code: @BetaApi
    public final Autoscaler getRegionAutoscaler(ProjectRegionAutoscalerName autoscaler) {
  
      GetRegionAutoscalerHttpRequest request =
          GetRegionAutoscalerHttpRequest.newBuilder()
              .setAutoscaler(autoscaler == null ? null : autoscaler.toString())
              .build();
      return getRegionAutoscaler(request);
    }
docs: Returns the specified autoscaler.
  
  <p>Sample code:
  
  <pre><code>
  try (RegionAutoscalerClient regionAutoscalerClient = RegionAutoscalerClient.create()) {
  ProjectRegionAutoscalerName autoscaler = ProjectRegionAutoscalerName.of("[PROJECT]", "[REGION]", "[AUTOSCALER]");
  Autoscaler response = regionAutoscalerClient.getRegionAutoscaler(autoscaler);
  }
  </code></pre>
  
  @param autoscaler Name of the autoscaler to return.
  @throws com.google.api.gax.rpc.ApiException if the remote call fails