第一次提交

lxw

2020-06-27 8aee9dfec05e1a9333abf03f1bd35dd7cfa9d352

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package com.fgkj.dao.impl;
 
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
 
import com.fgkj.dao.BaseDAO;
import com.fgkj.dao.CallBack;
import com.fgkj.dao.DAOHelper;
import com.fgkj.db.DBUtil;
import com.fgkj.dto.Devdata_rt;
import com.fgkj.dto.Historydata;
 
public class Devdata_rtImpl implements BaseDAO,CallBack{
 
    @Override
    public List getResults(ResultSet rs) {
        // TODO Auto-generated method stub
        return null;
    }
 
    @Override
    public boolean add(Object obj) {
        // TODO Auto-generated method stub
        return false;
    }
 
    @Override
    public boolean update(Object obj) {
        // TODO Auto-generated method stub
        return false;
    }
 
    @Override
    public boolean del(Object obj) {
        // TODO Auto-generated method stub
        return false;
    }
 
    @Override
    public List searchAll() {
        // TODO Auto-generated method stub
        return null;
    }
    //根据查询条件实时查询数据
    @Override
    public List serchByCondition(Object obj) {
        Devdata_rt rtdata=(Devdata_rt) obj;
        String sql=" select distinct dev_id,num,record_time,am_num,analog_value,switch_value,state_value "
                + "  from db_equipstand.tb_devdata_rt "
                + "  where dev_id=?  "
                + "  order by record_time desc, am_num asc";
        List list=DAOHelper.executeQuery(sql, DBUtil.getConn(), new Object[]{rtdata.getDev_id()}, new CallBack() {
            
            @Override
            public List getResults(ResultSet rs) {
                // TODO Auto-generated method stub
                List list=new ArrayList();
                try {
                    while(rs.next()){
                        Devdata_rt rt=new Devdata_rt();
                        rt.setNum(rs.getInt("num"));
                        rt.setDev_id(rs.getInt("dev_id"));
                        rt.setRecord_time(rs.getTimestamp("record_time"));
                        rt.setAm_num(rs.getInt("am_num"));
                        rt.setAnalog_value(rs.getFloat("analog_value"));
                        rt.setSwitch_value(rs.getFloat("switch_value"));
                        rt.setState_value(rs.getFloat("state_value"));
                        list.add(rt);
                    }
                } catch (SQLException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                return list;
            }
        });
        return list;
    }
 
    @Override
    public List serchByInfo(Object obj) {
        // TODO Auto-generated method stub
        return null;
    }
    public static void main(String[] args) {
        Devdata_rtImpl dimpl=new Devdata_rtImpl();
        Devdata_rt rt=new Devdata_rt();
        rt.setDev_id(1001);
        List list=dimpl.serchByCondition(rt);
        System.out.println(list.size());
    }
 
}