com.emergya.persistenceGeo.dao.impl.LayerTypeEntityDaoHibernateImpl.java Source code

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Here is the source code for com.emergya.persistenceGeo.dao.impl.LayerTypeEntityDaoHibernateImpl.java

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/*
 * LayerTypeEntityDaoHibernateImpl.java
 * 
 * Copyright (C) 2012
 * 
 * This file is part of Proyecto persistenceGeo
 * 
 * This software 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 2 of the License, or (at your option) any
 * later version.
 * 
 * This software 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 library; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 * 
 * As a special exception, if you link this library with other files to produce
 * an executable, this library does not by itself cause the resulting executable
 * to be covered by the GNU General Public License. This exception does not
 * however invalidate any other reasons why the executable file might be covered
 * by the GNU General Public License.
 * 
 * Authors:: Alejandro Daz Torres (mailto:adiaz@emergya.com)
 */
package com.emergya.persistenceGeo.dao.impl;

import java.util.List;

import javax.annotation.Resource;

import org.apache.commons.collections.ListUtils;
import org.hibernate.SessionFactory;
import org.hibernate.criterion.Restrictions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

import com.emergya.persistenceGeo.dao.LayerTypeEntityDao;
import com.emergya.persistenceGeo.metaModel.AbstractLayerTypeEntity;
import com.emergya.persistenceGeo.metaModel.AbstractLayerTypePropertyEntity;
import com.emergya.persistenceGeo.metaModel.Instancer;

/**
 * Layer Type DAO Hibernate Implementation
 * 
 * @author <a href="mailto:adiaz@emergya.com">adiaz</a>
 * 
 */
@SuppressWarnings("unchecked")
@Repository("layerTypeEntityDao")
public class LayerTypeEntityDaoHibernateImpl extends GenericHibernateDAOImpl<AbstractLayerTypeEntity, Long>
        implements LayerTypeEntityDao {

    @Resource
    private Instancer instancer;

    @Autowired
    public void init(SessionFactory sessionFactory) {
        super.init(sessionFactory);
        this.persistentClass = (Class<AbstractLayerTypeEntity>) instancer.createLayerType().getClass();
    }

    public List<AbstractLayerTypePropertyEntity> getLayerTypeProperties(String layerTypeName) {
        List<AbstractLayerTypeEntity> result = getSession().createCriteria(persistentClass)
                .add(Restrictions.eq("name", layerTypeName)).list();
        return (result != null && result.size() > 0) ? result.get(0).getDefaultProperties() : ListUtils.EMPTY_LIST;
    }

    public AbstractLayerTypeEntity getLayerType(String layerTypeName) {
        List<AbstractLayerTypeEntity> result = getSession().createCriteria(persistentClass)
                .add(Restrictions.eq("name", layerTypeName)).list();
        return (result != null && result.size() > 0) ? result.get(0) : null;
    }
}