adminservlet.java

详细的学生档案管理系统,包括系统管理员学生,老师,辅助管理员,功能已经很完善了

package com.nitpro.school.servlet;

import java.util.Date;

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

import com.nitpro.school.bean.Admin;
import com.nitpro.school.model.AdminModel;

public class AdminServlet extends HttpServlet {
	public void doPost(HttpServletRequest req,HttpServletResponse resp) throws ServletException, java.io.IOException{
		doIt(req, resp);
	}

	public void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, java.io.IOException{
		doIt(req, resp);
	}
	
	
	public void doIt(HttpServletRequest req, HttpServletResponse resp) throws ServletException, java.io.IOException{
        String method = req.getParameter("method");//通过标记参数进行分支判断
        if("changePwd".equals(method)){
        	changePwd(req, resp);
        }
	}

	public void changePwd(HttpServletRequest req, HttpServletResponse resp) throws ServletException, java.io.IOException{
	    String newpwd = req.getParameter("newpwd");
	    String confnewpwd = req.getParameter("confnewpwd");
	    String msg = "密码修改成功";
	    if(newpwd.equals(confnewpwd)){
	    	HttpSession session = req.getSession();
	    	Admin admin = (Admin)session.getAttribute("user");
	    	admin.setPwd(newpwd);
	    	admin.setLastChange(new Date());
	    	AdminModel adminModel = new AdminModel();
	    	adminModel.changePwd(admin);
	    }else{
	    	msg = "所输入的密码前后不一致";
	    }

		req.setAttribute("msg", msg);
	    RequestDispatcher rd = req.getRequestDispatcher("/admin/adminpwd.jsp");
		rd.forward(req, resp);
	}
}