EclipseLink 2.4.2, build 'v20130514-5956486' API Reference

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

java.lang.Object
  extended by org.eclipse.persistence.jpa.jpql.parser.JPQLQueryBNF
      extended by org.eclipse.persistence.jpa.jpql.parser.UnionClauseBNF

public final class UnionClauseBNF
extends JPQLQueryBNF

The query BNF for the order by clause.

BNF: union_clause ::= { UNION | INTERSECT | EXCEPT } [ALL] subquery

Version:
2.4
Author:
James Sutherland
Since:
2.4

Field Summary
static java.lang.String ID
          The unique identifier of this BNF rule.
 
Constructor Summary
UnionClauseBNF()
          Creates a new UnionClauseBNF.
 
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

UnionClauseBNF

public UnionClauseBNF()
Creates a new UnionClauseBNF.

Method Detail

initialize

protected void initialize()
Initializes this BNF by registering child JPQLQueryBNFs and ExpressionFactories.

Overrides:
initialize in class JPQLQueryBNF

EclipseLink 2.4.2, build 'v20130514-5956486' API Reference