adminlogin.java

一般性的内容,可以生成和修改还在有其他的好友添加等等

package admin.user;

import java.io.IOException;
import java.io.PrintWriter;

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

public class AdminLogin extends HttpServlet {

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		doPost(request, response);
	}

	
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html");
		request.setCharacterEncoding("gb2312");
		
		MD5_Encoding md5=new MD5_Encoding();
		
		// ��ȡ�ύ���û���
		String username = request.getParameter("username");
		// ��ȡ�ύ�����룺
		//String Password = request.getParameter("pwd");
		// ���������MD5��ݼ���
		
		String password=request.getParameter("pwd");
		//String password =md5.getMD5ofStr(pw);
		String random = request.getParameter("random");
		String random2 = request.getSession().getAttribute("random").toString();
		if (!random.equals(random2)) {
			request.setAttribute("error", "验证码错误");
			try {
				request.getRequestDispatcher("admin_login.jsp").forward(request, response);
			} 
			catch (Throwable t) {
				getServletContext().log(t.getMessage());
			}
		}
		AdminUser dbuser = new AdminUser();
		try {
			if (dbuser.checkAdmin(username, password)) {
				String typ="admin";
				request.getSession().setAttribute("typ", typ);
				request.getSession().setAttribute("username", username);
				request.getRequestDispatcher("index.jsp").forward(request,response);
				
			} else {
				request.setAttribute("error","用户名/密码错误");
				request.getRequestDispatcher("admin_login.jsp").forward(request, response);

			}
		} catch (Exception e) {
			// TODO �Զ���� catch ��
			e.printStackTrace();
		}
	}

}