From a1724279470ee5b869c7dd94cb01e37e3a6479f3 Mon Sep 17 00:00:00 2001
From: xuhy <3313886187@qq.com>
Date: 星期三, 22 一月 2025 15:36:55 +0800
Subject: [PATCH] 文件下载
---
ruoyi-admin/src/main/java/com/ruoyi/web/controller/tool/TencentCosUtil.java | 7 +++----
1 files changed, 3 insertions(+), 4 deletions(-)
diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tool/TencentCosUtil.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tool/TencentCosUtil.java
index fe5f78f..be2bdbb 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tool/TencentCosUtil.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tool/TencentCosUtil.java
@@ -18,6 +18,7 @@
import org.springframework.stereotype.Component;
import org.springframework.web.multipart.MultipartFile;
+import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
@@ -127,7 +128,6 @@
*/
public void downLoadFile(String file) {
HttpServletResponse response = WebUtils.response();
- ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
String replace = file.replace(rootSrc, "");
COSCredentials cred = new BasicCOSCredentials(
secretId,
@@ -141,16 +141,15 @@
try {
// 5. 下载文件并获取输入流
InputStream inputStream = cosClient.getObject(bucketName, replace).getObjectContent();
-
+ ServletOutputStream outputStream = response.getOutputStream();
// 6. 处理输入流，例如读取内容或保存到本地文件
// 这里仅作示例，实际应用中需要根据需求处理输入流
byte[] buffer = new byte[1024];
int len;
while ((len = inputStream.read(buffer)) != -1) {
// 处理读取到的数据
- System.out.write(buffer, 0, len);
+ outputStream.write(buffer, 0, len);
}
- response.getOutputStream().write(byteArrayOutputStream.toByteArray());
} catch (Exception e) {
e.printStackTrace();
} finally {
--
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