Exemplo n.º 1
0
        private IReadOnlyList <object> Load(Type type, string sql, params object[] values)
        {
            List <object> entities = new List <object>();

            using (var sqlConnection = GetConnection())
            {
                using (var sqlCommand = new DbSqlCommand(sql))
                {
                    sqlCommand.Connection = sqlConnection.SqlConnection;

                    QueryHelpers.AddSqlParameters(sqlCommand, values);
                    sqlConnection.Open();

                    using (SqlDataReader reader = sqlCommand.ExecuteReader(CommandBehavior.SequentialAccess))
                    {
                        var fillVisitor = new FillVisitor(
                            reader: reader,
                            db: this,
                            objectFillerFactory: new ObjectFillerFactory());
                        while (fillVisitor.Read())
                        {
                            object entity = QueryHelpers.Fill(type, entity: null, fillVisitor: fillVisitor);
                            entities.Add(entity);
                        }
                    }
                }
            }

            var entitiesToReturn = new List <object>(entities.Count);

            var configuration = GlobalDbConfiguration.GetConfigurationOrEmpty(type);
            var entityFilter  = configuration.EntityFilter;
            var queryLogger   = GlobalDbConfiguration.QueryLogger;

            foreach (object entity in entities)
            {
                queryLogger.IncrementLoadedElementCount(increment: 1);
                if (entityFilter.DoReturnEntity(Settings, entity))
                {
                    entitiesToReturn.Add(entity);
                }
            }

            OnEntitiesLoaded(entitiesToReturn
                             .Where(e => e is DbEntity)
                             .Select(e => e as DbEntity)
                             .ToList());

            return(entitiesToReturn);
        }
        private bool InitConnection()
        {
            if (sqlConnection == null)
            {
                sqlConnection         = new SqlConnection(db.Settings.ConnectionString);
                sqlCommand.Connection = sqlConnection;
                sqlConnection.Open();

                sqlDataReader = sqlCommand.ExecuteReader(CommandBehavior.SequentialAccess);
                return(true);
            }

            return(false);
        }