/*
 * created on 2004-12-16
 *
 * todo to change the template for this generated file go to
 * window - preferences - java - code style - code templates
 */
package util;

import java.sql.resultset;
import java.sql.sqlexception;

/**
 * @author zhang
 * mysql的子类,专门验证登录
 * 验证用户合法与否
 */
public class passsql extends  mysql{
 public boolean isvalidate(string sql,string username,string password) throws sqlexception{
     init(sql);
     this.setstring(1,username);
     this.setstring(2,password);
      resultset rs = this.executequery();
         if (rs.next()) {
           return true;
         }
         return false;
    }

}