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Cart.java
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package com.action;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForm;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForward;
import com.actionForm.StockGoodsForm;
import org.apache.struts.action.Action;
import com.dao.InstorageDAO;
public class Cart extends Action {
public ActionForward execute(ActionMapping mapping, ActionForm form,
HttpServletRequest request,
HttpServletResponse response) {
String action = request.getParameter("action");
System.out.println("Action:" + action);
if (action.equals("add")) { //单击“采购”按钮时执行的操作
return add(mapping, form, request, response);
} else if (action.equals("remove")) {
return remove(mapping, form, request, response);
} else if(action.equals("clear")){
return clear(mapping, form, request, response);
}else {
request.setAttribute("err", "您的操作有误！");
return mapping.findForward("error");
}
}
//添加指定物资信息
public ActionForward add(ActionMapping mapping, ActionForm form,
HttpServletRequest request,
HttpServletResponse response) {
InstorageDAO instorageDAO = new InstorageDAO();
StockGoodsForm stockGoodsForm = (StockGoodsForm) form;
instorageDAO.cart_add(stockGoodsForm, request);
return mapping.findForward("add");
}
//移去指定物资信息
public ActionForward remove(ActionMapping mapping, ActionForm form,
HttpServletRequest request,
HttpServletResponse response) {
InstorageDAO instorageDAO = new InstorageDAO();
int id=Integer.parseInt(request.getParameter("removeid"));
instorageDAO.cart_remove(id, request);
return mapping.findForward("add");
}
//清空保存物资信息的Session
public ActionForward clear(ActionMapping mapping, ActionForm form,
HttpServletRequest request,
HttpServletResponse response) {
InstorageDAO instorageDAO = new InstorageDAO();
instorageDAO.cart_clear(request);
return mapping.findForward("add");
}
}