Examples of tachyon.client.TachyonFS

tachyon.client.TachyonFS
Tachyon's user client API. It contains a MasterClient and several WorkerClients depending on how many workers the client program is interacting with.

    if (argv.length != 2) {
      System.out.println("Usage: tfs lsr <path>");
      return -1;
    }
    TachyonURI path = new TachyonURI(argv[1]);
    TachyonFS tachyonClient = createFS(path);
    List<ClientFileInfo> files = tachyonClient.listStatus(path);
    Collections.sort(files);
    String format = "%-10s%-25s%-15s%-5s%n";
    for (ClientFileInfo file : files) {
      String inMemory = "";
      if (!file.isFolder) {

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    if (argv.length != 2) {
      System.out.println("Usage: tfs mkdir <path>");
      return -1;
    }
    TachyonURI path = new TachyonURI(argv[1]);
    TachyonFS tachyonClient = createFS(path);
    if (tachyonClient.mkdir(path)) {
      System.out.println("Successfully created directory " + path);
      return 0;
    } else {
      return -1;
    }

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    if (argv.length != 2) {
      System.out.println("Usage: tfs pin <path>");
      return -1;
    }
    TachyonURI path = new TachyonURI(argv[1]);
    TachyonFS tachyonClient = createFS(path);
    int fileId = tachyonClient.getFileId(path);
    tachyonClient.pinFile(fileId);
    try {
      tachyonClient.pinFile(fileId);
      System.out.println("File '" + path + "' was successfully pinned.");
      return 0;
    } catch (Exception e) {
      e.printStackTrace();
      System.out.println("File '" + path + "' could not be pinned.");

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      System.out.println("Usage: tfs mv <src> <dst>");
      return -1;
    }
    TachyonURI srcPath = new TachyonURI(argv[1]);
    TachyonURI dstPath = new TachyonURI(argv[2]);
    TachyonFS tachyonClient = createFS(srcPath);
    if (tachyonClient.rename(srcPath, dstPath)) {
      System.out.println("Renamed " + srcPath + " to " + dstPath);
      return 0;
    } else {
      return -1;
    }

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    if (argv.length != 2) {
      System.out.println("Usage: tfs report <path>");
      return -1;
    }
    TachyonURI path = new TachyonURI(argv[1]);
    TachyonFS tachyonClient = createFS(path);
    int fileId = tachyonClient.getFileId(path);
    tachyonClient.reportLostFile(fileId);
    System.out.println(path + " with file id " + fileId + " has reported been report lost.");
    return 0;
  }

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      System.out.println("Usage: tfs request <tachyonaddress> <dependencyId>");
      return -1;
    }
    TachyonURI path = new TachyonURI(argv[1]);
    int depId = Integer.parseInt(argv[2]);
    TachyonFS tachyonClient = createFS(path);
    tachyonClient.requestFilesInDependency(depId);
    System.out.println("Dependency with ID " + depId + " has been requested.");
    return 0;
  }

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    if (argv.length != 2) {
      System.out.println("Usage: tfs rm <path>");
      return -1;
    }
    TachyonURI path = new TachyonURI(argv[1]);
    TachyonFS tachyonClient = createFS(path);
    if (tachyonClient.delete(path, true)) {
      System.out.println(path + " has been removed");
      return 0;
    } else {
      return -1;
    }

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    if (argv.length != 2) {
      System.out.println("Usage: tfs tail <path>");
      return -1;
    }
    TachyonURI path = new TachyonURI(argv[1]);
    TachyonFS tachyonClient = createFS(path);
    TachyonFile tFile = tachyonClient.getFile(path);


    if (tFile == null) {
      System.out.println(path + " does not exist.");
      return -1;
    }

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    if (argv.length != 2) {
      System.out.println("Usage: tfs touch <path>");
      return -1;
    }
    TachyonURI path = new TachyonURI(argv[1]);
    TachyonFS tachyonClient = createFS(path);
    TachyonFile tFile = tachyonClient.getFile(tachyonClient.createFile(path));
    OutputStream out = tFile.getOutStream(WriteType.THROUGH);
    out.close();
    System.out.println(path + " has been created");
    return 0;
  }

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    if (argv.length != 2) {
      System.out.println("Usage: tfs unpin <path>");
      return -1;
    }
    TachyonURI path = new TachyonURI(argv[1]);
    TachyonFS tachyonClient = createFS(path);
    int fileId = tachyonClient.getFileId(path);
    try {
      tachyonClient.unpinFile(fileId);
      System.out.println("File '" + path + "' was successfully unpinned.");
      return 0;
    } catch (Exception e) {
      e.printStackTrace();
      System.out.println("File '" + path + "' could not be unpinned.");

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Related Classes of tachyon.client.TachyonFS

tachyon.client.table.RawTable

tachyon.command.TFsShell

tachyon.examples.BasicCheckpoint

tachyon.examples.BasicNonByteBufferOperations

tachyon.examples.BasicOperations

tachyon.examples.BasicRawTableOperations

tachyon.hadoop.TFSTest

tachyon.master.ClientPool

tachyon.master.MasterClient

tachyon.master.MasterFaultToleranceTest

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