日期:2014-05-18  浏览次数:20670 次

添加普通登陆
开始设计一个系统,首页没有登陆界面,只有管理员在管理界面登陆后直接跳转后到管理界面,原来管理员有一个表,现在重新建一个普通人员登陆表,怎样改写如下的登陆JAVABEAN可以实现,设计后的登陆界面是有选择的,如果是选择管理员就登陆到管理界面,如果是普通人员登陆就转到首页。


/*
  *   Created   on   2004-9-20
  *
  *   To   change   the   template   for   this   generated   file   go   to
  *   Window>Preferences>Java>Code   Generation>Code   and   Comments
  */
package   util;
import   news.sql_data;
import   news.strFormat;
import   java.sql.*;

/**
  *   Title:               用户登录信息检查
  *   Description:
  *   Copyright:         Copyright   (c)   2004
  *   @author:   ning
  *   @version   1.0
  */

public   class   login       {
     
private   String   username; //登录用户名
private   String   passwd; //登录密码
private   long   userid=0; //用户ID号
private   String   authority;       //用户权限
String   sqlStr;                             //检索数据库SQL语句
sql_data   sqlbean=new   sql_data();
public   static   void   main   (String   []   args)   {}
public   login()   throws   Exception{
username   =   " ";
passwd   =   " ";
}

public   String   getUsername()   {
return   username;
}
public   void   setUsername(String   newusername)   {
username   =   newusername;
}

public   String   getPasswd()   {
return   passwd;
}
public   void   setPasswd(String   newpasswd)   {
passwd   =   newpasswd;
}

public   long   getUserid()   {
return   userid;
}
public   String   getAuthority()   {
return   authority;
}
public   void   setUserid   (long   uid)   {
userid   =   uid;
}

public   String   getSql()   {

sqlStr   =   "select   *   from   admin   where   adminuser   =   ' "   +   strFormat.toSql(username)   +   " '   and   adminpass   =   ' "   +   strFormat.toSql(passwd)   +   " ' ";

return   sqlStr;
}
public   boolean   excute()   throws   Exception   {
boolean   flag   =   false;
ResultSet rs   =   sqlbean.executeQuery(getSql());
if   (rs.next()){
userid   =   rs.getLong( "id ");
authority=rs.getString( "authority ");
flag   =   true;
}
rs.close();
sqlbean.closeConn();
return   flag;
}
public   void   setinfo(String   lastip,String   username)   throws   Exception   {

  sqlbean.executeUpdate( "UPDATE   admin   SET   lasttime   =   getdate(),lastip= ' "+lastip+ " '   where   adminuser= ' "+username+ &