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

Class InternalLengthExpressionBNF

java.lang.Object

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

org.eclipse.persistence.jpa.jpql.parser.InternalLengthExpressionBNF

public final class InternalLengthExpressionBNF
extends JPQLQueryBNF

The query BNF for the parameter of the LENGTH expression.

JPA 1.0, 2.0:

BNF: expression ::= LENGTH(string_primary)

JPA 2.1:

BNF: expression ::= LENGTH(string_expression)

Version:

2.5

Author:

Pascal Filion

Since:

2.4

Field Summary

Fields

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

Constructor Summary

Constructors

Constructor	Description
InternalLengthExpressionBNF()	Creates a new InternalLengthExpressionBNF.

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 Detail

ID

public static final java.lang.String ID

The unique identifier of this BNF rule.

See Also:

Constant Field Values

Constructor Detail

InternalLengthExpressionBNF

public InternalLengthExpressionBNF()

Creates a new InternalLengthExpressionBNF.

Method Detail

initialize

protected void initialize()

Initializes this BNF by registering child JPQLQueryBNFs and ExpressionFactories.

Overrides:

initialize in class JPQLQueryBNF