Пример #1
0
        public static void RunDataTableTest(MainForm frm)
        {
            PFOdbc db = new PFOdbc();

            Program._messageLog.WriteLine("RunDataTableTest started ...");
            try
            {
                db.ConnectionString = frm.cboConnectionString.Text;
                db.OpenConnection();

                _msg.Length = 0;
                _msg.Append("Connection string is ");
                _msg.Append(db.ConnectionString);
                _msg.Append("\r\n");
                _msg.Append("Connection state is  ");
                _msg.Append(db.Connection.State.ToString());
                _msg.Append("\r\n");
                _msg.Append("Query text is:\r\n");
                _msg.Append(frm.txtSqlQuery.Text.ToString());
                Program._messageLog.WriteLine(_msg.ToString());

                db.returnResult += new PFOdbc.ResultDelegate(OutputResults);
                db.SQLQuery      = frm.txtSqlQuery.Text;
                db.CommandType   = CommandType.Text;
                DataTable tab = db.RunQueryDataTable();
                db.ProcessDataTable(tab);
                db.returnResult -= OutputResults;

                db.returnResultAsString += new PFOdbc.ResultAsStringDelegate(OutputResultsToFile);
                if (_textFile.FileIsOpen)
                {
                    _textFile.CloseFile();
                }
                _textFile.OpenFile(@"c:\temp\OdbcDtDelimited.txt", PFFileOpenOperation.OpenFileForWrite);
                tab = db.RunQueryDataTable();
                db.ExtractDelimitedDataFromTable(tab, "\t", "\r\n", true);

                if (_textFile.FileIsOpen)
                {
                    _textFile.CloseFile();
                }
                _textFile.OpenFile(@"c:\temp\OdbcDtFixedLength.txt", PFFileOpenOperation.OpenFileForWrite);
                tab = db.RunQueryDataTable();
                db.ExtractFixedLengthDataFromTable(tab, true, true, false);

                if (_textFile.FileIsOpen)
                {
                    _textFile.CloseFile();
                }

                tab           = db.RunQueryDataTable();
                tab.TableName = "TestTab007z";
                db.SaveDataTableToXmlFile(tab, @"c:\temp\OdbcTestDt.xml");
                tab = db.RunQueryDataTable();
                db.SaveDataTableWithSchemaToXmlFile(tab, @"c:\temp\OdbcTestDtPlus.xml");
                tab = db.RunQueryDataTable();
                db.SaveDataTableToXmlSchemaFile(tab, @"c:\temp\OdbcTestDt.xsd");


                tab = db.RunQueryDataTable();
                PFDataProcessor dataProcessor = new PFDataProcessor();
                tab.TableName = "TestTab001x";
                XmlDocument xmlDoc = dataProcessor.CopyDataTableToXmlDocument(tab);
                Program._messageLog.WriteLine("\r\n" + xmlDoc.OuterXml + "\r\n");
            }
            catch (System.Exception ex)
            {
                _msg.Length = 0;
                _msg.Append(AppGlobals.AppMessages.FormatErrorMessage(ex));
                Program._messageLog.WriteLine(_msg.ToString());
                AppMessages.DisplayErrorMessage(_msg.ToString(), _saveErrorMessagesToAppLog);
            }
            finally
            {
                if (_textFile.FileIsOpen)
                {
                    _textFile.CloseFile();
                }
                if (db.Connection.State == ConnectionState.Open)
                {
                    db.CloseConnection();
                }
                Program._messageLog.WriteLine("... RunDataTableTest finished.");
            }
        }