return the parent role name , null if role has no parent concode_field_sep Map<String,String> parentMappings concode_field_sep List<String> getAncestors concode_elem_sep boolean isValidParent concode_elem_sep List<String> getChildren concode_elem_sep List<String> getDescendants concode_elem_sep List<String> getRootRoles concode_elem_sep boolean isRoot concode_elem_sep void fillAncestors concode_elem_sep boolean containsRole concode_elem_sep void fillDescendents concode_elem_sep void cycleDetected concode_elem_sep List<String> getLeafRoles concode_elem_sep void checkRole
String function ( String arg0 ) { checkRole ( arg0 ) ; String loc0 = parentMappings . get ( arg0 ) ; if ( arg0 . equals ( loc0 ) ) cycleDetected ( arg0 , null ) ; return loc0 ; }