code: public static void deleteFile(File file)
      {
          Check.notNull(file);
  
          try
          {
              Files.delete(file.toPath());
          }
          catch (final IOException exception)
          {
              throw new LionEngineException(exception, ERROR_DELETE_FILE + file.getAbsolutePath());
          }
      }
docs: Delete a file.
  
  @param file The file to delete (must not be <code>null</code>).
  @throws LionEngineException If invalid argument or unable to remove file.