org.eclipse.persistence.jpa.jpql.parser
Class SingleValuedPathExpressionBNF

java.lang.Object
  org.eclipse.persistence.jpa.jpql.parser.JPQLQueryBNF
      org.eclipse.persistence.jpa.jpql.parser.SingleValuedPathExpressionBNF

public final class SingleValuedPathExpressionBNF
extends JPQLQueryBNF

The query BNF for a single valued path expression.

JPA 1.0:

BNF: single_valued_path_expression ::= state_field_path_expression | single_valued_association_path_expression

JPA 2.0:

BNF: single_valued_path_expression ::= qualified_identification_variable | state_field_path_expression | single_valued_object_path_expression

Version:

2.4

Author:

Pascal Filion

Since:

2.3

Field Summary

static java.lang.String

ID The unique identifier of this BNF rule.

Constructor Summary

SingleValuedPathExpressionBNF()
Creates a new SingleValuedPathExpressionBNF.

Method Summary

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, handlesSubExpression, hasIdentifier, isCompound, nonCompoundChildren, registerChild, registerExpressionFactory, setCompound, setFallbackBNFId, setFallbackExpressionFactoryId, setHandleAggregate, setHandleCollection, 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

SingleValuedPathExpressionBNF

public SingleValuedPathExpressionBNF()

Creates a new SingleValuedPathExpressionBNF.

Method Detail

initialize

protected void initialize()

Initializes this BNF by registering child JPQLQueryBNFs and ExpressionFactories.

Overrides:

initialize in class JPQLQueryBNF