49 lines
1.5 KiB
Java
49 lines
1.5 KiB
Java
package com.yupi.springbootinit.job.once;
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import com.yupi.springbootinit.esdao.PostEsDao;
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import com.yupi.springbootinit.model.dto.post.PostEsDTO;
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import com.yupi.springbootinit.model.entity.Post;
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import com.yupi.springbootinit.service.PostService;
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import java.util.List;
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import java.util.stream.Collectors;
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import javax.annotation.Resource;
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import lombok.extern.slf4j.Slf4j;
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import cn.hutool.core.collection.CollUtil;
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import org.springframework.boot.CommandLineRunner;
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/**
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* 全量同步帖子到 es
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*
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* @author <a href="https://github.com/liyupi">程序员鱼皮</a>
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* @from <a href="https://yupi.icu">编程导航知识星球</a>
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*/
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// todo 取消注释开启任务
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//@Component
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@Slf4j
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public class FullSyncPostToEs implements CommandLineRunner {
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@Resource
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private PostService postService;
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@Resource
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private PostEsDao postEsDao;
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@Override
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public void run(String... args) {
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List<Post> postList = postService.list();
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if (CollUtil.isEmpty(postList)) {
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return;
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}
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List<PostEsDTO> postEsDTOList = postList.stream().map(PostEsDTO::objToDto).collect(Collectors.toList());
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final int pageSize = 500;
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int total = postEsDTOList.size();
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log.info("FullSyncPostToEs start, total {}", total);
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for (int i = 0; i < total; i += pageSize) {
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int end = Math.min(i + pageSize, total);
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log.info("sync from {} to {}", i, end);
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postEsDao.saveAll(postEsDTOList.subList(i, end));
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}
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log.info("FullSyncPostToEs end, total {}", total);
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}
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}
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