public static DuplicateClassLoader duplicateClassesWithPrefix(String prefix) {
    return new DuplicateClassLoader(name -> name.startsWith(prefix));
  }
Returns a {@link ClassLoader} that loads every class with a name starting with {@code prefix} even if the parent
has already loaded it.
planetiler-core/src/main/java/com/onthegomap/planetiler/util/DuplicateClassLoader.java