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采用apache-common-io包简化所有的文件下载io操作

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This commit is contained in:
kl
2020-12-28 18:21:35 +08:00
committed by kl
parent e927760c40
commit c66dda239f
8 changed files with 105 additions and 126 deletions
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12
server/src/main/java/cn/keking/web/controller/OnlinePreviewController.java
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@ -6,8 +6,10 @@ import cn.keking.service.FilePreviewFactory;
import cn.keking.service.cache.CacheService;
import cn.keking.service.impl.OtherFilePreviewImpl;
import cn.keking.utils.DownloadUtils;
import cn.keking.service.FileHandlerService;
import cn.keking.utils.WebUtils;
import io.mola.galimatias.GalimatiasParseException;
import org.apache.commons.io.IOUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Controller;
@ -21,6 +23,7 @@ import org.springframework.web.bind.annotation.ResponseBody;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.*;
import java.net.URL;
import java.util.Arrays;
import java.util.List;
@ -99,9 +102,10 @@ public class OnlinePreviewController {
public void getCorsFile(String urlPath, HttpServletResponse response) {
logger.info("下载跨域pdf文件url：{}", urlPath);
try {
byte[] bytes = DownloadUtils.getBytesFromUrl(urlPath);
DownloadUtils.saveBytesToOutStream(bytes, response.getOutputStream());
} catch (IOException e) {
URL url = WebUtils.normalizedURL(urlPath);
byte[] bytes = IOUtils.toByteArray(url);
IOUtils.write(bytes, response.getOutputStream());
} catch (IOException | GalimatiasParseException e) {
logger.error("下载跨域pdf文件异常，url：{}", urlPath, e);
}
}