code: public ServiceFuture<StreamingPolicyInner> getAsync(String resourceGroupName, String accountName, String streamingPolicyName, final ServiceCallback<StreamingPolicyInner> serviceCallback) {
          return ServiceFuture.fromResponse(getWithServiceResponseAsync(resourceGroupName, accountName, streamingPolicyName), serviceCallback);
      }
docs: Get a Streaming Policy.
  Get the details of a Streaming Policy in the Media Services account.
  
  @param resourceGroupName The name of the resource group within the Azure subscription.
  @param accountName The Media Services account name.
  @param streamingPolicyName The Streaming Policy name.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object