code: public ServiceFuture<ContentKeyPolicyPropertiesInner> getPolicyPropertiesWithSecretsAsync(String resourceGroupName, String accountName, String contentKeyPolicyName, final ServiceCallback<ContentKeyPolicyPropertiesInner> serviceCallback) {
          return ServiceFuture.fromResponse(getPolicyPropertiesWithSecretsWithServiceResponseAsync(resourceGroupName, accountName, contentKeyPolicyName), serviceCallback);
      }
docs: Get a Content Key Policy with secrets.
  Get a Content Key Policy including secret values.
  
  @param resourceGroupName The name of the resource group within the Azure subscription.
  @param accountName The Media Services account name.
  @param contentKeyPolicyName The Content Key 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