code: @Override
      public ListAttacksResult listAttacks(ListAttacksRequest request) {
          request = beforeClientExecution(request);
          return executeListAttacks(request);
      }
docs: <p>
  Returns all ongoing DDoS attacks or all DDoS attacks during a specified time period.
  </p>
  
  @param listAttacksRequest
  @return Result of the ListAttacks operation returned by the service.
  @throws InternalErrorException
  Exception that indicates that a problem occurred with the service infrastructure. You can retry the
  request.
  @throws InvalidParameterException
  Exception that indicates that the parameters passed to the API are invalid.
  @throws InvalidOperationException
  Exception that indicates that the operation would not cause any change to occur.
  @sample AWSShield.ListAttacks
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/shield-2016-06-02/ListAttacks" target="_top">AWS API
  Documentation</a>