code: @Override
      public DescribeRuleResult describeRule(DescribeRuleRequest request) {
          request = beforeClientExecution(request);
          return executeDescribeRule(request);
      }
docs: <p>
  Describes the specified rule.
  </p>
  <p>
  DescribeRule does not list the targets of a rule. To see the targets associated with a rule, use
  <a>ListTargetsByRule</a>.
  </p>
  
  @param describeRuleRequest
  @return Result of the DescribeRule operation returned by the service.
  @throws ResourceNotFoundException
  An entity that you specified does not exist.
  @throws InternalException
  This exception occurs due to unexpected causes.
  @sample AmazonCloudWatchEvents.DescribeRule
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/events-2015-10-07/DescribeRule" target="_top">AWS API
  Documentation</a>