gets value part of the first attribute in the provided rdn . example : for rdn `` cn = user1 , ou = corp '' this method will return `` user1 '' concode_field_sep Logger LOG concode_field_sep List<String> parseDnPatterns concode_elem_sep List<String> createCandidatePrincipals concode_elem_sep String extractBaseDn concode_elem_sep boolean isDn concode_elem_sep List<String> patternsToBaseDns concode_elem_sep String patternToBaseDn concode_elem_sep boolean hasDomain concode_elem_sep String extractFirstRdn concode_elem_sep String extractUserName
String function ( String arg0 ) { return ( ( arg0 . split ( "srini_string" ) ) [ 0 ] . split ( "srini_string" ) ) [ 1 ] ; }