10.4

package com.example.demo11.Service.Impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.example.demo11.Mapper.UsersMapper;
import com.example.demo11.Service.UsersService;
import com.example.demo11.entity.PageVo;
import com.example.demo11.entity.Users;
import org.apache.logging.log4j.util.Strings;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class UsersServiceImpl extends ServiceImpl<UsersMapper, Users> implements UsersService {

    @Autowired
    private UsersMapper usersMapper;

    @Override
    public IPage<Users> getPage(PageVo page) {
        LambdaQueryWrapper<Users> lqw = new LambdaQueryWrapper<>();
        lqw.like(Strings.isNotBlank(page.getUserId()), Users::getUserId,page.getUserId());
        IPage<Users> pages = new Page<>(page.getPageNum(),page.getPageSize());
        usersMapper.selectPage(pages,lqw);
        return pages;
    }
}