package com.ideas.bean;import java.lang.*;import java.util.*;import java.sql.*;public class menu3Bean extends ParentBean{    String id = "-1";    public void setID(String id)    {        this.id = id;    }    public Vector getCurPage(int cur,int records)    {        return getOnePage("SELECT menu3.*,menu1.name as menu1name,menu2.name as menu2name FROM menu3,menu2,menu1 where menu3.id2=menu2.id and menu2.id1=menu1.id order by id1,id2,menu3.id",cur,records);    }    //取得數據表中的某一條記錄    public Vector getOneData() throws Exception    {        String sql = " select * from menu3 where id= "+id;        return getResultSetData(selectRecord(sql));    }    public int add(Hashtable hash) throws Exception    {        String name  = ds.toString((String)hash.get("name"));        String id2	= ds.toString((String)hash.get("id2"));        String href = ds.toString((String)hash.get("href"));        String isuse	= ds.toString((String)hash.get("isuse"));        Vector vect =new Vector();        vect.add("menu3");        vect.add(addVector("name",name,"CHAR"));        vect.add(addVector("id2",id2,"NUM"));        vect.add(addVector("href",href,"CHAR"));        vect.add(addVector("isuse",isuse,"CHAR"));        String sql = "select * from menu3 where name='"+name+"'";        if(getResultSetData(selectRecord(sql)).size()!=0)        {            return 1;        }        return insertRecord(vect);    }    public int mod(Hashtable hash) throws Exception    {        String name  = ds.toString((String)hash.get("name"));        String id2	= ds.toString((String)hash.get("id2"));        String href = ds.toString((String)hash.get("href"));        String isuse	= ds.toString((String)hash.get("isuse"));        Vector vect =new Vector();        vect.add("menu3");        vect.add(addVector("name",name,"CHAR"));        vect.add(addVector("id2",id2,"NUM"));        vect.add(addVector("href",href,"CHAR"));        vect.add(addVector("isuse",isuse,"CHAR"));        vect.add("ID="+id+"");        String sql = "select * from menu3 where id!="+id+" and name='"+name+"'";        if(getResultSetData(selectRecord(sql)).size()!=0)        {            return 1;        }        return updateRecord(vect);    }    public void del()    {        deleteRecord("delete from menu3 where id="+id);    }    public static void main(String args[]) throws Exception    {        menu3Bean mb = new menu3Bean();        //連接數據庫        //mb.createConn("org.gjt.mm.mysql.Driver","jdbc:mysql://localhost:3306/yj","admin","admin");        mb.createConn(7,"localhost","3306","","hpj","admin","admin");        Hashtable hash= new Hashtable();        mb.setID("2");        hash.put("user", "admin");        hash.put("pwd", "pwd");        hash.put("info", "test");        //System.out.println(mb.add(hash));        //取得當前也的數據        System.out.println(mb.getCurPage(1,100));        //取得記錄數        //System.out.println(mb.getResultSetData(mb.selectRecord("select count(*) from snals")));        //釋放連接        System.out.println("\r\n\r\nend");    }};