/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2011, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.metamodel.source.hbm;
import org.hibernate.EntityMode;
import org.hibernate.cache.spi.access.AccessType;
import org.hibernate.engine.OptimisticLockStyle;
import org.hibernate.metamodel.binding.Caching;
import org.hibernate.metamodel.binding.IdGenerator;
import org.hibernate.metamodel.source.MappingException;
import org.hibernate.metamodel.source.binder.IdentifierSource;
import org.hibernate.metamodel.source.binder.RootEntitySource;
import org.hibernate.metamodel.source.binder.SimpleIdentifierSource;
import org.hibernate.metamodel.source.binder.SingularAttributeSource;
import org.hibernate.metamodel.source.binder.TableSource;
import org.hibernate.metamodel.source.hbm.jaxb.mapping.XMLCacheElement;
import org.hibernate.metamodel.source.hbm.jaxb.mapping.XMLHibernateMapping;
/**
* @author Steve Ebersole
*/
public class RootEntitySourceImpl extends AbstractEntitySourceImpl implements RootEntitySource {
protected RootEntitySourceImpl(MappingDocument sourceMappingDocument, XMLHibernateMapping.XMLClass entityElement) {
super( sourceMappingDocument, entityElement );
}
@Override
protected XMLHibernateMapping.XMLClass entityElement() {
return (XMLHibernateMapping.XMLClass) super.entityElement();
}
@Override
public IdentifierSource getIdentifierSource() {
if ( entityElement().getId() != null ) {
return new SimpleIdentifierSource() {
@Override
public SingularAttributeSource getIdentifierAttributeSource() {
return new SingularIdentifierAttributeSourceImpl( entityElement().getId(), sourceMappingDocument().getMappingLocalBindingContext() );
}
@Override
public IdGenerator getIdentifierGeneratorDescriptor() {
if ( entityElement().getId().getGenerator() != null ) {
final String generatorName = entityElement().getId().getGenerator().getClazz();
IdGenerator idGenerator = sourceMappingDocument().getMappingLocalBindingContext()
.getMetadataImplementor()
.getIdGenerator( generatorName );
if ( idGenerator == null ) {
idGenerator = new IdGenerator(
getEntityName() + generatorName,
generatorName,
Helper.extractParameters( entityElement().getId().getGenerator().getParam() )
);
}
return idGenerator;
}
return null;
}
@Override
public Nature getNature() {
return Nature.SIMPLE;
}
};
}
return null; //To change body of implemented methods use File | Settings | File Templates.
}
@Override
public SingularAttributeSource getVersioningAttributeSource() {
if ( entityElement().getVersion() != null ) {
return new VersionAttributeSourceImpl( entityElement().getVersion(), sourceMappingDocument().getMappingLocalBindingContext() );
}
else if ( entityElement().getTimestamp() != null ) {
return new TimestampAttributeSourceImpl( entityElement().getTimestamp(), sourceMappingDocument().getMappingLocalBindingContext() );
}
return null;
}
@Override
public SingularAttributeSource getDiscriminatorAttributeSource() {
// todo : implement
return null;
}
@Override
public EntityMode getEntityMode() {
return determineEntityMode();
}
@Override
public boolean isMutable() {
return entityElement().isMutable();
}
@Override
public boolean isExplicitPolymorphism() {
return "explicit".equals( entityElement().getPolymorphism() );
}
@Override
public String getWhere() {
return entityElement().getWhere();
}
@Override
public String getRowId() {
return entityElement().getRowid();
}
@Override
public OptimisticLockStyle getOptimisticLockStyle() {
final String optimisticLockModeString = Helper.getStringValue( entityElement().getOptimisticLock(), "version" );
try {
return OptimisticLockStyle.valueOf( optimisticLockModeString.toUpperCase() );
}
catch (Exception e) {
throw new MappingException(
"Unknown optimistic-lock value : " + optimisticLockModeString,
sourceMappingDocument().getOrigin()
);
}
}
@Override
public Caching getCaching() {
final XMLCacheElement cache = entityElement().getCache();
if ( cache == null ) {
return null;
}
final String region = cache.getRegion() != null ? cache.getRegion() : getEntityName();
final AccessType accessType = Enum.valueOf( AccessType.class, cache.getUsage() );
final boolean cacheLazyProps = !"non-lazy".equals( cache.getInclude() );
return new Caching( region, accessType, cacheLazyProps );
}
@Override
public TableSource getPrimaryTable() {
return new TableSource() {
@Override
public String getExplicitSchemaName() {
return entityElement().getSchema();
}
@Override
public String getExplicitCatalogName() {
return entityElement().getCatalog();
}
@Override
public String getExplicitTableName() {
return entityElement().getTable();
}
@Override
public String getLogicalName() {
// logical name for the primary table is null
return null;
}
};
}
}