Exemplo n.º 1
0
        static void Main(string[] args)
        {
            #region Binary Serialization

            UserPrefs userData = new UserPrefs();
            userData.WindowColor = "Yellow";
            userData.FontSize    = 50;

            // The BinaryFormatter persists state data in a binary format.
            BinaryFormatter binFormat = new BinaryFormatter();

            // Store object in a local file
            Stream fStream = new FileStream("user.dat",
                                            FileMode.Create, FileAccess.Write, FileShare.None);
            binFormat.Serialize(fStream, userData);
            fStream.Close();

            //serialization
            MyClass obj = new MyClass();

            obj.N1   = 100;
            obj.N2   = 250;
            obj.Str1 = "This string will be serialized";
            obj.Str2 = "This string will be lost soon";

            IFormatter formatter1 = new BinaryFormatter();

            Stream fStream2 = new FileStream("MyFile.bin",
                                             FileMode.Create, FileAccess.Write, FileShare.None);
            formatter1.Serialize(fStream2, obj);
            fStream2.Close();

            //deserialization
            IFormatter formatter2 = new BinaryFormatter();

            Stream fStream3 = new FileStream("MyFile.bin",
                                             FileMode.Open, FileAccess.Read, FileShare.Read);
            MyClass obj2 = (MyClass)formatter2.Deserialize(fStream3);
            fStream3.Close();

            //deserialization
            IFormatter formatter3 = new BinaryFormatter();

            Stream fStream4 = new FileStream("user.dat",
                                             FileMode.Open, FileAccess.Read, FileShare.Read);
            UserPrefs userData2 = (UserPrefs)formatter3.Deserialize(fStream4);
            fStream4.Close();

            Console.WriteLine(obj2);
            Console.WriteLine(userData2);

            // ----
            // Make a JamesBondCar and set state
            JamesBondCar jbc = new JamesBondCar();
            jbc.CanFly                  = true;
            jbc.CanSubmerge             = false;
            jbc.TheRadio.StationPresets = new double[] { 89.3, 105.1, 97.1 };
            jbc.TheRadio.HasTweeters    = true;

            // Now save the car to a specific file in a binary format
            SaveAsBinaryFormat(jbc, "CarData.dat");
            //Now load the car data from the file
            JamesBondCar jbc2 = LoadFromBinaryFile("CarData.dat");

            Console.WriteLine(jbc2);
            #endregion

            #region SOAP serialization
            SaveAsSoapFormat(jbc, "CarData.soap");
            JamesBondCar jbc3 = LoadFromSoapFile("CarData.soap");
            Console.WriteLine(jbc3);

            #endregion

            #region XMLSerialization
            SaveAsXmlFormat(jbc, "CarData.xml");
            JamesBondCar jbc4 = LoadFromXmlFormat("CarData.xml");
            Console.WriteLine(jbc4);

            #endregion

            #region New JSON serialization
            var options = new JsonSerializerOptions
            {
                IgnoreReadOnlyProperties = false,
                IgnoreNullValues         = true,
                WriteIndented            = true,
            };
            WeatherForecast weatherForecast = new WeatherForecast();
            weatherForecast.Summary            = "Sunny day";
            weatherForecast.TemperatureCelsius = 25;
            weatherForecast.X = 5;
            string jsonString = JsonSerializer.Serialize(weatherForecast);
            Console.WriteLine(jsonString);
            File.WriteAllText("temps.json", jsonString);
            #endregion

            #region CustomSerialization

            StringData myData = new StringData();
            // Save to a local file in Binary format.
            IFormatter customFormat = new BinaryFormatter();
            Stream     fS5          = new FileStream("SData.dat",
                                                     FileMode.Create, FileAccess.Write, FileShare.None);

            customFormat.Serialize(fS5, myData);

            fS5.Close();

            //deserialization
            IFormatter f6 = new BinaryFormatter();

            Stream fS6 = new FileStream("SData.dat",
                                        FileMode.Open, FileAccess.Read, FileShare.Read);
            StringData userData6 = (StringData)f6.Deserialize(fS6);
            fS6.Close();

            #endregion

            #region JSON Old serialization
            HighLowTemps cold = new HighLowTemps();
            cold.High = 15;
            cold.Low  = -10;
            HighLowTemps hot = new HighLowTemps();
            hot.High = 42;
            hot.Low  = 20;
            WeatherForecastWithPocos wfp = new WeatherForecastWithPocos();
            wfp.Date = DateTimeOffset.Now;
            wfp.TemperatureCelsius = 25;
            wfp.Summary            = "Sunny";
            wfp.DatesAvailable     = new List <DateTimeOffset>();
            wfp.DatesAvailable.Add(DateTimeOffset.Parse("2019-08-01T00:00:00-07:00"));
            wfp.DatesAvailable.Add(DateTimeOffset.Parse("2019-08-02T00:00:00-07:00"));
            wfp.TemperatureRanges = new Dictionary <string, HighLowTemps>();
            wfp.TemperatureRanges.Add("Cold", cold);
            wfp.TemperatureRanges.Add("Hot", hot);
            wfp.SummaryWords = new string[] {
                "Cool",
                "Windy",
                "Humid"
            };

