code: @Override
      public GetSAMLProviderResult getSAMLProvider(GetSAMLProviderRequest request) {
          request = beforeClientExecution(request);
          return executeGetSAMLProvider(request);
      }
docs: <p>
  Returns the SAML provider metadocument that was uploaded when the IAM SAML provider resource object was created
  or updated.
  </p>
  <note>
  <p>
  This operation requires <a
  href="https://docs.aws.amazon.com/general/latest/gr/signature-version-4.html">Signature Version 4</a>.
  </p>
  </note>
  
  @param getSAMLProviderRequest
  @return Result of the GetSAMLProvider operation returned by the service.
  @throws NoSuchEntityException
  The request was rejected because it referenced a resource entity that does not exist. The error message
  describes the resource.
  @throws InvalidInputException
  The request was rejected because an invalid or out-of-range value was supplied for an input parameter.
  @throws ServiceFailureException
  The request processing has failed because of an unknown error, exception or failure.
  @sample AmazonIdentityManagement.GetSAMLProvider
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/iam-2010-05-08/GetSAMLProvider" target="_top">AWS API
  Documentation</a>