Exemplo n.º 1
0
  @Override
  public void execute(Controller controller) {
    FSImage fsi = controller.fsImages.get(fsiUuid);
    cm = controller.getCommandManager();
    FileTransferManager ftm = controller.getFileTransferManager();

    if (!fsi.isLocal()) {
      String message = "No such FSImage on the target side";
      failed(new IllegalStateException(), message);
      return;
    }

    Path pathToRoot = fsi.getPathToRoot();
    Path fullPath = pathToRoot.resolve(path.toPath());

    // save memo about this operation on the target side
    ftm.addTarget(operationUuid, fullPath);
    try (RandomAccessFile f = new RandomAccessFile(fullPath.toFile(), "rw")) {
      f.setLength(size);
      // will send next command to the source
      cm.sendCommand(new QueryDownloadFile(operationUuid));
    } catch (IOException e) {
      String message = String.format("Allocation memory failed: \r\n %s", e.toString());
      failed(e, message);
    }
  }
Exemplo n.º 2
0
  @Override
  public SerializableCommand fromString(String representation) {
    String groupSeparator = "\u001E";

    StringTokenizer st = new StringTokenizer(representation, groupSeparator, false);
    String fsiUuid = st.nextToken();

    long size = Long.parseLong(st.nextToken());

    String sourceId = st.nextToken();

    String pathAsString = st.nextToken();
    PseudoPath path = PseudoPath.deserialize(pathAsString);

    return new AllocateSpace(fsiUuid, path, size, sourceId);
  }
Exemplo n.º 3
0
  @Override
  public String getStringRepresentation() {
    StringBuilder builder = new StringBuilder();
    char groupSeparator = '\u001E';

    builder.append(fsiUuid);
    builder.append(groupSeparator);

    builder.append(size);
    builder.append(groupSeparator);

    builder.append(operationUuid);
    builder.append(groupSeparator);

    builder.append(path.serializeToString());

    return builder.toString();
  }