionFactories.

Overrides:

initialize in class JPQLQueryBNF