AJH.CMS.Core.Data.GroupDataMapper.Add C# (CSharp) Method

        internal static int Add(IEntity entity)
        {
            Group GroupEntity = (Group)(entity);

            using (SqlConnection sqlConnection = new SqlConnection(CMSCoreBase.CMSCoreConnectionString))
            {
                SqlCommand sqlCommand = new SqlCommand(SN_GROUP_ADD, sqlConnection);
                sqlCommand.CommandType = System.Data.CommandType.StoredProcedure;

                SqlParameter sqlParameter = null;

                sqlParameter = new SqlParameter(PN_GROUP_ID, System.Data.SqlDbType.Int);
                sqlParameter.Direction = System.Data.ParameterDirection.Output;
                sqlParameter.Value = GroupEntity.ID;
                sqlCommand.Parameters.Add(sqlParameter);

                sqlParameter = new SqlParameter(PN_GROUP_IS_COLOR_GROUP, System.Data.SqlDbType.Bit);
                sqlParameter.Direction = System.Data.ParameterDirection.Input;
                sqlParameter.Value = GroupEntity.IsColorGroup;
                sqlCommand.Parameters.Add(sqlParameter);

                sqlParameter = new SqlParameter(PN_GROUP_NAME, System.Data.SqlDbType.NVarChar);
                sqlParameter.Direction = System.Data.ParameterDirection.Input;
                sqlParameter.Value = GroupEntity.Name;
                sqlCommand.Parameters.Add(sqlParameter);

                sqlParameter = new SqlParameter(PN_GROUP_PUBLIC_NAME, System.Data.SqlDbType.NVarChar);
                sqlParameter.Direction = System.Data.ParameterDirection.Input;
                sqlParameter.Value = GroupEntity.PublicName;
                sqlCommand.Parameters.Add(sqlParameter);

                sqlParameter = new SqlParameter(PN_GROUP_PORTAL_ID, System.Data.SqlDbType.Int);
                sqlParameter.Direction = System.Data.ParameterDirection.Input;
                sqlParameter.Value = GroupEntity.PortalID;
                sqlCommand.Parameters.Add(sqlParameter);

                sqlParameter = new SqlParameter(ECommerceDataMapperBase.PN_MODULE_ID, System.Data.SqlDbType.Int);
                sqlParameter.Direction = System.Data.ParameterDirection.Input;
                sqlParameter.Value = GroupEntity.ModuleID;
                sqlCommand.Parameters.Add(sqlParameter);

                sqlParameter = new SqlParameter(ECommerceDataMapperBase.PN_ECO_LAN_LAN_ID, System.Data.SqlDbType.Int);
                sqlParameter.Direction = System.Data.ParameterDirection.Input;
                sqlParameter.Value = GroupEntity.LanguageID;
                sqlCommand.Parameters.Add(sqlParameter);

                try
                {
                    sqlCommand.Connection.Open();
                    sqlCommand.ExecuteNonQuery();
                    sqlCommand.Connection.Close();

                    GroupEntity.ID = Convert.ToInt32(sqlCommand.Parameters[PN_GROUP_ID].Value);
                }
                catch (Exception ex)
                {
                    throw ex;
                }
            }
            return GroupEntity.ID;
        }