code: public com.google.api.ads.adwords.axis.v201809.cm.AdGroupType getAdGroupType() {
          return adGroupType;
      }
docs: Gets the adGroupType value for this AdGroup.
  
  @return adGroupType   * <span class="constraint CampaignType">This field may only be
  set to SHOPPING_GOAL_OPTIMIZED_ADS for campaign channel type SHOPPING
  with campaign channel subtype SHOPPING_GOAL_OPTIMIZED_ADS.</span>
  <span class="constraint ReadOnly">This field is read
  only and will be ignored when sent to the API for the following {@link
  Operator}s: SET.</span>