org.eclipse.persistence.jpa.jpql.tools.resolver

Class AbstractPathResolver

java.lang.Object

org.eclipse.persistence.jpa.jpql.tools.resolver.Resolver

org.eclipse.persistence.jpa.jpql.tools.resolver.AbstractPathResolver

Direct Known Subclasses:

CollectionValuedFieldResolver, StateFieldResolver

public abstract class AbstractPathResolver
extends Resolver

This Resolver is responsible to resolve a single path of a path expression (state field path expression, singled valued object field, or a collection-valued path expression).

Since:

2.3

Version:

2.5

Author:

Pascal Filion

See Also:

CollectionValuedFieldResolver, StateFieldResolver

Method Summary

Modifier and Type	Method and Description
IManagedType	getManagedType() Returns the IManagedType associated with the field handled by this Resolver.
IMapping	getMapping() Returns the IMapping for the wrapped field.
String	getPath() Returns the single path represented by this Resolver.
String	toString()

Methods inherited from class org.eclipse.persistence.jpa.jpql.tools.resolver.Resolver

addChild, getChild, getParent, getParentManagedType, getParentMapping, getParentType, getParentTypeDeclaration, getProvider, getQuery, getType, getType, getType, getTypeDeclaration, getTypeHelper, getTypeRepository, isNullAllowed, setNullAllowed

Methods inherited from class java.lang.Object

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

Method Detail

getManagedType

public IManagedType getManagedType()

Returns the IManagedType associated with the field handled by this Resolver. If this Resolver does not handle a field that has a IManagedType, then null should be returned.

For example: "SELECT e FROM Employee e", the Resolver for e would be returning the IManagedType for Employee.

Overrides:

getManagedType in class Resolver

Returns:

Either the IManagedType, if it could be resolved; null otherwise

getMapping

public final IMapping getMapping()

Returns the IMapping for the wrapped field.

Overrides:

getMapping in class Resolver

Returns:

Either the IMapping or null if none exists

getPath

public final String getPath()

Returns the single path represented by this Resolver.

Returns:

The single path represented by this Resolver

toString

public String toString()

Overrides:

toString in class Object