private void copyAllFilesToLogDir(File node, File parent) throws IOException {
    if (!node.getAbsoluteFile().equals(parent.getAbsoluteFile())
        && node.isFile()
        && !node.getParentFile().equals(parent)) {
      String fileNamePrefix = node.getName().substring(0, node.getName().lastIndexOf('.'));
      String fileNameSuffix = node.getName().substring(node.getName().lastIndexOf('.'));
      String newFilePath =
          node.getParentFile().getAbsolutePath()
              + File.separator
              + fileNamePrefix.replace(".", "_")
              + fileNameSuffix;

      File newNode = new File(newFilePath);
      if (node.renameTo(newNode)) {
        FileUtils.copyFileToDirectory(newNode, parent);
      }
    }
    if (node.isDirectory()) {
      String[] subNote = node.list();
      for (String filename : subNote) {
        copyAllFilesToLogDir(new File(node, filename), parent);
      }
      if (!node.equals(parent)) {
        FileUtils.deleteDirectory(node);
      }
    }
  }