question: public static boolean hasTokenInformation ( Bundle bundle ) { if ( bundle == null ) { return false ; } String token = bundle . getString ( TOKEN_KEY ) ; if ( ( token == null ) || ( token . length ( ) == 0 ) ) { return false ; } long expiresMilliseconds = bundle . getLong ( EXPIRATION_DATE_KEY , 0L ) ; if ( expiresMilliseconds == 0L ) { return false ; } return true ; }
target:  Returns a boolean indicating whether a Bundle contains properties that could be a valid saved token.