            //serialize
            var stream1 = new MemoryStream();
            var ser     = new DataContractJsonSerializer(typeof(WeatherForecastWithPocos));
            ser.WriteObject(stream1, wfp);

            stream1.Position = 0;
            var sr = new StreamReader(stream1);
            Console.Write("JSON form of WeatherForeCastWithPocos object: ");
            Console.WriteLine(sr.ReadToEnd());

            //deserialize
            stream1.Position = 0;
            var p2 = (WeatherForecastWithPocos)ser.ReadObject(stream1);
            Console.WriteLine($"Deserialized back, got summary={wfp.Summary}, temperature={wfp.TemperatureCelsius}");
            Console.WriteLine(wfp);
            #endregion
            Console.ReadLine();
        }
Exemplo n.º 2
0
        static void Main(string[] args)
        {
            DateTimeOffset dateAndTime;

            DateTimeOffset[] dateAndTimesAvailable;

            // Instantiate date and time using years, months, days,
            // hours, minutes, and seconds
            dateAndTime = new DateTimeOffset(2008, 5, 1, 8, 6, 32,
                                             new TimeSpan(1, 0, 0));

            DateTimeOffset dateAndTimeAvailable1 = new DateTimeOffset(2020, 2, 3, 8, 6, 32,
                                                                      new TimeSpan(1, 0, 0));

            DateTimeOffset dateAndTimeAvailable2 = new DateTimeOffset(2020, 2, 4, 8, 6, 32,
                                                                      new TimeSpan(1, 0, 0));

            DateTimeOffset dateAndTimeAvailable3 = new DateTimeOffset(2020, 2, 5, 8, 6, 32,
                                                                      new TimeSpan(1, 0, 0));

            dateAndTimesAvailable = new DateTimeOffset[] { dateAndTimeAvailable1, dateAndTimeAvailable2, dateAndTimeAvailable3 };


            HighLowTemps hiLo_1 = new HighLowTemps();

            hiLo_1.High = 45;
            hiLo_1.Low  = 20;

            HighLowTemps hiLo_2 = new HighLowTemps();

            hiLo_1.High = 65;
            hiLo_1.Low  = 30;

            HighLowTemps hiLo_3 = new HighLowTemps();

            hiLo_1.High = 50;
            hiLo_1.Low  = 40;



            var tempsHILO = new Dictionary <string, HighLowTemps>()
            {
                { "Monday", new HighLowTemps {
                      High = 65, Low = 21
                  } },
                { "Tuesday", new HighLowTemps {
                      High = 35, Low = 15
                  } },
                { "Wednesday", new HighLowTemps {
                      High = 45, Low = 30
                  } }
            };


            WeatherForecastWithPOCOs forecast1 = new WeatherForecastWithPOCOs();

            forecast1.Date = dateAndTime;
            forecast1.TemperatureCelsius = 25;
            forecast1.Summary            = "Weekday 3 Days";

            forecast1.SummaryWords      = new string[] { "Sunny", "Bright", "Warm" };
            forecast1.SummaryField      = "ShortRange";
            forecast1.DatesAvailable    = dateAndTimesAvailable;
            forecast1.TemperatureRanges = tempsHILO;

            var options = new JsonSerializerOptions
            {
                IgnoreReadOnlyProperties = false,
                WriteIndented            = true
            };

            string jsonString = JsonSerializer.Serialize(forecast1, options);

            Console.WriteLine(jsonString);


            string path = @"C:\_Angela\_GIT_CSharp\MiscTextFiles\WeatherReport.json";

            if (File.Exists(path))
            {
                File.Delete(path);
            }

            using (var tw = new StreamWriter(path, true))
            {
                tw.WriteLine(jsonString.ToString());
                tw.Close();
            }


            using (var rw = new StreamReader(path))
            {
                string fileString = rw.ReadToEnd();
                rw.Close();
            }


            /// Output looks like this:
            //////////////////////////////////////////////////////
            //    {
            //    "Date": "2008-05-01T08:06:32+01:00",
            //      "TemperatureCelsius": 25,
            //      "Summary": "Weekday 3 Days",
            //      "SummaryField": "ShortRange",
            //      "DatesAvailable": [
            //        "2020-02-03T08:06:32+01:00",
            //        "2020-02-04T08:06:32+01:00",
            //        "2020-02-05T08:06:32+01:00"
            //      ],
            //      "TemperatureRanges": {
            //        "Monday": {
            //          "High": 65,
            //          "Low": 21
            //        },
            //        "Tuesday": {
            //          "High": 35,
            //          "Low": 15
            //        },
            //        "Wednesday": {
            //          "High": 45,
            //          "Low": 30
            //        }
            //      },
            //      "SummaryWords": [
            //        "Sunny",
            //        "Bright",
            //        "Warm"
            //      ]
            //        }

            //////////////////////////////////////////////////////
        }