PostFaceDao.java
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package com.vion.dao;
import com.vion.entity.FaceEntity;
import com.vion.entity.OssClientEntity;
import com.vion.job.PostUpdateJob;
import com.vion.utils.FileUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.JdbcTemplate;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.concurrent.ThreadPoolExecutor;
/**
* @author 谢明辉
* @createDate 2018-10-31
* @description
*/
@Slf4j
public class PostFaceDao implements IDao {
public static long DAY = 3600L * 24L * 1000L;
public static final String FIND_ALL = "SELECT channel_serialnum,face_pic,body_pic FROM d_face_recognition WHERE countdate=?";
@Autowired
private JdbcTemplate jdbcTemplate;
@Override
public void getAll(Date beginDate, Date endDate, OssClientEntity ossClientEntity, String facePath, String featurePath, ThreadPoolExecutor threadPool) {
SimpleDateFormat format = new SimpleDateFormat("yyyyMMdd");
// 按天循环
for (long count = beginDate.getTime(); count <= endDate.getTime(); count += DAY) {
log.info(count + "================================================");
// 查询一天的数据
List<FaceEntity> list = jdbcTemplate.query(FIND_ALL, new Object[]{new Date(count)}, (r, i) -> {
FaceEntity entity = new FaceEntity();
entity.setBodyPic(r.getString("body_pic"));
entity.setFacePic(r.getString("face_pic"));
entity.setChannelSerialNum(r.getString("channel_serialnum"));
return entity;
});
// 平均分成50份，每个线程执行其中的一份，共50个线程
List<List<FaceEntity>> lists = FileUtils.averageAssign(list, 50);
Integer pathDate = Integer.parseInt(format.format(new Date(count)));
lists.forEach(faceEntities -> threadPool.execute(new PostUpdateJob(faceEntities, ossClientEntity, pathDate, facePath, featurePath)));
// 等待线程池执行完成，执行下个循环
while (threadPool.getActiveCount() != 0) {
}
log.info("==============================={}结束=========================================", new Date(count));
System.gc();
try {
Thread.sleep(1000L);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}