Ejemplo n.º 1
0
        public static DataSet GetDataSetByComandaDirecta(string sComandaDirecta, BColectieParametriSQL pListaParametri, IDbTransaction pTranzactieSQL, string pConnexionString)
        {
            IDbCommand     cmdSqlCommand     = CInterfataSQLServer.getNewDataCommand();
            IDbDataAdapter adpSqlDataAdapter = CInterfataSQLServer.getNewDataAdaptater();
            DataSet        dsDataSet         = new DataSet();

            try
            {
                //Configuram comanda
                using (cmdSqlCommand)
                {
                    cmdSqlCommand.CommandType = CommandType.Text;     //precizam ca executam o comanda directa
                    cmdSqlCommand.CommandText = sComandaDirecta;      //textul comenzii directe

                    //Conexiunea la BDD pe care o vom utiliza
                    if (pTranzactieSQL == null)
                    {
                        IDbTransaction myTrans = GetTransactionOnConnection(pConnexionString);
                        cmdSqlCommand.Connection  = myTrans.Connection;
                        cmdSqlCommand.Transaction = myTrans;
                    }
                    else
                    {   //Atasam conexiunea si tranzactia comenzii
                        cmdSqlCommand.Connection  = pTranzactieSQL.Connection;
                        cmdSqlCommand.Transaction = pTranzactieSQL;
                    }

                    //Adaugam noii parametri la comanda
                    if (pListaParametri != null)
                    {
                        pListaParametri.AdaugaParametriiLaComanda(cmdSqlCommand);
                    }
                }

                //Configuram un SqlDataAdapter pentru a folosi SqlCommand si a incarca DataSet-ul
                adpSqlDataAdapter.SelectCommand = cmdSqlCommand;
                adpSqlDataAdapter.Fill(dsDataSet);

                //Daca nu am pasat o tranzactie atunci inchidem si facem comit tranzactiei create si utilizate
                if (pTranzactieSQL == null)
                {
                    CloseTransactionOnConnection(cmdSqlCommand.Transaction, true);
                    cmdSqlCommand.Connection.Close();
                    cmdSqlCommand.Connection.Dispose();
                }

                return(dsDataSet);
            }
            catch (Exception ex)
            {
                if (cmdSqlCommand.Connection != null && cmdSqlCommand.Connection.State == ConnectionState.Open)
                {
                    //daca nu am transmis tranzactie
                    if (pTranzactieSQL == null)
                    {
                        //Daca exista o tranzactie creata in interiorul acestei metode
                        if (cmdSqlCommand.Transaction != null)
                        {
                            CloseTransactionOnConnection(cmdSqlCommand.Transaction, false);
                        }
                    }
                    cmdSqlCommand.Connection.Close();
                    cmdSqlCommand.Connection.Dispose();
                }
                throw ex;
            }
            finally
            {
                cmdSqlCommand.Dispose();
                cmdSqlCommand     = null;
                adpSqlDataAdapter = null;
                dsDataSet         = null;
            }
        }
Ejemplo n.º 2
0
        /// <summary>
        /// Executa o PS de selectie si returneaza intr-un DataSet inregistrarile ce corespund acestei executii
        /// </summary>
        /// <param name="sNumeProcedura">numele procedurii stocate pe care dorim sa o executam</param>
        /// <param name="lstParametri">lista de parametri pasati PS</param>
        /// <param name="xTranzactieSQL">Tranzactia in cadrul careia executam PS</param>
        /// <param name="sConnexionString">poate fi utilizat doar daca nu transmitem tranzactie in parametru deoarece acest connection string este atasat noii tranzactii</param>
        /// <returns>Un DataSet ce contine rezultatul executiei procedurii stocate</returns>
        public static DataSet GetDataSetByStoredProc(string sNumeProcedura, List <IDataParameter> lstParametri, IDbTransaction xTranzactieSQL, string sConnexionString)
        {
            IDbCommand     cmdSqlCommand     = CInterfataSQLServer.getNewDataCommand();
            IDbDataAdapter adpSqlDataAdapter = CInterfataSQLServer.getNewDataAdaptater();
            DataSet        dsDataSet         = new DataSet();

            try
            {
                //Configuram comanda
                using (cmdSqlCommand)
                {
                    cmdSqlCommand.CommandType = CommandType.StoredProcedure;  //precizam ca executam o procedura stocata
                    cmdSqlCommand.CommandText = sNumeProcedura;               //numele procedurii stocate

                    //Conexiunea la BDD pe care o vom utiliza
                    if (xTranzactieSQL == null)
                    {
                        IDbTransaction myTrans = GetTransactionOnConnection(sConnexionString);
                        cmdSqlCommand.Connection  = myTrans.Connection;
                        cmdSqlCommand.Transaction = myTrans;
                    }
                    else
                    {   //Atasam conexiunea si tranzactia comenzii
                        cmdSqlCommand.Connection  = xTranzactieSQL.Connection;
                        cmdSqlCommand.Transaction = xTranzactieSQL;
                    }

                    //Stergem parametrii precedenti ai comenzii
                    if (cmdSqlCommand.Parameters != null)
                    {
                        cmdSqlCommand.Parameters.Clear();
                    }

                    //Adaugam noii parametri la comanda
                    if (lstParametri != null)
                    {
                        foreach (IDataParameter sqlParam in lstParametri)
                        {
                            cmdSqlCommand.Parameters.Add(sqlParam);
                        }
                    }
                }

                //Configuram un SqlDataAdapter pentru a folosi SqlCommand si a incarca DataSet-ul
                adpSqlDataAdapter.SelectCommand = cmdSqlCommand;

                try
                {
                    adpSqlDataAdapter.Fill(dsDataSet);
                }
                catch (Exception)
                {
                    //in caz de eroare mai incercam o data
                    adpSqlDataAdapter.Fill(dsDataSet);
                }

                //Daca nu am pasat o tranzactie atunci inchidem si facem comit tranzactiei create si utilizate
                if (xTranzactieSQL == null)
                {
                    CloseTransactionOnConnection(cmdSqlCommand.Transaction, true);
                    cmdSqlCommand.Connection.Close();
                    cmdSqlCommand.Connection.Dispose();
                }

                return(dsDataSet);
            }
            catch (Exception ex)
            {
                if (cmdSqlCommand.Connection != null && cmdSqlCommand.Connection.State == ConnectionState.Open)
                {
                    //daca nu am transmis tranzactie
                    if (xTranzactieSQL == null)
                    {
                        //Daca exista o tranzactie creata in interiorul acestei metode
                        if (cmdSqlCommand.Transaction != null)
                        {
                            CloseTransactionOnConnection(cmdSqlCommand.Transaction, false);
                        }
                    }
                    cmdSqlCommand.Connection.Close();
                    cmdSqlCommand.Connection.Dispose();
                }
                throw ex;
            }
            finally
            {
                cmdSqlCommand.Dispose();
                cmdSqlCommand     = null;
                adpSqlDataAdapter = null;
                dsDataSet         = null;
            }
        }