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

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

public final class EmptyCollectionComparisonExpressionBNF
extends JPQLQueryBNF

The query BNF for an empty collection comparison expression.

BNF: empty_collection_comparison_expression ::= collection_valued_path_expression IS [NOT] EMPTY

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

EmptyCollectionComparisonExpressionBNF()
Creates a new EmptyCollectionComparisonExpressionBNF.

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

EmptyCollectionComparisonExpressionBNF

public EmptyCollectionComparisonExpressionBNF()

Creates a new EmptyCollectionComparisonExpressionBNF.

Method Detail

initialize

protected void initialize()

Initializes this BNF by registering child JPQLQueryBNFs and ExpressionFactories.

Overrides:

initialize in class JPQLQueryBNF