📄 admin.java
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package com.login;
import oa.sys.*;
import oa.data.*;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
/**
****************************************************
*类名称： Admin<br>
*类功能： 验证管理员登录<br>
****************************************************
*/
public class Admin extends HttpServlet{
private String path=null;
private String name=null;
private String password=null;
private String error=null;
private Eminfo admin=null;
private Files file=null;
private UserList list=null;
private PrintWriter out = null;
private HttpSession session=null;
public void doPost(HttpServletRequest request,HttpServletResponse response) throws ServletException, IOException{
request.setCharacterEncoding("gb2312");
response.setContentType("text/html; charset=gb2312");
out = response.getWriter();
out.print("<body>");
//获取数据
name=request.getParameter("name");
password=request.getParameter("password");
path=getServletContext().getRealPath("/");
file=new Files(path);
admin=new Eminfo();
error=file.getError();
//如果属性文件有错误则输出
if(error!=null){
error=file.getError();
}else{
//属性文正常则验证管理员,增加在线列表
if(name.trim().equals(file.getName().trim())&&password.trim().equals(file.getPassword().trim())){
session=request.getSession();
UserTrace usertrace=new UserTrace();
list=UserList.getInstance();
admin.setName(name);
admin.setId(-1);
list.addUser(admin);
//设置监听
usertrace.setId(admin.getId());
session.setAttribute("list",usertrace);
session.setAttribute("id",new Integer(admin.getId()).toString());
out.print("<script>parent.location.href='login_ok.htm';</script>");
}else{
out.print("<script>history.go(-1);</script>");
}
}
out.print("</body>");
}
public void doGet(HttpServletRequest request,HttpServletResponse response) throws ServletException, IOException{
doPost(request,response);
}
}
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