Package tachyon

Examples of tachyon.UnderFileSystem.create()

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  @Test
  public void createFileWithUfsFileTest() throws IOException {
    String tempFolder = mLocalTachyonCluster.getTempFolderInUnderFs();
    UnderFileSystem underFs = UnderFileSystem.get(tempFolder);
    OutputStream os = underFs.create(tempFolder + "/temp", 100);
    os.close();
    TachyonURI uri = new TachyonURI("/abc");
    mTfs.createFile(uri, new TachyonURI(tempFolder + "/temp"));
    Assert.assertTrue(mTfs.exist(uri));
    Assert.assertEquals(tempFolder + "/temp", mTfs.getFile(uri).getUfsPath());
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      UnderFileSystem underfsClient = UnderFileSystem.get(mUnderFsFile, ufsConf);
      if (mBlockCapacityByte > Integer.MAX_VALUE) {
        throw new IOException("BLOCK_CAPCAITY (" + mBlockCapacityByte + ") can not bigger than "
            + Integer.MAX_VALUE);
      }
      mCheckpointOutputStream = underfsClient.create(mUnderFsFile, (int) mBlockCapacityByte);
    }
  }

  @Override
  public void cancel() throws IOException {
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    String journalPath = journalPrefix + "/log.data";
    String completedStr = journalPrefix + "/completed/";
    UnderFileSystem ufs = UnderFileSystem.get(journalPath);
    ufs.delete(journalPrefix, true);
    ufs.mkdirs(journalPrefix, true);
    OutputStream ops = ufs.create(journalPath);
    if (ops != null) {
      ops.close();
    }
    if (ufs != null) {
      ufs.close();
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   *
   * @throws IOException
   */
  public static void touch(String path) throws IOException {
    UnderFileSystem ufs = UnderFileSystem.get(path);
    OutputStream os = ufs.create(path);
    os.close();
  }

  /**
   * Check if the given path is properly formed
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    UnderFileSystem ufs = UnderFileSystem.get(path);
    if (!ufs.exists(parentFolder)) {
      LOG.info("Creating parent folder " + parentFolder);
      ufs.mkdirs(parentFolder, true);
    }
    OutputStream os = ufs.create(tPath);
    DataOutputStream imageOs = new DataOutputStream(os);
    ObjectWriter writer = JsonObject.createObjectMapper().writer();

    info.writeImage(writer, imageOs);
    imageOs.flush();
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