docs: public static String getStubClassName(String remoteInterfaceName) {
          StringBuilder stubBuilder = new StringBuilder(remoteInterfaceName);
          int packageOffset = Math.max(remoteInterfaceName.lastIndexOf('.') + 1,
                                       remoteInterfaceName.lastIndexOf('$') + 1);
          stubBuilder.insert(packageOffset, '_');
          stubBuilder.append("_Stub");
  
          return stubBuilder.toString();
      }