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Metamodel.java
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Metamodel.java
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/**
* Copyright (C) 2016 Czech Technical University in Prague
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details. You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cz.cvut.kbss.jopa.model.metamodel;
import java.net.URI;
import java.util.Set;
import cz.cvut.kbss.jopa.UnusedJPA;
/**
* Provides access to the metamodel of persistent entities in the persistence
* unit.
*/
public interface Metamodel {
/**
* Return the metamodel entity type representing the entity.
*
* @param cls the type of the represented entity
* @return the metamodel entity type
* @throws IllegalArgumentException if not an entity
*/
<X> EntityType<X> entity(Class<X> cls);
/**
* Return the metamodel embeddable type representing the embeddable class.
*
* @param cls the type of the represented embeddable class
* @return the metamodel embeddable type
* @throws IllegalArgumentException if not an embeddable class
*/
@UnusedJPA
@Deprecated
<X> EmbeddableType<X> embeddable(Class<X> cls);
/**
* Return the metamodel managed types.
*
* @return the metamodel managed types
*/
Set<ManagedType<?>> getManagedTypes();
/**
* Return the metamodel entity types.
*
* @return the metamodel entity types
*/
Set<EntityType<?>> getEntities();
/**
* Return the metamodel embeddable types. Returns empty set if there are no
* embeddable types.
*
* @return the metamodel embeddable types
*/
@UnusedJPA
@Deprecated
Set<EmbeddableType<?>> getEmbeddables();
/**
* Get the set of classes that contain inferred attributes. These classes
* are handled specially since inferred attributes can be influenced by
* changes to any other attributes in any other entity.
*
* @return The set of classes with inferred attributes.
*/
Set<Class<?>> getInferredClasses();
/**
* Gets a set of URIs that should be added to module extraction signature.
* <p>
* The returned collection is not modifiable.
*
* @return A set of URIs
*/
Set<URI> getModuleExtractionExtraSignature();
/**
* Adds the specified URI to the module extraction signature.
* <p>
* Note that a module including the specified URI will be created when a new
* resource level transaction is started. When that will be is
* implementation dependent. However it must be guaranteed that all
* subsequent connections provided by OntoDriver will include the URI in
* extracted modules.
*
* @param uri The URI to add
* @throws NullPointerException If {@code uri} is {@code null}
*/
void addUriToModuleExtractionSignature(URI uri);
}