コード例 #1
0
        /// <summary>
        /// Saves a list of entries to a csv file.
        /// </summary>
        /// <param name="streamWriter">Stream for recording.</param>
        public void SaveToCsv(StreamWriter streamWriter)
        {
            if (streamWriter == null)
            {
                throw new ArgumentNullException(nameof(streamWriter));
            }

            var writer = new FileCabinetRecordCsvWriter(streamWriter);

            streamWriter.WriteLine("Id, First name, Last name, Date of Birth, Wallet, Marital status, Height");

            foreach (var record in this.records)
            {
                writer.Write(record);
            }
        }
コード例 #2
0
        private static void Export(Options options, IEnumerable <FileCabinetRecord> records)
        {
            if (File.Exists(options.OutputFileName))
            {
                Console.WriteLine($"File is exist - rewrite {options.OutputFileName}? [Y/n]");
                string answer = Console.ReadLine();
                if (answer.Equals(Configurator.GetConstantString("PositiveAnswer"), StringComparison.OrdinalIgnoreCase))
                {
                    File.Delete(options.OutputFileName);
                }
                else
                {
                    return;
                }
            }

            if (options.OutputType.Equals(Configurator.GetConstantString("Csv"), StringComparison.OrdinalIgnoreCase))
            {
                try
                {
                    using StreamWriter streamWriter = new StreamWriter(options.OutputFileName);
                    streamWriter.WriteLine(Configurator.GetConstantString("CsvHeader"));
                    using FileCabinetRecordCsvWriter csvWriter = new FileCabinetRecordCsvWriter(streamWriter);
                    foreach (FileCabinetRecord record in records)
                    {
                        csvWriter.Write(record);
                    }

                    Console.WriteLine($"{records.Count()} records are exported to file {options.OutputFileName}");
                }
                catch (DirectoryNotFoundException)
                {
                    Console.WriteLine($"Can't find directory {options.OutputFileName}.");
                    Console.WriteLine(Configurator.GetConstantString("ClosingProgram"));
                }
            }
            else if (options.OutputType.Equals(Configurator.GetConstantString("Xml"), StringComparison.OrdinalIgnoreCase))
            {
                FileCabinetRecordXml[] xmlRecords = new FileCabinetRecordXml[records.Count()];
                int counter = 0;
                foreach (FileCabinetRecord record in records)
                {
                    xmlRecords[counter] = new FileCabinetRecordXml(record);
                    counter++;
                }

                XmlWriterSettings settings = new XmlWriterSettings
                {
                    Indent = true,
                };
                try
                {
                    using (var fileWriter = XmlWriter.Create(options.OutputFileName, settings))
                    {
                        XmlWriterToGenerator xmlWriter = new XmlWriterToGenerator(fileWriter, xmlRecords);
                        xmlWriter.Write();
                    }

                    Console.WriteLine($"{records.Count()} records are exported to file {options.OutputFileName}");
                }
                catch (DirectoryNotFoundException)
                {
                    Console.WriteLine($"Can't find directory {options.OutputFileName}.");
                    Console.WriteLine(Configurator.GetConstantString("ClosingProgram"));
                }
            }
            else
            {
                Console.WriteLine($"Wrong format type {options.OutputType}.");
                Console.WriteLine(Configurator.GetConstantString("ClosingProgram"));
            }
        }