org.openbravo.dal.core.OBDynamicTuplizer.java Source code

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Here is the source code for org.openbravo.dal.core.OBDynamicTuplizer.java

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/*
 *************************************************************************
 * The contents of this file are subject to the Openbravo  Public  License
 * Version  1.1  (the  "License"),  being   the  Mozilla   Public  License
 * Version 1.1  with a permitted attribution clause; you may not  use this
 * file except in compliance with the License. You  may  obtain  a copy of
 * the License at http://www.openbravo.com/legal/license.html 
 * Software distributed under the License  is  distributed  on  an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
 * License for the specific  language  governing  rights  and  limitations
 * under the License. 
 * The Original Code is Openbravo ERP. 
 * The Initial Developer of the Original Code is Openbravo SLU 
 * All portions are Copyright (C) 2008-2011 Openbravo SLU 
 * All Rights Reserved. 
 * Contributor(s):  ______________________________________.
 ************************************************************************
 */

package org.openbravo.dal.core;

import org.apache.log4j.Logger;
import org.hibernate.EntityMode;
import org.hibernate.EntityNameResolver;
import org.hibernate.HibernateException;
import org.hibernate.engine.SessionFactoryImplementor;
import org.hibernate.mapping.PersistentClass;
import org.hibernate.mapping.Property;
import org.hibernate.property.Getter;
import org.hibernate.property.Setter;
import org.hibernate.proxy.ProxyFactory;
import org.hibernate.proxy.map.MapProxyFactory;
import org.hibernate.tuple.Instantiator;
import org.hibernate.tuple.entity.AbstractEntityTuplizer;
import org.hibernate.tuple.entity.EntityMetamodel;
import org.openbravo.base.structure.BaseOBObject;
import org.openbravo.base.structure.DynamicOBObject;

/**
 * The tuplizer for {@link DynamicOBObject} objects. This is class used by Hibernate. It sets the
 * object instantiator (the factory) used by Hibernate.
 * 
 * @see OBInstantiator
 * @author mtaal
 */
public class OBDynamicTuplizer extends AbstractEntityTuplizer {
    private static final Logger log = Logger.getLogger(OBDynamicTuplizer.class);

    private final PersistentClass persistentClass;

    public OBDynamicTuplizer(EntityMetamodel entityMetamodel, PersistentClass mappedEntity) {
        super(entityMetamodel, mappedEntity);
        log.debug("Created tuplizer for "
                + (mappedEntity.getMappedClass() != null ? mappedEntity.getMappedClass().getName()
                        : mappedEntity.getEntityName()));
        persistentClass = mappedEntity;
    }

    // this is done in the generated mapping
    // @Override
    // protected Getter buildPropertyGetter(Property mappedProperty,
    // PersistentClass mappedEntity) {
    // return new OBDynamicPropertyHandler.Getter(mappedProperty.getName());
    // }
    //
    // @Override
    // protected Setter buildPropertySetter(Property mappedProperty,
    // PersistentClass mappedEntity) {
    // return new OBDynamicPropertyHandler.Setter(mappedProperty.getName());
    // }

    @Override
    public String determineConcreteSubclassEntityName(Object entityInstance, SessionFactoryImplementor factory) {
        BaseOBObject bob = (BaseOBObject) entityInstance;
        return bob.getEntity().getName();
    }

    @Override
    public EntityNameResolver[] getEntityNameResolvers() {
        return null;
    }

    @Override
    protected Instantiator buildInstantiator(PersistentClass mappingInfo) {
        return new OBInstantiator(mappingInfo);
    }

    @Override
    protected ProxyFactory buildProxyFactory(PersistentClass thePersistentClass, Getter idGetter, Setter idSetter) {
        ProxyFactory pf = new MapProxyFactory();
        try {
            pf.postInstantiate(getEntityName(), null, null, null, null, null);
        } catch (final HibernateException he) {
            log.warn("could not create proxy factory for:" + getEntityName(), he);
            pf = null;
        }
        return pf;
    }

    @SuppressWarnings("rawtypes")
    public Class getMappedClass() {
        return persistentClass.getMappedClass();
    }

    @SuppressWarnings("rawtypes")
    public Class getConcreteProxyClass() {
        return persistentClass.getMappedClass();
    }

    @Override
    public EntityMode getEntityMode() {
        return EntityMode.POJO;
    }

    @Override
    protected Getter buildPropertyGetter(Property mappedProperty, PersistentClass mappedEntity) {
        return mappedProperty.getGetter(mappedEntity.getMappedClass());
    }

    @Override
    protected Setter buildPropertySetter(Property mappedProperty, PersistentClass mappedEntity) {
        return mappedProperty.getSetter(mappedEntity.getMappedClass());
    }

    public boolean isInstrumented() {
        return false;
    }

}