VGSecurityRuntime.ValidateUser Method (String, String, VGAuthenticationMode)

Verifies that the supplied user name and password are valid.

public VGAuthenticationState ValidateUser(
   String username,
   String password,
   VGAuthenticationMode mode
);

username: The name of the user to be validated.
password: The password for the specified user.
mode: A VGAuthenticationMode value indicating the authentication mode used to validate the user.

a VGAuthenticationState indicating if the validation succeeds or not.

This method do not changes the Principal property or the AuthenticationState property. You must use the method Authenticate to authenticate the current user.

Exception Type	Condition
ArgumentNullException	username or password is null.
ArgumentException	username is empty or contains invalid chars ('\', '/', '?', '*', '%', ';', ''', '"', ':', '\|', '[', ']', '+', '=', ','). or username or password is longer than 64 characters.
VGConfigurationException	The configuration file is not valid or A problem occurs during the connection to the repository. or The version of the repository or the version of the permissions is not supported by the application.

Exception Type

Condition

ArgumentNullException

username or password is null.

ArgumentException

username is empty or contains invalid chars ('\', '/', '?', '*', '%', ';', ''', '"', ':', '|', '[', ']', '+', '=', ',').

username or password is longer than 64 characters.

VGConfigurationException

The configuration file is not valid

A problem occurs during the connection to the repository.

The version of the repository or the version of the permissions is not supported by the application.