empservlet.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 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 javax.servlet.http.HttpSession;

import com.nitpro.school.bean.Admin;
import com.nitpro.school.bean.Emp;
import com.nitpro.school.model.AdminModel;
import com.nitpro.school.model.EmpModel;
import com.nitpro.school.util.Utils;

public class EmpServlet 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("list".equals(method)){
        	list(req, resp);
        }else if("edit".equals(method)){
        	edit(req, resp);
        }else if("save".equals(method)){
        	save(req, resp);
        }        
	}
	
	public void list(HttpServletRequest req, HttpServletResponse resp) throws ServletException, java.io.IOException{
		EmpModel empModel = new EmpModel();
		List<Emp> list = empModel.getEmp();
		req.setAttribute("list", list);
		RequestDispatcher rd = req.getRequestDispatcher("/admin/emplist.jsp");
		rd.forward(req, resp);
	}

	public void save(HttpServletRequest req, HttpServletResponse resp) throws ServletException, java.io.IOException{
		int	empId = Utils.strToInt(req.getParameter("empId"));
	    String name = req.getParameter("name");
	    String sex = req.getParameter("sex");
	    Date birthday = Utils.strToDate(req.getParameter("birthday"));
	    String job = req.getParameter("job");
	    String loginName = req.getParameter("loginName");
	    String pwd = req.getParameter("pwd");
	    String isLock = req.getParameter("isLock");
	    
	    Emp emp = new Emp();
	    emp.setEmpId(empId);
	    emp.setName(name);
	    emp.setSex(sex);
	    emp.setBirthday(birthday);
	    emp.setJob(job);
	    emp.setLoginName(loginName);
	    emp.setPwd(pwd);
	    emp.setIsLock(isLock);
	    
	    EmpModel empModel = new EmpModel();
	    empModel.saveEmp(emp);
	    list(req, resp);
	}

	public void edit(HttpServletRequest req, HttpServletResponse resp) throws ServletException, java.io.IOException{
		int	empId = Utils.strToInt(req.getParameter("empId"));
	    EmpModel empModel = new EmpModel();
		Emp emp = empModel.getEmpById(empId);
		req.setAttribute("emp", emp);
		RequestDispatcher rd = req.getRequestDispatcher("/admin/empedit.jsp");
		rd.forward(req, resp);
	}
}