Esempio n. 1
0
        /// <summary>
        /// Notifies the observer of a new value in the sequence. It's best to override Dispatch or TreatRow than this method because this method contains pipelining logic.
        /// </summary>
        public override void Trigger()
        {
            CountTreated++;
            try
            {
                foreach (var elt in _enumeration)
                {
                    if (elt is Row)
                    {
                        Observers.PropagateOnNext(elt as Row);
                    }
                    else
                    {
                        Observers.PropagateOnNext(Row.FromObject(elt));
                    }
                }
            }
            catch (Exception ex)
            {
                Observers.PropagateOnError(ex);
            }

            Completed = true;
            Observers.PropagateOnCompleted();
        }
Esempio n. 2
0
        /// <summary>
        /// Notifies the observer of a new value in the sequence. It's best to override Dispatch or TreatRow than this method because this method contains pipelining logic.
        /// </summary>
        public override void Trigger()
        {
            CountTreated++;

            try
            {
                IEnumerator fList = null;

                if (_strm != null)
                {
                    using (StreamReader reader = new StreamReader(_strm))
                    {
                        fList = FluentFile.For(_type).From(reader).GetEnumerator();
                    }
                }
                else if (_strmReader != null)
                {
                    fList = FluentFile.For(_type).From(_strmReader).GetEnumerator();
                }
                else if (_filename != null)
                {
                    fList = FluentFile.For(_type).From(_filename).GetEnumerator();
                }
                IterateElements(fList);
            }
            catch (Exception ex)
            {
                log4net.LogManager.GetLogger(this.GetType()).Error("Operation error", ex);
                Observers.PropagateOnError(ex);
            }

            Completed = true;
            Observers.PropagateOnCompleted();
        }
Esempio n. 3
0
        public override void Trigger()
        {
            try
            {
                _activator.UseCommand(currentCommand =>
                {
                    if (_activator.Prepare != null)
                    {
                        _activator.Prepare(currentCommand, null);
                    }

                    if (_activator.IsQuery)
                    {
                        OleDbDataAdapter ada = new OleDbDataAdapter(currentCommand);
                        DataTable table      = new DataTable();
                        ada.Fill(table);
                        Observers.PropagateOnNext(table);
                    }
                    else
                    {
                        currentCommand.ExecuteNonQuery();
                    }
                });
            }
            catch (Exception ex)
            {
                Observers.PropagateOnError(ex);
            }
            finally
            {
                _activator.Release();
            }
        }
Esempio n. 4
0
        /// <summary>
        /// Notifies the observer of a new value in the sequence. It's best to override Dispatch or TreatRow than this method because this method contains pipelining logic.
        /// </summary>
        public override void Trigger()
        {
            try
            {
                _activator.UseCommand(currentCommand =>
                {
                    if (_activator.Prepare != null)
                    {
                        _activator.Prepare(currentCommand, null);
                    }

                    log4net.LogManager.GetLogger(this.GetType()).Info(DisplayName + " Execute command " + currentCommand.CommandText);

                    if (_activator.IsQuery)
                    {
                        using (IDataReader reader = currentCommand.ExecuteReader())
                        {
                            while (reader.Read())
                            {
                                try
                                {
                                    Observers.PropagateOnNext(_activator.CreateRowFromReader(reader));
                                }
                                catch (Exception ex)
                                {
                                    if (_activator.FailOnError)
                                    {
                                        throw;
                                    }

                                    log4net.LogManager.GetLogger(this.GetType()).Warn("Non blocking operation error", ex);
                                }
                            }
                        }
                    }
                    else
                    {
                        currentCommand.ExecuteNonQuery();
                    }
                });
            }
            catch (Exception ex)
            {
                log4net.LogManager.GetLogger(this.GetType()).Error("Operation error", ex);
                Observers.PropagateOnError(ex);
            }
            finally
            {
                _activator.Release();
            }

            Completed = true;
            Observers.PropagateOnCompleted();
        }
Esempio n. 5
0
 /// <summary>
 /// Notifies the observer that an exception has occurred.
 /// </summary>
 public virtual void OnError(Exception exception)
 {
     Observers.PropagateOnError(exception);
 }