AUTH.java AuthOption.java AuthProtocolState.java AuthScheme.java AuthSchemeFactory.java AuthSchemeProvider.java AuthSchemeRegistry.java AuthScope.java AuthState.java AuthenticationException.java BasicUserPrincipal.java ChallengeState.java ContextAwareAuthScheme.java Credentials.java InvalidCredentialsException.java KerberosCredentials.java MalformedChallengeException.java NTCredentials.java NTUserPrincipal.java UsernamePasswordCredentials.java params/