code: @Override
      public DescribeNodeAssociationStatusResult describeNodeAssociationStatus(DescribeNodeAssociationStatusRequest request) {
          request = beforeClientExecution(request);
          return executeDescribeNodeAssociationStatus(request);
      }
docs: <p>
  Returns the current status of an existing association or disassociation request.
  </p>
  <p>
  A <code>ResourceNotFoundException</code> is thrown when no recent association or disassociation request with the
  specified token is found, or when the server does not exist. A <code>ValidationException</code> is raised when
  parameters of the request are not valid.
  </p>
  
  @param describeNodeAssociationStatusRequest
  @return Result of the DescribeNodeAssociationStatus operation returned by the service.
  @throws ResourceNotFoundException
  The requested resource does not exist, or access was denied.
  @throws ValidationException
  One or more of the provided request parameters are not valid.
  @sample AWSOpsWorksCM.DescribeNodeAssociationStatus
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/opsworkscm-2016-11-01/DescribeNodeAssociationStatus"
  target="_top">AWS API Documentation</a>