Examples of org.apache.hadoop.fs.FileContext.mkdir()

org.apache.hadoop.fs.FileContext.mkdir()
Make(create) a directory and all the non-existent parents. @param dir - the dir to make @param permission - permissions is set permission&~umask @param createParent - if true then missing parent dirs are created if falsethen parent must exist @throws AccessControlException If access is denied @throws FileAlreadyExistsException If directory dir alreadyexists @throws FileNotFoundException If parent of dir does not existand createParent is false @throws ParentNotDirectoryException If parent of dir is not adirectory @throws UnsupportedFileSystemException If file system for diris not supported @throws IOException If an I/O error occurredExceptions applicable to file systems accessed over RPC: @throws RpcClientException If an exception occurred in the RPC client @throws UnexpectedServerException If server implementation throws undeclared exception to RPC server RuntimeExceptions: @throws InvalidPathException If path dir is not valid

        lfs.mkdir(sysDir, NM_PRIVATE_PERM, true);
      }


      List<String> logDirs = dirsHandler.getLogDirs();
      for (String logDir : logDirs) {
        lfs.mkdir(new Path(logDir), null, true);
      }
    } catch (IOException e) {
      throw new YarnException("Failed to initialize LocalizationService", e);
    }

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        LOG.info(stagingPath + " exists! deleting...");
        fc.delete(stagingPath, true);
      }
      LOG.info("mkdir: " + stagingPath);
      //mkdir the staging directory so that right permissions are set while running as proxy user
      fc.mkdir(stagingPath, null, true);
      //mkdir done directory as well 
      String doneDir = JobHistoryUtils.getConfiguredHistoryServerDoneDirPrefix(conf);
      Path doneDirPath = fc.makeQualified(new Path(doneDir));
      fc.mkdir(doneDirPath, null, true);
    } catch (IOException e) {

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      //mkdir the staging directory so that right permissions are set while running as proxy user
      fc.mkdir(stagingPath, null, true);
      //mkdir done directory as well 
      String doneDir = JobHistoryUtils.getConfiguredHistoryServerDoneDirPrefix(conf);
      Path doneDirPath = fc.makeQualified(new Path(doneDir));
      fc.mkdir(doneDirPath, null, true);
    } catch (IOException e) {
      throw new YarnRuntimeException("Could not create staging directory. ", e);
    }
    conf.set(MRConfig.MASTER_ADDRESS, "test"); // The default is local because of
                                             // which shuffle doesn't happen

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    Configuration conf = new Configuration();
    conf.set(CommonConfigurationKeys.FS_PERMISSIONS_UMASK_KEY, "077");
    FileContext files = FileContext.getLocalFSFileContext(conf);
    final Path basedir = files.makeQualified(new Path("target",
      TestFSDownload.class.getSimpleName()));
    files.mkdir(basedir, null, true);
    conf.setStrings(TestFSDownload.class.getName(), basedir.toString());
    
    Map<LocalResource, LocalResourceVisibility> rsrcVis =
        new HashMap<LocalResource, LocalResourceVisibility>();

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    Configuration conf = new Configuration();
    conf.set(CommonConfigurationKeys.FS_PERMISSIONS_UMASK_KEY, "077");
    FileContext files = FileContext.getLocalFSFileContext(conf);
    final Path basedir = files.makeQualified(new Path("target",
      TestFSDownload.class.getSimpleName()));
    files.mkdir(basedir, null, true);
    conf.setStrings(TestFSDownload.class.getName(), basedir.toString());
    
    Map<LocalResource, LocalResourceVisibility> rsrcVis =
        new HashMap<LocalResource, LocalResourceVisibility>();

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    Configuration conf = new Configuration();
    conf.set(CommonConfigurationKeys.FS_PERMISSIONS_UMASK_KEY, "077");
    FileContext files = FileContext.getLocalFSFileContext(conf);
    final Path basedir = files.makeQualified(new Path("target",
        TestFSDownload.class.getSimpleName()));
    files.mkdir(basedir, null, true);
    conf.setStrings(TestFSDownload.class.getName(), basedir.toString());


    Random rand = new Random();
    long sharedSeed = rand.nextLong();
    rand.setSeed(sharedSeed);

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  public void testDirDownload() throws IOException, InterruptedException {
    Configuration conf = new Configuration();
    FileContext files = FileContext.getLocalFSFileContext(conf);
    final Path basedir = files.makeQualified(new Path("target",
      TestFSDownload.class.getSimpleName()));
    files.mkdir(basedir, null, true);
    conf.setStrings(TestFSDownload.class.getName(), basedir.toString());
    
    Map<LocalResource, LocalResourceVisibility> rsrcVis =
        new HashMap<LocalResource, LocalResourceVisibility>();

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  public void testUniqueDestinationPath() throws Exception {
    Configuration conf = new Configuration();
    FileContext files = FileContext.getLocalFSFileContext(conf);
    final Path basedir = files.makeQualified(new Path("target",
        TestFSDownload.class.getSimpleName()));
    files.mkdir(basedir, null, true);
    conf.setStrings(TestFSDownload.class.getName(), basedir.toString());


    ExecutorService singleThreadedExec = Executors.newSingleThreadExecutor();


    LocalDirAllocator dirs =

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      if (fc.util().exists(stagingPath)) {
        LOG.info(stagingPath + " exists! deleting...");
        fc.delete(stagingPath, true);
      }
      LOG.info("mkdir: " + stagingPath);
      fc.mkdir(stagingPath, null, true);


      //mkdir done directory as well
      String doneDir =
          JobHistoryUtils.getConfiguredHistoryServerDoneDirPrefix(conf);
      Path doneDirPath = fc.makeQualified(new Path(doneDir));

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      //mkdir done directory as well
      String doneDir =
          JobHistoryUtils.getConfiguredHistoryServerDoneDirPrefix(conf);
      Path doneDirPath = fc.makeQualified(new Path(doneDir));
      fc.mkdir(doneDirPath, null, true);
    } catch (IOException e) {
      throw new TezUncheckedException("Could not create staging directory. ", e);
    }
    conf.set(MRConfig.MASTER_ADDRESS, "test");

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