public static SessionManager initSession(User user)
{
if (instance == null)
{
//verify lock of object of multiple threads
lock (syncRoot)
{
if (instance == null)
{
instance = new SessionManager();
BjaContext context = new BjaContext();
session = new Session();
session.Id = IdentifierGenerator.NewId();
session.IdUser = user.Id;
session.User = user;
session.UserName = user.UserName;
session.CompleteName = user.CompleteName;
session.InitDate = DateTime.Now;
context.Sessions.Add(session);
context.SaveChanges();
}
}
}
return instance;
}
public static void endSession()
{
BjaContext context = new BjaContext();
session.EndDate = DateTime.Now;
context.Sessions.Attach(session);
context.Entry(session).State = System.Data.EntityState.Modified;
context.SaveChanges();
instance = null;
}