How to use

getPathHelper

method

in

net.schmizz.sshj.sftp.SFTPEngine

private synchronized String cwdify(String path) {
  return engine.getPathHelper().adjustForParent(cwd, path);
}

public void mkdirs(String path)
    throws IOException {
  final Deque<String> dirsToMake = new LinkedList<String>();
  for (PathComponents current = engine.getPathHelper().getComponents(path); ;
     current = engine.getPathHelper().getComponents(current.getParent())) {
    final FileAttributes attrs = statExistence(current.getPath());
    if (attrs == null) {
      dirsToMake.push(current.getPath());
    } else if (attrs.getType() != FileMode.Type.DIRECTORY) {
      throw new SFTPException(current.getPath() + " exists but is not a directory");
    } else {
      break;
    }
  }
  while (!dirsToMake.isEmpty()) {
    mkdir(dirsToMake.pop());
  }
}

@Override
public void download(String source, LocalDestFile dest) throws IOException {
  final PathComponents pathComponents = engine.getPathHelper().getComponents(source);
  final FileAttributes attributes = engine.stat(source);
  new Downloader().download(getTransferListener(), new RemoteResourceInfo(pathComponents, attributes), dest);
}

private String uploadDir(final TransferListener listener,
             final LocalSourceFile local,
             final String remote)
    throws IOException {
  makeDirIfNotExists(remote);
  for (LocalSourceFile f : local.getChildren(getUploadFilter()))
    upload(listener, f, engine.getPathHelper().adjustForParent(remote, f.getName()));
  return remote;
}

@Before
public void setPathHelper() throws Exception {
  PathHelper helper = new PathHelper(new PathHelper.Canonicalizer() {
    /**
     * Very basic, it does not try to canonicalize relative bits in the middle of a path.
     */
    @Override
    public String canonicalize(String path)
        throws IOException {
      if ("".equals(path) || ".".equals(path) || "./".equals(path))
        return "/home/me";
      if ("..".equals(path) || "../".equals(path))
        return "/home";
      return path;
    }
  }, DEFAULT_PATH_SEPARATOR);
  when(sftpEngine.getPathHelper()).thenReturn(helper);
  when(sftpEngine.stat("/")).thenReturn(new FileAttributes.Builder().withType(FileMode.Type.DIRECTORY).build());
  when(sftpEngine.getLoggerFactory()).thenReturn(LoggerFactory.DEFAULT);
}

final PathComponents comps = requester.getPathHelper().getComponents(path, name);
final RemoteResourceInfo inf = new RemoteResourceInfo(comps, attrs);
if (!(".".equals(name) || "..".equals(name)) && (filter == null || filter.accept(inf))) {

private void upload(final TransferListener listener) throws IOException {
  if (source.isDirectory()) {
    makeDirIfNotExists(remote); // Ensure that the directory exists
    uploadDir(listener.directory(source.getName()), source, remote);
    setAttributes(source, remote);
  } else if (source.isFile() && isDirectory(remote)) {
    String adjustedRemote = engine.getPathHelper().adjustForParent(this.remote, source.getName());
    uploadFile(listener.file(source.getName(), source.getLength()), source, adjustedRemote);
    setAttributes(source, adjustedRemote);
  } else if (source.isFile()) {
    uploadFile(listener.file(source.getName(), source.getLength()), source, remote);
    setAttributes(source, remote);
  } else {
    throw new IOException(source + " is not a file or directory");
  }
}

private synchronized String cwdify(String path) {
  return engine.getPathHelper().adjustForParent(cwd, path);
}

private synchronized String cwdify(String path) {
  return engine.getPathHelper().adjustForParent(cwd, path);
}

public void mkdirs(String path)
    throws IOException {
  final Deque<String> dirsToMake = new LinkedList<String>();
  for (PathComponents current = engine.getPathHelper().getComponents(path); ;
     current = engine.getPathHelper().getComponents(current.getParent())) {
    final FileAttributes attrs = statExistence(current.getPath());
    if (attrs == null) {
      dirsToMake.push(current.getPath());
    } else if (attrs.getType() != FileMode.Type.DIRECTORY) {
      throw new SFTPException(current.getPath() + " exists but is not a directory");
    } else {
      break;
    }
  }
  while (!dirsToMake.isEmpty()) {
    mkdir(dirsToMake.pop());
  }
}

