fix: 课程导出问题修正

修正文件名错误的问题

servers/boe-server-all/src/main/java/com/xboe/module/course/service/impl/CoursePageServiceImpl.java

@@ -30,6 +30,7 @@ import org.springframework.stereotype.Service;
 import javax.annotation.Resource;
 import javax.servlet.http.HttpServletResponse;
 import java.io.OutputStream;
+import java.nio.charset.StandardCharsets;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.*;
@@ -283,6 +284,9 @@ public class CoursePageServiceImpl implements ICoursePageService {
 
         // output
         try (OutputStream out = response.getOutputStream()) {
+            response.setContentType("application/octet-stream");
+            String fileName = "课程列表.xlsx";
+            response.setHeader("Content-disposition", "attachment;filename=" + new String(fileName.getBytes(StandardCharsets.UTF_8), StandardCharsets.ISO_8859_1));
             ExportsExcelSenderUtil.exportDynamic(exportMap, dataList, out, null);
         } catch (Exception e) {
             throw new AppException("导出课程列表发生异常", e);