public MiaoSiBookInformationService(IUnityContainer container)
 {
     this.container = container;
     this.eventAggregator = container.Resolve<IEventAggregator>();
     this.serverIp = "sqlserver.syslab.org"; this.serverPort = "0";this.serverUsername="******";this.serverPassword="******";
     this.databaseConnectionString = "";
     this.databaseConnectionString = generateDatabaseConnectionString();
     this.database = new MiaoSiBookDatabase(databaseConnectionString);
 }
 String generateDatabaseConnectionString(){
     string ip = this.ServerIp;
     string username = this.ServerUsername;
     string password = this.ServerPassword;
     //Data Source=192.168.28.129;Initial Catalog=Dblibrary;Persist Security Info=True;User ID=sa;Password=19831122
     String conString = "Data Source=" + ip + ";Initial Catalog=Dblibrary;Persist Security Info=True;User ID=" + username + ";Password=" + password;
     this.database = new MiaoSiBookDatabase(conString);
     return conString;
 }