How to use

getIOException

method

in

leap.lang.exception.NestedIOException

private File getDir(Resource resource) {
  File file = null;
  try {
    file = resource.getFile();
  } catch (NestedIOException e) {
    if (!(e.getIOException() instanceof FileNotFoundException)) {
      throw e;
    }
  }
  return file;
}

@Override
public File getFile() throws IOException {
  try{
    File file = wrapped.getFile();
    if(null == file) {
      throw new FileNotFoundException("Resource '" + getDescription() + "' is not a file");
    }
    return file;
  }catch (NestedIOException e) {
    throw e.getIOException();
  }
}

private void addWatchDir(List<File> dirs, Resource resource) {
  if(null == resource || !resource.exists()) {
    return;
  }
  File file = null;
  try {
    file = resource.getFile();
  } catch (NestedIOException e) {
    if (!(e.getIOException() instanceof FileNotFoundException)) {
      throw e;
    }
  }
  if(null != file && file.isDirectory()) {
    dirs.add(file);
  }
}