sclass ClassNameResolver {
  File byteCodePath = byteCodePathForClass(getClass());
  LS importedPackages = itemPlusList("java.lang",
    endingWith_dropSuffix(standardImports(), ".*"));
  
  simplyCached Set<S> classNames() {
    ret asSet(classNamesInJarOrDir(byteCodePath));
  }

  S findClass(S name) {
    for (S pkg : importedPackages) {
      S fullName = pkg + "." + name;
      if (classNames().contains(fullName))
        ret fullName;
    }
    null;
  }
  
  void printMe {
    printVars("ClassNameResolver", +byteCodePath);
    print(+importedPackages);
  }
}