public HttpResponseMessage Modificar(int idContenedor, [FromBody] ContenedorDTO dto)
        {
            // CAD, CEN, returnValue
            ContenedorRESTCAD contenedorRESTCAD = null;
            ContenedorCEN     contenedorCEN     = null;
            ContenedorDTOA    returnValue       = null;

            // HTTP response
            HttpResponseMessage response = null;
            string uri = null;

            try
            {
                SessionInitializeTransaction();
                string token = "";
                if (Request.Headers.Authorization != null)
                {
                    token = Request.Headers.Authorization.ToString();
                }
                int id = new UsuarioCEN().CheckToken(token);



                contenedorRESTCAD = new ContenedorRESTCAD(session);
                contenedorCEN     = new ContenedorCEN(contenedorRESTCAD);

                // Modify
                contenedorCEN.Modificar(idContenedor,
                                        dto.Tipo
                                        );

                // Return modified object
                returnValue = ContenedorAssembler.Convert(contenedorRESTCAD.ReadOIDDefault(idContenedor), session);

                SessionCommit();
            }

            catch (Exception e)
            {
                SessionRollBack();

                if (e.GetType() == typeof(HttpResponseException))
                {
                    throw e;
                }
                else if (e.GetType() == typeof(ReciclaUAGenNHibernate.Exceptions.ModelException) && e.Message.Equals("El token es incorrecto"))
                {
                    throw new HttpResponseException(HttpStatusCode.Forbidden);
                }
                else if (e.GetType() == typeof(ReciclaUAGenNHibernate.Exceptions.ModelException) || e.GetType() == typeof(ReciclaUAGenNHibernate.Exceptions.DataLayerException))
                {
                    throw new HttpResponseException(HttpStatusCode.BadRequest);
                }
                else
                {
                    throw new HttpResponseException(HttpStatusCode.InternalServerError);
                }
            }
            finally
            {
                SessionClose();
            }

            // Return 404 - Not found
            if (returnValue == null)
            {
                return(this.Request.CreateResponse(HttpStatusCode.NotFound));
            }
            // Return 200 - OK
            else
            {
                response = this.Request.CreateResponse(HttpStatusCode.OK, returnValue);

                return(response);
            }
        }
        public HttpResponseMessage Crear([FromBody] ContenedorDTO dto)
        {
            // CAD, CEN, returnValue, returnOID
            ContenedorRESTCAD contenedorRESTCAD = null;
            ContenedorCEN     contenedorCEN     = null;
            ContenedorDTOA    returnValue       = null;
            int returnOID = -1;

            // HTTP response
            HttpResponseMessage response = null;
            string uri = null;

            try
            {
                SessionInitializeTransaction();
                string token = "";
                if (Request.Headers.Authorization != null)
                {
                    token = Request.Headers.Authorization.ToString();
                }
                int id = new UsuarioCEN().CheckToken(token);



                contenedorRESTCAD = new ContenedorRESTCAD(session);
                contenedorCEN     = new ContenedorCEN(contenedorRESTCAD);

                // Create
                returnOID = contenedorCEN.Crear(
                    //Atributo Primitivo: p_tipo
                    dto.Tipo,                         //Atributo OID: p_punto
                    // attr.estaRelacionado: true
                    dto.Punto_oid                     // association role

                    );
                SessionCommit();

                // Convert return
                returnValue = ContenedorAssembler.Convert(contenedorRESTCAD.ReadOIDDefault(returnOID), session);
            }

            catch (Exception e)
            {
                SessionRollBack();

                if (e.GetType() == typeof(HttpResponseException))
                {
                    throw e;
                }
                else if (e.GetType() == typeof(ReciclaUAGenNHibernate.Exceptions.ModelException) && e.Message.Equals("El token es incorrecto"))
                {
                    throw new HttpResponseException(HttpStatusCode.Forbidden);
                }
                else if (e.GetType() == typeof(ReciclaUAGenNHibernate.Exceptions.ModelException) || e.GetType() == typeof(ReciclaUAGenNHibernate.Exceptions.DataLayerException))
                {
                    throw new HttpResponseException(HttpStatusCode.BadRequest);
                }
                else
                {
                    throw new HttpResponseException(HttpStatusCode.InternalServerError);
                }
            }
            finally
            {
                SessionClose();
            }

            // Return 201 - Created
            response = this.Request.CreateResponse(HttpStatusCode.Created, returnValue);

            // Location Header

            /*
             * Dictionary<string, object> routeValues = new Dictionary<string, object>();
             *
             * // TODO: y rolPaths
             * routeValues.Add("id", returnOID);
             *
             * uri = Url.Link("GetOIDContenedor", routeValues);
             * response.Headers.Location = new Uri(uri);
             */

            return(response);
        }