code: @Override
      public GetTopicAttributesResult getTopicAttributes(GetTopicAttributesRequest request) {
          request = beforeClientExecution(request);
          return executeGetTopicAttributes(request);
      }
docs: <p>
  Returns all of the properties of a topic. Topic properties returned might differ based on the authorization of
  the user.
  </p>
  
  @param getTopicAttributesRequest
  Input for GetTopicAttributes action.
  @return Result of the GetTopicAttributes operation returned by the service.
  @throws InvalidParameterException
  Indicates that a request parameter does not comply with the associated constraints.
  @throws InternalErrorException
  Indicates an internal service error.
  @throws NotFoundException
  Indicates that the requested resource does not exist.
  @throws AuthorizationErrorException
  Indicates that the user has been denied access to the requested resource.
  @throws InvalidSecurityException
  The credential signature isn't valid. You must use an HTTPS endpoint and sign your request using
  Signature Version 4.
  @sample AmazonSNS.GetTopicAttributes
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/sns-2010-03-31/GetTopicAttributes" target="_top">AWS API
  Documentation</a>