static void Main(string[] args)
{
var a = new Tonaufnahme[2];
a[0] = new MusicTitle("test_Interpret", "test_Title", 2000, 179, "s", 3.99m);
a[1] = new Podcast("test_Publisher", "test_Title", 1999, 90, "m", 6.99m);
Console.WriteLine($"Title: {a[0].Title} & {a[1].Title}");
Console.WriteLine($"Length: {Math.Round(a[1].getLength("s"),0)}sec & {Math.Round(a[1].getLength("m"),2)}min");
Console.WriteLine($"Length: {Math.Round(a[0].getLength("s"), 0)}sec & {Math.Round(a[0].getLength("m"), 2)}min");
}
static void Main(string[] args)
{
var a = new Tonaufnahme[2];
a[0] = new MusicTitle("test_Interpret", "test_Title", 2000, 179.2m, "s", 3.99m);
a[1] = new Podcast("test_Publisher", "test_Title", 1999, new Length(32, "m"), 6.99m);
var settings = new JsonSerializerSettings()
{
Formatting = Formatting.Indented, TypeNameHandling = TypeNameHandling.Auto
};
string s = JsonConvert.SerializeObject(a, settings);
File.WriteAllText("export.json", s);
var textFromFile = File.ReadAllText("export.json");
var e = JsonConvert.DeserializeObject <Tonaufnahme[]>(textFromFile, settings);
Console.WriteLine("String before Export:");
Console.WriteLine(s);
Console.WriteLine("\n\nString after Import:");
Console.WriteLine(textFromFile);
Console.WriteLine("\n\nCompare Titles:");
Console.Write($"a: {a[0].Title} & {a[1].Title}");
Console.WriteLine($" e: {e[0].Title} & {e[1].Title}");
Console.WriteLine("\n\nCompare Durations:");
Console.Write($"a: {Math.Round(a[0].Duration.Duration, 1)}{a[0].Duration.Unit}");
Console.WriteLine($" a: {Math.Round(a[1].Duration.Duration, 1)}{a[1].Duration.Unit}");
Console.Write($"e: {Math.Round(e[0].Duration.Duration, 1)}{e[0].Duration.Unit}");
Console.WriteLine($" e: {Math.Round(e[1].Duration.Duration, 1)}{e[1].Duration.Unit}");
}
static void Main(string[] args)
{
var a = new Tonaufnahme[2];
a[0] = new MusicTitle("test_Interpret", "test_Title", 2000, 179.2m, "s", 3.99m);
a[1] = new Podcast("test_Publisher", "test_Title", 1999, new Length(32, "m"), 6.99m);
var settings = new JsonSerializerSettings()
{
Formatting = Formatting.Indented, TypeNameHandling = TypeNameHandling.Auto
};
string s = JsonConvert.SerializeObject(a, settings);
File.WriteAllText("export.json", s);
var textFromFile = File.ReadAllText("export.json");
var e = JsonConvert.DeserializeObject <Tonaufnahme[]>(textFromFile, settings);
Console.WriteLine("String before Export:");
Console.WriteLine(s);
Console.WriteLine("\n\nString after Import:");
Console.WriteLine(textFromFile);
Console.WriteLine("\n\nCompare Titles:");
Console.Write($"a: {a[0].Title} & {a[1].Title}");
Console.WriteLine($" e: {e[0].Title} & {e[1].Title}");
Console.WriteLine("\n\nCompare Durations:");
Console.Write($"a: {Math.Round(a[0].Duration.Duration, 1)}{a[0].Duration.Unit}");
Console.WriteLine($" a: {Math.Round(a[1].Duration.Duration, 1)}{a[1].Duration.Unit}");
Console.Write($"e: {Math.Round(e[0].Duration.Duration, 1)}{e[0].Duration.Unit}");
Console.WriteLine($" e: {Math.Round(e[1].Duration.Duration, 1)}{e[1].Duration.Unit}");
Console.WriteLine("\n\n\n\n");
var b = new Podcast[4];
b[0] = new Podcast("Publisher_B1", "Title_B1", 2999, new Length(12, "s"), 10);
b[1] = new Podcast("Publisher_B2", "Title_B2", 2999, new Length(12, "s"), 1);
b[2] = new Podcast("Publisher_B3", "Title_B3", 2999, new Length(12, "s"), -12);
b[3] = new Podcast("Publisher_B4", "Title_B4", 2999, new Length(12, "s"), 1);
//Task6
var test = new Subject <Podcast>();
test
.Where(x => x.Price > 0)
.Subscribe(x =>
{
Console.WriteLine($"received Podcast: {x.Title}");
});
foreach (Podcast pod in b)
{
test.OnNext(pod);
}
Console.WriteLine("\n\n\n\n");
//Task7
var random = new Random();
var sw = new Stopwatch(); sw.Start();
var tasks = new List <Task <Podcast> >();
foreach (var pod in b)
{
var task = Task.Run(() =>
{
Console.WriteLine($"T1: Start {pod.Title}");
Task.Delay(TimeSpan.FromSeconds(1.0 + random.Next(2))).Wait();
Console.WriteLine($"T1: End {pod.Title}");
return(pod);
});
tasks.Add(task);
}
sw.Stop();
Console.WriteLine(sw.Elapsed);
sw.Start();
var tasks2 = new List <Task <Podcast> >();
foreach (var task in tasks)
{
tasks2.Add(task.ContinueWith(t =>
{
Console.WriteLine($"T2: {t.Result.Title}");
return(t.Result);
}));
}
Console.WriteLine(sw.Elapsed);
System.Threading.Thread.Sleep(5000);
Console.WriteLine(sw.Elapsed);
}
