Top Description Constructors Methods
org.eclipse.persistence.jpa.jpql.tools.resolver

public Class KeyResolver

extends Resolver
Class Inheritance
Annotations
@SuppressWarnings:nls
Imports
org.eclipse.persistence.jpa.jpql.tools.spi.IManagedType, .IType, .ITypeDeclaration
This Resolver is responsible to return the map key, which means that for identification variables referring to an instance of an association or collection represented as a Map, the identification variable is of the abstract schema type of the map key.
Author
Pascal Filion
Since
2.3
Version
2.5
See Also
ValueResolver

Constructor Summary

AccessConstructor and Description
public
KeyResolver(Resolver
The parent Resolver, which is never null
parent)

Creates a new KeyResolver.

Method Summary

Modifier and TypeMethod and Description
protected IType
buildType()

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

Resolves the IType of the property handled by this Resolver.
protected ITypeDeclaration
buildTypeDeclaration()

Implements abstract org.eclipse.persistence.jpa.jpql.tools.resolver.Resolver.buildTypeDeclaration.

Resolves the ITypeDeclaration of the property handled by this Resolver.
public IManagedType
getManagedType()

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

Returns the IManagedType associated with the field handled by this Resolver.
public String
toString()

Overrides java.lang.Object.toString.

Returns a string representation of the object.
Inherited from org.eclipse.persistence.jpa.jpql.tools.resolver.Resolver:
addChildcheckParentgetChildgetMappinggetParentgetParentManagedTypegetParentMappinggetParentTypegetParentTypeDeclarationgetProvidergetQuerygetTypegetTypegetTypegetTypeDeclarationgetTypeHelpergetTypeRepositoryisNullAllowedsetNullAllowed

Constructor Detail

KeyResolverback to summary
public KeyResolver(Resolver parent)

Creates a new KeyResolver.

Parameters
parent:Resolver

The parent Resolver, which is never null

Method Detail

buildTypeback to summary
protected IType buildType()

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

Doc from org.eclipse.persistence.jpa.jpql.tools.resolver.Resolver.buildType.

Resolves the IType of the property handled by this Resolver.

Returns:IType

Either the IType that was resolved by this Resolver or the IType for IType#UNRESOLVABLE_TYPE if it could not be resolved

Annotations
@Override
buildTypeDeclarationback to summary
protected ITypeDeclaration buildTypeDeclaration()

Implements abstract org.eclipse.persistence.jpa.jpql.tools.resolver.Resolver.buildTypeDeclaration.

Doc from org.eclipse.persistence.jpa.jpql.tools.resolver.Resolver.buildTypeDeclaration.

Resolves the ITypeDeclaration of the property handled by this Resolver.

Returns:ITypeDeclaration

Either the ITypeDeclaration that was resolved by this Resolver or the ITypeDeclaration for IType#UNRESOLVABLE_TYPE if it could not be resolved

Annotations
@Override
getManagedTypeback to summary
public IManagedType getManagedType()

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

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

Returns:IManagedType

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

Annotations
@Override
toStringback to summary
public String toString()

Overrides java.lang.Object.toString.

Doc from java.lang.Object.toString.

Returns a string representation of the object.

Returns:String

a string representation of the object.

Annotations
@Override