additemtocartaction.java

购物车源码

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.charles.struts.action;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import com.charles.entity.Cart;

/** 
 * MyEclipse Struts
 * Creation date: 10-22-2007
 * 
 * XDoclet definition:
 * @struts.action validate="true"
 * @struts.action-forward name="cart" path="/form/cart.jsp"
 */
public class AddItemToCartAction extends Action {
	/*
	 * Generated Methods
	 */

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		String target="cart";
		Cart cart = (Cart) request.getSession().getAttribute("currentCart");
		if (cart == null)
		{
			Cart currentCart = new Cart();
			request.getSession().setAttribute("currentCart", currentCart);
		}
		return mapping.findForward(target);
	}
}