/// <summary>
/// Constructor whith four parameters
/// </summary>
/// <param name="savePath">Path to save data</param>
/// <param name="slaves">Slaves' addresses</param>
/// <param name="idAlgorithm">Alghorithm to generate user ids</param>
/// <param name="logging">Determines if logging is on</param>
public MasterUserService(string savePath, List <IPEndPoint> slaves, IIdAlgorithm idAlgorithm, bool logging)
{
if (idAlgorithm == null)
{
this.idAlgorithm = new IncrementAlgorithm();
}
else
{
this.idAlgorithm = idAlgorithm as IncrementAlgorithm;
}
if (savePath == null)
{
throw new NullReferenceException(nameof(savePath));
}
if (slaves == null)
{
throw new NullReferenceException(nameof(slaves));
}
this.logging = logging;
this.Data = new List <User>();
this.savePath = savePath;
this.slaves = slaves;
this.clients = new List <TcpClient>();
this.Load();
this.ConfigureSlaves();
if (this.logging)
{
Log.Trace("Master app started");
}
}
private void Load()
{
var formatter = new XmlSerializer(typeof(MasterUserService));
try
{
using (var fs = new FileStream(this.savePath, FileMode.Open))
{
var ob = formatter.Deserialize(fs) as MasterUserService;
this.Data = ob.Data;
this.idAlgorithm = ob.idAlgorithm;
}
}
catch (FileNotFoundException ex)
{
}
if (this.logging)
{
Log.Trace("Master loaded");
}
}
/// <summary>
/// Reads data from the xml file
/// </summary>
/// <param name="reader">Instance of the XmlReader</param>
public void ReadXml(XmlReader reader)
{
reader.ReadStartElement(nameof(MasterUserService));
reader.ReadStartElement("master");
reader.ReadStartElement("idAlgorithm");
var idAlgorithm = reader.ReadContentAsString();
var type = Type.GetType(idAlgorithm);
var ctor = type.GetConstructor(new[] { typeof(int) });
reader.ReadEndElement();
reader.ReadStartElement("id");
var id = reader.ReadContentAsString();
this.idAlgorithm = ctor.Invoke(new object[] { int.Parse(id) }) as IIdAlgorithm;
reader.ReadEndElement();
reader.MoveToAttribute("count");
var count = int.Parse(reader.Value);
reader.ReadStartElement("data");
var otherSer = new XmlSerializer(typeof(User));
for (var i = 0; i < count; i++)
{
var other = (User)otherSer.Deserialize(reader);
this.Data.Add(other);
}
reader.ReadEndElement();
reader.ReadEndElement();
}
