public static SecureDA getInstance()
{
if (instance == null)
{
instance = new SecureDA();
}
return(instance);
}
/// <summary>
/// check availability of the user in database
/// </summary>
/// <returns>ture if user is available.</returns>
private bool checkUser()
{
userSensitiveData = SecureDA.getInstance().readFromDatabase(this.username);
if (!(userSensitiveData == null))
{
return(true);
}
return(false);
}
private bool VerifyPassword(String Password) // verify the current password retun true if ok else false
{
ModelUser = SecureDA.getInstance().readFromDatabase(frmMain.AppUser.UserName);
if ((ModelUser.Password).Equals(Cryptography.Encrypt(Password)))
{
return(true);
}
else
{
MessageBox.Show("Wrong Password");
return(false);
}
}
public bool update() //update to database using secure Data Acess
{
return(SecureDA.getInstance().updateToDatabase(this));
}
public bool create() // add to database using secure Data Acess
{
return(SecureDA.getInstance().addToDatabase(this));
}
