Spring Framework example source code file (AddItemToCartAction.java)

This example Spring Framework source code file (AddItemToCartAction.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

actionform, actionforward, additemtocartaction, additemtocartaction, baseaction, cart, cartactionform, cartactionform, http, httpservletrequest, httpservletresponse, item, item, request, response, servlet, string, string

The Spring Framework AddItemToCartAction.java source code

package org.springframework.samples.jpetstore.web.struts;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import org.springframework.samples.jpetstore.domain.Cart;
import org.springframework.samples.jpetstore.domain.Item;

public class AddItemToCartAction extends BaseAction {

  public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
    CartActionForm cartForm = (CartActionForm) form;
    Cart cart = cartForm.getCart();
    String workingItemId = cartForm.getWorkingItemId();
    if (cart.containsItemId(workingItemId)) {
      cart.incrementQuantityByItemId(workingItemId);
    }
		else {
      // isInStock is a "real-time" property that must be updated
      // every time an item is added to the cart, even if other
      // item details are cached.
      boolean isInStock = getPetStore().isItemInStock(workingItemId);
      Item item = getPetStore().getItem(workingItemId);
      cartForm.getCart().addItem(item, isInStock);
    }
    return mapping.findForward("success");
  }

}