docs: private void extractJarContents(final String[] entries, final File destdir) throws IOException {
          if (!destdir.exists()) {
              if (!destdir.mkdir()) {
                  log.warn("Unable to create cache dir for plugin: " + destdir.getAbsolutePath());
              }
          }
  
          debug("extracting lib files from jar: " + pluginJar);
          for (final String path : entries) {
              debug("Expand zip " + pluginJar.getAbsolutePath() + " to dir: " + destdir + ", file: " + path);
              ZipUtil.extractZipFile(pluginJar.getAbsolutePath(), destdir, path);
          }
  
      }