//
  // Returns true if this method is allowed to raise SQLFeatureNotSupportedException.
  //
  private boolean isExcludable(Method method) throws Exception {
    Class iface = method.getDeclaringClass();
    HashSet<Method> excludableMethods = excludableMap.get(iface);

    if (excludableMethods == null) {
      return false;
    }

    return excludableMethods.contains(method);
  }