public DescribeEventCategoriesResult describeEventCategories(DescribeEventCategoriesRequest request) {request = beforeClientExecution(request);return executeDescribeEventCategories(request);}

public virtual DescribeEventCategoriesResponse DescribeEventCategories(DescribeEventCategoriesRequest request){var options = new InvokeOptions();options.RequestMarshaller = DescribeEventCategoriesRequestMarshaller.Instance;options.ResponseUnmarshaller = DescribeEventCategoriesResponseUnmarshaller.Instance;return Invoke<DescribeEventCategoriesResponse>(request, options);}
