// $Id: DynamicMapEntityTuplizer.java 9210 2006-02-03 22:15:19Z steveebersole $
package org.hibernate.tuple.entity;
import java.util.Map;
import org.hibernate.EntityMode;
import org.hibernate.HibernateException;
import org.hibernate.tuple.entity.AbstractEntityTuplizer;
import org.hibernate.tuple.Instantiator;
import org.hibernate.tuple.DynamicMapInstantiator;
import org.hibernate.mapping.PersistentClass;
import org.hibernate.mapping.Property;
import org.hibernate.property.Getter;
import org.hibernate.property.PropertyAccessor;
import org.hibernate.property.PropertyAccessorFactory;
import org.hibernate.property.Setter;
import org.hibernate.proxy.map.MapProxyFactory;
import org.hibernate.proxy.ProxyFactory;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* An {@link EntityTuplizer} specific to the dynamic-map entity mode.
*
* @author Steve Ebersole
* @author Gavin King
*/
public class DynamicMapEntityTuplizer extends AbstractEntityTuplizer {
static final Log log = LogFactory.getLog( DynamicMapEntityTuplizer.class );
DynamicMapEntityTuplizer(EntityMetamodel entityMetamodel, PersistentClass mappedEntity) {
super(entityMetamodel, mappedEntity);
}
public EntityMode getEntityMode() {
return EntityMode.MAP;
}
private PropertyAccessor buildPropertyAccessor(Property mappedProperty) {
if ( mappedProperty.isBackRef() ) {
return mappedProperty.getPropertyAccessor(null);
}
else {
return PropertyAccessorFactory.getDynamicMapPropertyAccessor();
}
}
protected Getter buildPropertyGetter(Property mappedProperty, PersistentClass mappedEntity) {
return buildPropertyAccessor(mappedProperty).getGetter( null, mappedProperty.getName() );
}
protected Setter buildPropertySetter(Property mappedProperty, PersistentClass mappedEntity) {
return buildPropertyAccessor(mappedProperty).getSetter( null, mappedProperty.getName() );
}
protected Instantiator buildInstantiator(PersistentClass mappingInfo) {
return new DynamicMapInstantiator( mappingInfo );
}
protected ProxyFactory buildProxyFactory(PersistentClass mappingInfo, Getter idGetter, Setter idSetter) {
ProxyFactory pf = new MapProxyFactory();
try {
//TODO: design new lifecycle for ProxyFactory
pf.postInstantiate(
getEntityName(),
null,
null,
null,
null,
null
);
}
catch ( HibernateException he ) {
log.warn( "could not create proxy factory for:" + getEntityName(), he );
pf = null;
}
return pf;
}
public Class getMappedClass() {
return Map.class;
}
public Class getConcreteProxyClass() {
return Map.class;
}
public boolean isInstrumented() {
return false;
}
}