Esempio n. 1
0
        public int Insert <TDataObject>(TDataObject obj)
            where TDataObject : class, IIntKeyedDataObject, new()
        {
            using (var scope = DBScope("Inserting " + typeof(TDataObject).Name))
            {
                using (var cmd = scope.Connection.CreateCommand())
                {
                    var sc = new SqlSerializationContext(cmd);
                    DataObjectSqlSerializer <TDataObject> .AppendInsertSql(sc, obj);

                    sc.Finish();

                    using (var r = cmd.LexExecuteReader())
                    {
                        r.Read();
                        var id = Convert.ToInt32(r.GetDecimal(0));
                        DataObjectSqlSerializer <TDataObject> .KeyColumn.Storage.SetValue(obj, id);

                        Logger.WriteLine("ID = " + id);
                        Added <TDataObject>();

                        return(id);
                    }
                }
            }
        }
Esempio n. 2
0
        public void Insert <TDataObject>(IList <TDataObject> objs)
            where TDataObject : class, IIntKeyedDataObject, new()
        {
            if (objs.Count > 0)
            {
                using (var scope = DBScope("Inserting multiple " + typeof(TDataObject).Name + ". Count = " + objs.Count))
                {
                    RunInTransaction(scope.Connection, (cn, transaction) =>
                    {
                        using (var cmd = cn.CreateCommand())
                        {
                            cmd.Transaction = transaction;
                            var sc          = new SqlSerializationContext((SqlCommand)cmd);
                            foreach (var o in objs)
                            {
                                if (o.ID != 0)
                                {
                                    throw new DMError("DataObject has been already inserted.");
                                }
                                DataObjectSqlSerializer <TDataObject> .AppendInsertSql(sc, o);
                                sc.Next();
                            }

                            sc.Finish();
                            using (var r = cmd.LexExecuteReader())
                            {
                                int i = 0, c = objs.Count;

                                while (true)
                                {
                                    if (!r.Read())
                                    {
                                        throw new DMError("Invalid Data Reader");
                                    }
                                    int id          = Convert.ToInt32(r.GetDecimal(0));
                                    TDataObject obj = objs[i];
                                    DataObjectSqlSerializer <TDataObject> .KeyColumn.Storage.SetValue(obj, id);

                                    CacheIt(obj);
                                    Added <TDataObject>();

                                    Logger.WriteLine("ID = " + id);

                                    ++i;
                                    if (i < c)
                                    {
                                        r.NextResult();
                                    }
                                    else
                                    {
                                        break;
                                    }
                                }
                            }
                        }
                    });
                }
            }
        }