code: @Override
      public DeactivatePipelineResult deactivatePipeline(DeactivatePipelineRequest request) {
          request = beforeClientExecution(request);
          return executeDeactivatePipeline(request);
      }
docs: <p>
  Deactivates the specified running pipeline. The pipeline is set to the <code>DEACTIVATING</code> state until the
  deactivation process completes.
  </p>
  <p>
  To resume a deactivated pipeline, use <a>ActivatePipeline</a>. By default, the pipeline resumes from the last
  completed execution. Optionally, you can specify the date and time to resume the pipeline.
  </p>
  
  @param deactivatePipelineRequest
  Contains the parameters for DeactivatePipeline.
  @return Result of the DeactivatePipeline operation returned by the service.
  @throws PipelineNotFoundException
  The specified pipeline was not found. Verify that you used the correct user and account identifiers.
  @throws PipelineDeletedException
  The specified pipeline has been deleted.
  @throws InternalServiceErrorException
  An internal service error occurred.
  @throws InvalidRequestException
  The request was not valid. Verify that your request was properly formatted, that the signature was
  generated with the correct credentials, and that you haven't exceeded any of the service limits for your
  account.
  @sample DataPipeline.DeactivatePipeline
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/datapipeline-2012-10-29/DeactivatePipeline"
  target="_top">AWS API Documentation</a>