电池续航

星伟

2018-09-26 3221d91c0bac4f71ea2410382e633e76a3357baf

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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.Batt_endurance; 
import com.mysql.fabric.xmlrpc.base.Array; 
 
public class Batt_enduranceImpl implements BaseDAO,CallBack{ 
 
    public List getResults(ResultSet rs) { 
        // TODO Auto-generated method stub 
        return null; 
    } 
 
    public boolean add(Object obj) { 
        // TODO Auto-generated method stub 
        return false; 
    } 
 
    public boolean update(Object obj) { 
        // TODO Auto-generated method stub 
        return false; 
    } 
 
    public boolean del(Object obj) { 
        // TODO Auto-generated method stub 
        return false; 
    } 
 
    public List searchAll() { 
        // TODO Auto-generated method stub 
        return null; 
    } 
    //续航时间的查询 
    public List serchByCondition(Object obj) { 
        Batt_endurance bendurance=(Batt_endurance) obj; 
        String sql="select distinct tb_batt_endurance.num,tb_batt_endurance.deviceid,tb_batt_endurance.stationid,endurance_state,real_cap,tb_batt_endurance.moncapstd,real_curr,endurance_timelong " + 
                ",db_battinf.tb_battinf.StationName " + 
                " from web_site.tb_batt_endurance,db_battinf.tb_battinf " + 
                " where tb_batt_endurance.stationid=db_battinf.tb_battinf.stationid " ; 
        //机房筛选 
        String stationSql=" and tb_batt_endurance.stationid like ?"; 
        sql+=stationSql; 
        //续航状态 
        String enduranceSqlT=" and endurance_state=? "; 
        String enduranceSqlF=" and endurance_state!=? ";//全部 
        if(bendurance.getEndurance_state()==0){ 
            sql+=enduranceSqlF; 
        }else{ 
            sql+=enduranceSqlT; 
        } 
        //续航时间 
        String timelongSqlT=" and endurance_timelong<=? ";//小于某一时间 
        String timelongSqlF=" and endurance_timelong!=?";//全部 
        if(bendurance.getEndurance_timelong()==0){ 
            sql+=timelongSqlF; 
        }else{ 
            sql+=timelongSqlT; 
        } 
        //排序时间 
        String orderSql=" order by endurance_timelong asc"; 
        //System.out.println(sql); 
        List list=DAOHelper.executeQuery(sql, DBUtil.getConn(), new Object[]{"%"+bendurance.getStationid()+"%",bendurance.getEndurance_state(),bendurance.getEndurance_timelong()}, new CallBack() { 
             
            public List getResults(ResultSet rs) { 
                List list=new ArrayList(); 
                try { 
                    while(rs.next()){ 
                        Batt_endurance b=new Batt_endurance(); 
                        b.setNum(rs.getInt("num")); 
                        b.setDeviceId(rs.getInt("deviceId")); 
                        b.setStationid(rs.getString("stationid")); 
                        b.setEndurance_state(rs.getInt("endurance_state")); 
                        b.setReal_cap(rs.getFloat("real_cap")); 
                        b.setMoncapstd(rs.getFloat("moncapstd")); 
                        b.setReal_curr(rs.getFloat("real_curr")); 
                        b.setEndurance_timelong(rs.getInt("endurance_timelong")); 
                        b.setNote(rs.getString("stationname")); 
                        list.add(b); 
                    } 
                } catch (SQLException e) { 
                    // TODO Auto-generated catch block 
                    e.printStackTrace(); 
                } 
                return list; 
            } 
        }); 
        return list; 
    } 
 
    public List serchByInfo(Object obj) { 
        // TODO Auto-generated method stub 
        return null; 
    } 
    public static void main(String[] args) { 
        Batt_enduranceImpl bimpl=new Batt_enduranceImpl(); 
        Batt_endurance ben=new Batt_endurance(); 
        ben.setStationid(""); 
        ben.setEndurance_state(0); 
        ben.setEndurance_timelong(0); 
        List list=bimpl.serchByCondition(ben); 
        System.out.println(list.size()); 
    } 
 
}