public static URLClassLoader createClassLoaderWithoutApplicationParent(Set<URL> libraryUrls) {
    ClassLoader platformOrBootstrap = ClassLoader.getPlatformClassLoader();
    LOG.info("platform class loader: " + platformOrBootstrap);
    return new URLClassLoader(libraryUrls.toArray(new URL[0]), platformOrBootstrap);
  }
public static URLClassLoader createClassLoaderWithoutApplicationParent(Set<URL> libraryUrls)