/** Remove all items from the given list by batch. */
public static int clearListInfoBatch(Delegator delegator, String shoppingListId)
throws GenericEntityException {
// remove the survey responses first
ModelEntity shoppingListItemSurveyModelEntity =
delegator.getModelReader().getModelEntity("ShoppingListItemSurvey");
List<EntityCondition> toBeRemovedCondition = new LinkedList<EntityCondition>();
EntityCondition condition =
EntityCondition.makeCondition(UtilMisc.toMap("shoppingListId", shoppingListId));
toBeRemovedCondition.add(condition);
delegator.removeAllByAndBatch(shoppingListItemSurveyModelEntity, toBeRemovedCondition);
// next remove the items
delegator.removeByAnd("ShoppingListItem", UtilMisc.toMap("shoppingListId", shoppingListId));
ModelEntity shoppingListItemModelEntity =
delegator.getModelReader().getModelEntity("ShoppingListItemSurvey");
List<EntityCondition> toBeRemovedShoppingListItemCondition = new LinkedList<EntityCondition>();
EntityCondition shoppingListItemCondition =
EntityCondition.makeCondition(UtilMisc.toMap("shoppingListId", shoppingListId));
toBeRemovedShoppingListItemCondition.add(shoppingListItemCondition);
return delegator.removeAllByAndBatch(
shoppingListItemModelEntity, toBeRemovedShoppingListItemCondition);
}
