CoreDBServiceFacade.java example

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AIDR-master
/**
 * Interface for accessing the low level primitive operations of save, delete, find and update operations
 * on the aidr_predict DB from within DBManager module only. 
 */
package qa.qcri.aidr.dbmanager.ejb.local.facade;

import java.io.Serializable;
import java.util.List;

import javax.ejb.Local;
import javax.persistence.EntityManager;

import org.hibernate.Criteria;
import org.hibernate.Session;
import org.hibernate.criterion.Criterion;
import org.hibernate.criterion.Projection;
import org.hibernate.sql.JoinType;

@Local
public interface CoreDBServiceFacade<E, I extends Serializable> {
	
	public Session getCurrentSession();
	
	public E getById(I id);
	public E getByCriteria(Criterion criterion);
	public E getByCriterionID(Criterion criterion);
	
	public List<E> getAll();
	public List<E> getAllByCriteria(Criterion criterion);
	public List<E> getByCriteriaWithLimit(Criterion criterion, Integer count);
	
	public List<E> getByCriteriaByOrder(Criterion criterion, String order, String[] orderBy, Integer count);
	public List<E> getByCriteriaWithAliasByOrder(Criterion criterion, String order, String[] orderBy, Integer count, String aliasTable, Criterion aliasCriterion);
	public List<E> getByCriteriaWithInnerJoinByOrder(Criterion criterion, String order, String[] orderBy, Integer count, String aliasTable, Criterion aliasCriterion);
	
	public void update(E e);
	public void update(List<E> entityCollection);
	
	public Object merge(E e);
	public void merge(List<E> entityCollection);
	
	public I save(E e);
	public void save(List<E> entityCollection);
	
	public void delete(E e);
	public void delete(List<E> entityCollection);
	public void deleteByCriteria(Criterion criterion);

	public EntityManager getEntityManager();
	public int setEntityManager(EntityManager em);

	public Criteria createCriteria(Criterion criterion,
			String order, String[] orderBy, Integer count, String aliasTable,
			Criterion aliasCriterion, Projection[] projections, JoinType joinType);
}