protected void ReadDataTable(ReplicationService.DataTable Table, IDataReader rdr)
{
Table.Columns = new List <ReplicationService.DataColumn>();
int col = rdr.FieldCount;
// начинаем с третьей позиции
// 0=TableName, 1-ItemId, 2-ItemGen
for (int i = 3; i < col; i++)
{
var c = new ReplicationService.DataColumn();
c.Name = rdr.GetName(i);
c.DataType = (ReplicationService.SqlDbType)SqlExtension.GetSqlDbType(rdr.GetDataTypeName(i));
Table.Columns.Add(c);
}
}
Boolean ProcessItem(Int64 itemId, String itemName)
{
if (!_counters.ContainsKey(itemName))
{
_counters.Add(itemName, 0);
}
ReplicationService.PackageData pd = new ReplicationService.PackageData();
using (var cmd = _cnn.CreateCommand())
{
cmd.CommandType = CommandType.StoredProcedure;
cmd.CommandText = String.Format("a2repl.get_{0}_for_send", itemName);
cmd.Parameters.AddWithValue("@id", itemId);
using (var rdr = cmd.ExecuteReader())
{
do
{
var di = new ReplicationService.DataTable();
ReadDataTable(di, rdr);
while (rdr.Read())
{
ReadData(di, rdr);
}
if (pd.Tables == null)
{
pd.Tables = new List <ReplicationService.DataTable>();
}
pd.Tables.Add(di);
} while (rdr.NextResult());
}
}
pd.HasContent = pd.Tables != null;
Log.Write("\t{0} Id={1}{2} ...", itemName, itemId.ToString(), SqlExtension.Id2String(itemId));
pd.ItemName = itemName; // обязательно!
pd.ItemId = itemId;
_client.SendPackage(_clientId, _sessionId, pd);
using (var cmd = _cnn.CreateCommand())
{
cmd.CommandType = CommandType.StoredProcedure;
cmd.CommandText = String.Format("a2repl.set_{0}_sent", itemName);
cmd.Parameters.AddWithValue("@sessionid", _sessionId);
cmd.Parameters.AddWithValue("@id", itemId);
cmd.ExecuteNonQuery();
}
Log.WriteLine(" успешно");
_counters[itemName]++;
return(true);
}
Boolean ProcessPackage(ref Boolean bError)
{
// получаем ID и имя элемента для отправки
ReplicationService.DataForGet dg = _client.GetItemForGet(_clientId, _sessionId);
if (dg == null)
{
return(false); // нет данных
}
Log.Write("\t{0} Id={1}{2} ...", dg.TableName, dg.Id.ToString(), SqlExtension.Id2String(dg.Id));
if (!ProcessOneElement(dg, ref bError))
{
Log.WriteLine(" ошибка");
return(false);
}
Log.WriteLine(" успешно");
return(true);
}
protected void ReadData(ReplicationService.DataTable Table, IDataReader rdr)
{
if (Table.Rows == null)
{
Table.Rows = new List <ReplicationService.DataRow>();
}
if (String.IsNullOrWhiteSpace(Table.TableName))
{
Table.TableName = rdr.GetString(0);
}
int ix = 1;
var r = new ReplicationService.DataRow();
r.Values = new List <String>();
r.Id = rdr.GetInt64(ix++);
r.Gen = rdr.GetInt32(ix++);
for (int i = ix; i < rdr.FieldCount; i++)
{
r.Values.Add(SqlExtension.ToStringValue(rdr.GetValue(i)));
}
Table.Rows.Add(r);
}
protected void ProcessSingleTable(ReplicationService.DataTable table)
{
// %%%% TODO: Наличие параметров в клиентской базе!!!!!
if ((table.TableName == null) || (table.Columns == null))
{
return;
}
if (!_counters.ContainsKey(table.TableName))
{
_counters.Add(table.TableName, 0);
}
if (table.Rows == null)
{
return;
}
if (table.Columns == null)
{
return;
}
String cmdText = String.Format("a2repl.{0}_update", table.TableName);
using (var cmd = _cnn.CreateCommand())
{
cmd.CommandText = cmdText;
cmd.CommandType = CommandType.StoredProcedure;
SqlCommandBuilder.DeriveParameters(cmd);
var prmMap = new Dictionary <String, Int32>();
for (int i = 0; i < cmd.Parameters.Count; i++)
{
prmMap.Add(cmd.Parameters[i].ParameterName, i);
}
// Параметры уже прочитаны, добавлять их не нужно
/*
* //cmd.Parameters.Add(new SqlParameter("@Id", SqlDbType.BigInt));
* //cmd.Parameters.Add(new SqlParameter("@Gen", SqlDbType.Int));
* for (int i = 0; i < table.Columns.Count; i++)
* {
* var c = table.Columns[i];
* if (prmMap.ContainsKey("@" + c.Name))
* cmd.Parameters.Add(new SqlParameter("@" + c.Name, c.DataType));
* }
*/
foreach (var r in table.Rows)
{
cmd.Parameters["@Id"].Value = r.Id;
cmd.Parameters["@Gen"].Value = r.Gen;
if (r.Values != null)
{
Debug.Assert(table.Columns.Count == r.Values.Count);
for (int i = 0; i < r.Values.Count; i++)
{
var c = table.Columns[i];
var prmName = "@" + c.Name;
if (prmMap.ContainsKey(prmName))
{
cmd.Parameters[prmName].Value = SqlExtension.ConvertTo(r.Values[i], (SqlDbType)table.Columns[i].DataType);
}
}
cmd.ExecuteNonQuery();
_counters[table.TableName]++;
}
}
}
}