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

Class SubqueryBNF

java.lang.Object

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

org.eclipse.persistence.jpa.jpql.parser.SubqueryBNF

public final class SubqueryBNF
extends JPQLQueryBNF

The query BNF for a subquery expression.

BNF: subquery ::= simple_select_clause subquery_from_clause [where_clause] [groupby_clause] [having_clause]

Version:

2.4

Author:

Pascal Filion

Since:

2.3

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
SubqueryBNF()	Creates a new SubqueryBNF.

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

SubqueryBNF

public SubqueryBNF()

Creates a new SubqueryBNF.

Method Detail

initialize

protected void initialize()

Initializes this BNF by registering child JPQLQueryBNFs and ExpressionFactories.

Overrides:

initialize in class JPQLQueryBNF