package task.timer.model;
import java.util.List;
 
import org.hibernate.HibernateException; 
import org.hibernate.Session; 
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;

import org.hibernate.SessionFactory;

public class ManageEntity implements IEntityManager {
   private SessionFactory factory;
   private EntityType entityType;
   
   public ManageEntity(EntityType entityType){
	   this.entityType = entityType;
	   
	   try {
			factory=new Configuration().configure().buildSessionFactory();}
		catch(Throwable ex) {
			System.err.println("Failed to create sessionFactory object." + ex);
			ex.printStackTrace();
			throw new ExceptionInInitializerError(ex);
		}
   }
   
   public ManageEntity(SessionFactory factory){
	   this.factory = factory;
   }
   
   public ManageEntity(SessionFactory factory, EntityType entityType){
	   this.factory = factory;
	   this.entityType = entityType;
   }
   

@Override
public Integer add(AbstractEntity entity) {
	Session session = factory.openSession();
    Transaction tx = null;
    Integer entityID = null;
    try{
       tx = session.beginTransaction();      
       entityID = (Integer) session.save(entity); 
       tx.commit();
    }catch (HibernateException e) {
       if (tx!=null) tx.rollback();
       e.printStackTrace(); 
    }finally {
  	 session.close();
    }
    return entityID;
}

@Override
public void update(int id, AbstractEntity newEntity) throws ClassNotFoundException {
	Session session = factory.openSession();
    Transaction tx = null;
    try{
       tx = session.beginTransaction();
       AbstractEntity existingEntity = 
                  (AbstractEntity)session.get(Class.forName(entityType.toString()), id); 
       existingEntity = newEntity;
       session.update(existingEntity); 
       tx.commit();
    }catch (HibernateException e) {
       if (tx!=null) tx.rollback();
       e.printStackTrace(); 
    }finally {
   	 session.close(); 
    }
	
}

@Override
public void delete(int id) throws ClassNotFoundException {
	Session session = factory.openSession();
    Transaction tx = null;
    try{
       tx = session.beginTransaction();
       AbstractEntity existingEntity = 
               (AbstractEntity)session.get(Class.forName(entityType.getClassType()), id); 
       session.delete(existingEntity); 
       tx.commit();
    }catch (HibernateException e) {
       if (tx!=null) tx.rollback();
       e.printStackTrace(); 
    }finally {
   	session.close(); 
    }	
}

@Override
public List<AbstractEntity> list(){
    Session session = factory.openSession();
    Transaction tx = null;
    List<AbstractEntity> entities = null;
    try{
       tx = session.beginTransaction();
       entities = session.createQuery("from " + entityType).list(); 
       tx.commit();
       return entities;
    }catch (HibernateException e) {
       if (tx!=null) tx.rollback();
       e.printStackTrace(); 
    }finally {
  	  session.close(); 
    }
    return entities;
 }


}
@@ -1368,24 +1368,26 @@
 ntityID;%0A%7D%0A%0A
+/*
 @Override%0Apu
@@ -1376,32 +1376,32 @@
 %0A%7D%0A%0A/*@Override%0A
-
 public void upda
@@ -1752,16 +1752,24 @@
 Entity;%0A
+       %0A
        s
@@ -1964,17 +1964,437 @@
 ; %0A    %7D
-%0A
+%09%0A%7D*/%0A%0A@Override%0Apublic void update(AbstractEntity newEntity) throws ClassNotFoundException %7B%0A%09Session session = factory.openSession();%0A    Transaction tx = null;%0A    try%7B%0A       tx = session.beginTransaction();          %0A       session.update(newEntity); %0A       tx.commit();%0A    %7Dcatch (HibernateException e) %7B%0A       if (tx!=null) tx.rollback();%0A       e.printStackTrace(); %0A    %7Dfinally %7B%0A   %09 session.close(); %0A    %7D
 %09%0A%7D%0A%0A@Ov

change "update" method