login.java

java+jsp+mssql开发

/*
 * 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+"' ");
	
	sqlbean.closeConn(); 
	}
}