public void mkdirs(String path)
    throws IOException {
  final Deque<String> dirsToMake = new LinkedList<String>();
  for (PathComponents current = engine.getPathHelper().getComponents(path); ;
     current = engine.getPathHelper().getComponents(current.getParent())) {
    final FileAttributes attrs = statExistence(current.getPath());
    if (attrs == null) {
      dirsToMake.push(current.getPath());
    } else if (attrs.getType() != FileMode.Type.DIRECTORY) {
      throw new SFTPException(current.getPath() + " exists but is not a directory");
    } else {
      break;
    }
  }
  while (!dirsToMake.isEmpty()) {
    mkdir(dirsToMake.pop());
  }
}

private String prepareDir(final LocalSourceFile local, final String remote)
    throws IOException {
  final FileAttributes attrs;
  try {
    attrs = engine.stat(remote);
  } catch (SFTPException e) {
    if (e.getStatusCode() == StatusCode.NO_SUCH_FILE) {
      log.debug("probeDir: {} does not exist, creating", remote);
      engine.makeDir(remote);
      return remote;
    } else
      throw e;
  }
  if (attrs.getMode().getType() == FileMode.Type.DIRECTORY)
    if (engine.getPathHelper().getComponents(remote).getName().equals(local.getName())) {
      log.debug("probeDir: {} already exists", remote);
      return remote;
    } else {
      log.debug("probeDir: {} already exists, path adjusted for {}", remote, local.getName());
      return prepareDir(local, engine.getPathHelper().adjustForParent(remote, local.getName()));
    }
  else
    throw new IOException(attrs.getMode().getType() + " file already exists at " + remote);
}

private String prepareFile(final LocalSourceFile local, final String remote)
    throws IOException {
  final FileAttributes attrs;
  try {
    attrs = engine.stat(remote);
  } catch (SFTPException e) {
    if (e.getStatusCode() == StatusCode.NO_SUCH_FILE) {
      log.debug("probeFile: {} does not exist", remote);
      return remote;
    } else
      throw e;
  }
  if (attrs.getMode().getType() == FileMode.Type.DIRECTORY) {
    log.debug("probeFile: {} was directory, path adjusted for {}", remote, local.getName());
    return engine.getPathHelper().adjustForParent(remote, local.getName());
  } else {
    log.debug("probeFile: {} is a {} file that will be replaced", remote, attrs.getMode().getType());
    return remote;
  }
}

private String uploadDir(final TransferListener listener,
             final LocalSourceFile local,
             final String remote)
    throws IOException {
  makeDirIfNotExists(remote);
  for (LocalSourceFile f : local.getChildren(getUploadFilter()))
    upload(listener, f, engine.getPathHelper().adjustForParent(remote, f.getName()));
  return remote;
}

@Override
public void download(String source, LocalDestFile dest)
    throws IOException {
  final PathComponents pathComponents = engine.getPathHelper().getComponents(source);
  final FileAttributes attributes = engine.stat(source);
  new Downloader().download(getTransferListener(), new RemoteResourceInfo(pathComponents, attributes), dest);
}

@Override
public void download(String source, LocalDestFile dest) throws IOException {
  final PathComponents pathComponents = engine.getPathHelper().getComponents(source);
  final FileAttributes attributes = engine.stat(source);
  new Downloader().download(getTransferListener(), new RemoteResourceInfo(pathComponents, attributes), dest);
}

final PathComponents comps = requester.getPathHelper().getComponents(path, name);
final RemoteResourceInfo inf = new RemoteResourceInfo(comps, attrs);
if (!(".".equals(name) || "..".equals(name)) && (filter == null || filter.accept(inf))) {

private void upload(final TransferListener listener) throws IOException {
  if (source.isDirectory()) {
    makeDirIfNotExists(remote); // Ensure that the directory exists
    uploadDir(listener.directory(source.getName()), source, remote);
    setAttributes(source, remote);
  } else if (source.isFile() && isDirectory(remote)) {
    String adjustedRemote = engine.getPathHelper().adjustForParent(this.remote, source.getName());
    uploadFile(listener.file(source.getName(), source.getLength()), source, adjustedRemote);
    setAttributes(source, adjustedRemote);
  } else if (source.isFile()) {
    uploadFile(listener.file(source.getName(), source.getLength()), source, remote);
    setAttributes(source, remote);
  } else {
    throw new IOException(source + " is not a file or directory");
  }
}