cleanaction.java

模拟网上购物系统

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

import java.util.ArrayList;

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

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 business.CarBO;

import vo.CarVO;
import vo.shopVO;

/** 
 * MyEclipse Struts
 * Creation date: 04-13-2007
 * 
 * XDoclet definition:
 * @struts.action validate="true"
 */
public class CleanAction 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) {
		
		HttpSession session = request.getSession();
		
		String[] check = request.getParameterValues("delete");
		String[] num = request.getParameterValues("num");
		int[] numm = new int[num.length];
		
		
		CarVO mycar = (CarVO)session.getAttribute("car");
		ArrayList al = mycar.getAl();
		
		shopVO vo = new shopVO();
		CarBO bo = new CarBO();
		
		if(check != null)
		{
			for(int i=0;i<check.length;i++)
			{
				int id = Integer.parseInt(check[i]);
				vo.setProid(id);
				
				bo.delete(session, vo);
			}
		}
		else
		{
			for(int i=0;i<num.length;i++)
			{
				numm[i] = Integer.parseInt(num[i]);
				shopVO mypo = (shopVO)al.get(i);
				
				if(mypo.getNum() != numm[i])
				{
					mypo.setNum(numm[i]);
					al.remove(i);
					
					al.add(mypo);
					mycar.setAl(al);
					session.setAttribute("car", mycar);
				}
			}
		}
			
		return mapping.findForward("car");
		
			
		
	}
}