public boolean mkdirs(String src, FsPermission masked, boolean createParent)
throws AccessControlException, FileAlreadyExistsException,
FileNotFoundException, NSQuotaExceededException,
ParentNotDirectoryException, SafeModeException, UnresolvedLinkException,
IOException {
MkdirsRequestProto req = MkdirsRequestProto.newBuilder()
.setSrc(src)
.setMasked(PBHelper.convert(masked))
.setCreateParent(createParent).build();
try {