regmanagerservlet.java

电子商城

package com.lmh.servlet.admin;

import java.io.IOException;
import java.util.List;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.lmh.dao.impl.OracleUserDAO;

public class RegManagerServlet extends HttpServlet {

	/**
	 * The doGet method of the servlet. <br>
	 * 
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		String suser = null;
		String sname = null;
		String status = "0";
		String action = request.getParameter("action");

		int pastart = -1;
		int paend = -1;
		int countAll = 0;
		int curPage = 1;
		int totalPage = 0;
		int pagesize = 0;

		List userList = null;
		RequestDispatcher rd = null;

		OracleUserDAO usrDao = new OracleUserDAO();
		
		try {
			status = request.getParameter("slock");
		} catch (Exception en) {
		}
		try {
			suser = request.getParameter("suser");
		} catch (Exception en) {
		}
		try {
			sname = request.getParameter("sname");
		} catch (Exception en) {
		}

		try {
			curPage = Integer.parseInt(request.getParameter("curPage"));
		} catch (Exception en) {

		}

		try {
			pagesize = Integer.parseInt(this.getServletConfig()
					.getInitParameter("pagesize"));
		} catch (Exception en) {

		}

		
		pastart = (curPage - 1) * pagesize + 1;
		paend = curPage * pagesize;
		/**
		 * 符合条件的总记录数
		 */
		countAll = usrDao.getCount(suser, sname, 9, null);
		userList = usrDao.searchUser(suser, sname, 9, null, pastart, paend);
		
		if (action != null && action.equals("lock")) {
			usrDao.updateUserForLock(suser, status);
		
			countAll = usrDao.getCount(null, sname, 9, null);
			userList = usrDao.searchUser(null, sname, 9, null, pastart, paend);
			request.setAttribute("action", action);
		}else{
			request.setAttribute("action",null);
		}
		
		totalPage = (countAll - 1) / pagesize + 1;

		request.setAttribute("countAll", countAll);
		request.setAttribute("curPage", curPage);
		request.setAttribute("totalPage", totalPage);
		
		request.setAttribute("userList", userList);
		rd = request.getRequestDispatcher("/admin/user/regManger.jsp");
		rd.forward(request, response);

	}

}