docs: static JpaRolloutGroup prepareRolloutGroupWithDefaultConditions(final RolloutGroupCreate create,
              final RolloutGroupConditions conditions) {
          final JpaRolloutGroup group = ((JpaRolloutGroupCreate) create).build();
  
          if (group.getSuccessCondition() == null) {
              group.setSuccessCondition(conditions.getSuccessCondition());
          }
          if (group.getSuccessConditionExp() == null) {
              group.setSuccessConditionExp(conditions.getSuccessConditionExp());
          }
          if (group.getSuccessAction() == null) {
              group.setSuccessAction(conditions.getSuccessAction());
          }
          if (group.getSuccessActionExp() == null) {
              group.setSuccessActionExp(conditions.getSuccessActionExp());
          }
  
          if (group.getErrorCondition() == null) {
              group.setErrorCondition(conditions.getErrorCondition());
          }
          if (group.getErrorConditionExp() == null) {
              group.setErrorConditionExp(conditions.getErrorConditionExp());
          }
          if (group.getErrorAction() == null) {
              group.setErrorAction(conditions.getErrorAction());
          }
          if (group.getErrorActionExp() == null) {
              group.setErrorActionExp(conditions.getErrorActionExp());
          }
  
          return group;
      }