public LotteryDatabase(string file)
{
_file = file;
if (File.Exists(file))
{
Winners = JsonConvert.DeserializeObject <Dictionary <string, List <string> > >(
File.ReadAllText(file));
UpdateWinnedPersons();
}
PersonJson = JsonConvert.DeserializeObject <PersonJson>(
File.ReadAllText("./Resources/person.json"));
foreach (var kv in PersonJson.Persons)
{
kv.Value.Name = kv.Key;
}
foreach (var name in PersonJson.Excluded ?? new HashSet <string>())
{
if (!PersonJson.Persons.ContainsKey(name))
{
MessageBox.Show($"名字不存在: {name}");
}
}
foreach (var name in PersonJson.ExcludedForBig ?? new HashSet <string>())
{
if (!PersonJson.Persons.ContainsKey(name))
{
MessageBox.Show($"名字不存在: {name}");
}
}
}
public void Serialize()
{
// объект для сериализации
PersonJson person1 = new PersonJson("Tom", 295151);
PersonJson person2 = new PersonJson("Bill", 25442235);
PersonJson[] people = new PersonJson[] { person1, person2 };
DataContractJsonSerializer jsonFormatter = new DataContractJsonSerializer(typeof(PersonJson[]));
using (FileStream fs = new FileStream("people.json", FileMode.OpenOrCreate))
{
jsonFormatter.WriteObject(fs, people);
}
}
internal static void JSONSerializeAndDeserialize()
{
PersonJson p = new PersonJson
{
Id = 1,
Name = "John Doe"
};
using (MemoryStream stream = new MemoryStream())
{
// Serialize.
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(PersonJson));
ser.WriteObject(stream, p);
stream.Position = 0;
StreamReader streamReader = new StreamReader(stream);
Console.WriteLine(streamReader.ReadToEnd());
// Deserialize.
stream.Position = 0;
PersonJson result = (PersonJson)ser.ReadObject(stream);
Console.WriteLine($" Id is {result.Id} and Naem is {result.Name}");
}
}
