org.eclipse.persistence.jpa.internal.jpql

Class DeclarationResolver

java.lang.Object

org.eclipse.persistence.jpa.internal.jpql.Resolver

org.eclipse.persistence.jpa.internal.jpql.DeclarationResolver

public final class DeclarationResolver
extends Resolver

This Resolver is responsible to visit the current query (which is either the top-level query or a subquery) and gathers the information from the declaration clause. For a SELECT or DELETE clause, the information will be retrieved from the FROM clause. For an UDPATE clause, it will be retrieved from the unique identification range variable declaration.

Since:

2.3

Version:

2.3

Author:

Pascal Filion

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DeclarationResolver.Declaration A Declaration represents either an identification variable declaration or a collection member declaration.

Method Summary

Methods

Modifier and Type	Method and Description
void	accept(ResolverVisitor visitor) Visits this Resolver by the given visitor.
DeclarationResolver	getParent() Returns the parent of this Resolver.

Methods inherited from class org.eclipse.persistence.jpa.internal.jpql.Resolver

getManagedType, getMapping, getType, isNullAllowed, setNullAllowed

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

accept

public void accept(ResolverVisitor visitor)

Visits this Resolver by the given visitor.

Specified by:

accept in class Resolver

Parameters:

visitor - The visitor to visit this object

getParent

public DeclarationResolver getParent()

Returns the parent of this Resolver.

Overrides:

getParent in class Resolver

Returns:

The parent of this Resolver