whycxzp
2021-06-03 0ed39bd9a35a51a118f54b6c3fea792294431a2f
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package com.whyc.service;
 
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.whyc.dto.Response;
import com.whyc.mapper.AFECtrlMapper;
import com.whyc.pojo.AFEInverterControl;
import org.springframework.stereotype.Service;
 
import javax.annotation.Resource;
import java.util.List;
 
@Service
public class AFECtrlService {
 
    @Resource
    private AFECtrlMapper mapper;
 
    /**分页*/
    //public Response<IPage<AFEInverterControl>> stateAll(int pageNum,int pageSize) {
    public Response<Object> stateAll(int pageNum,int pageSize) {
        //这种采用的是mybatis-plus的分页插件,自定义的时候可以使用,更加灵活
        /*Page<AFEInverterControl> page  = new Page<>(pageNum,pageSize);
        mapper.selectPage(page, null);
        return new Response<IPage<AFEInverterControl>>().set(1,page);*/
 
        //这种是采用github的分页插件,更加简单
        PageHelper.startPage(pageNum,pageSize);
        List<AFEInverterControl> afeInverterControls = mapper.selectList(null);
        PageInfo<AFEInverterControl> afeInverterControlPageInfo = new PageInfo<>(afeInverterControls);
        return new Response<>().set(1,afeInverterControlPageInfo);
 
    }
 
    public Response<AFEInverterControl> state(int devId) {
        QueryWrapper<AFEInverterControl> queryWrapper = new QueryWrapper<AFEInverterControl>();
        queryWrapper.eq("dev_Id",devId);
        AFEInverterControl afeInverterControl = mapper.selectOne(queryWrapper);
 
        return new Response<AFEInverterControl>().set(1,afeInverterControl);
    }
}