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update 优化 增加对流下载降低内存消耗

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疯狂的狮子Li
2024-05-09 17:43:30 +08:00
parent 17da17a10d
commit 760c546100
2 changed files with 37 additions and 13 deletions
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11
ruoyi-modules/ruoyi-resource/src/main/java/org/dromara/resource/service/impl/SysOssServiceImpl.java
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@@ -2,7 +2,6 @@ package org.dromara.resource.service.impl;
import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.convert.Convert;
import cn.hutool.core.io.IoUtil;
import cn.hutool.core.util.ObjectUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
@@ -33,7 +32,6 @@ import org.springframework.web.multipart.MultipartFile;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
@@ -155,13 +153,8 @@ public class SysOssServiceImpl implements ISysOssService {
FileUtils.setAttachmentResponseHeader(response, sysOss.getOriginalName());
response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE + "; charset=UTF-8");
OssClient storage = OssFactory.instance(sysOss.getService());
try (InputStream inputStream = storage.getObjectContent(sysOss.getUrl())) {
int available = inputStream.available();
IoUtil.copy(inputStream, response.getOutputStream(), available);
response.setContentLength(available);
} catch (Exception e) {
throw new ServiceException(e.getMessage());
}
long contentLength = storage.download(sysOss.getFileName(), response.getOutputStream());
response.setContentLengthLong(contentLength);
}
/**