修改下载变更记录模板接口

dmp-rwd-edit/src/main/java/com/persagy/dmp/rwd/edit/controller/DownloadController.java

@@ -1,8 +1,8 @@
 package com.persagy.dmp.rwd.edit.controller;
 
-import com.persagy.dmp.rwd.edit.model.DownloadModel;
 import com.persagy.dmp.rwd.edit.service.DownloadService;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.poi.hssf.usermodel.HSSFWorkbook;
 import org.apache.poi.ss.usermodel.Workbook;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -13,7 +13,9 @@ import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 import javax.servlet.http.HttpServletResponse;
+import java.io.BufferedInputStream;
 import java.io.IOException;
+import java.io.InputStream;
 import java.io.OutputStream;
 import java.net.URLEncoder;
 
@@ -27,35 +29,35 @@ public class DownloadController {
     @Autowired
     private DownloadService downloadService;
 
-    @GetMapping("/download")
-    private void download(@RequestParam String type, HttpServletResponse response) {
-        DownloadModel result = downloadService.download(type);
-        if ("workbook".equalsIgnoreCase(result.getType())) {
-            String fileName = result.getName();
-            downloadWorkbook(response, fileName, result.getWorkbook());
-        }
-    }
-
 //    @GetMapping("/download")
-//    private void download(@RequestParam String type, HttpServletResponse response) throws Exception {
-//        //读取文件
-//        InputStream resourceAsStream = Thread.currentThread().getContextClassLoader().getResourceAsStream("siatic/file/批量上传变更记录模板.xlsx");
-//        InputStream fis = new BufferedInputStream(resourceAsStream);
-//        byte[] buffer = new byte[fis.available()];
-//        fis.read(buffer);
-//        fis.close();
-//        // 清空response
-//        response.reset();
-//        // 设置response的Header
-//        response.setHeader("Content-Disposition", "attachment;filename=" + java.net.URLEncoder.encode("批量上传变更记录模板.xlsx", "utf-8"));
-//        response.addHeader("Content-Length", "" + buffer.length);
-//        OutputStream toClient = new BufferedOutputStream(response.getOutputStream());
-//        response.setContentType("application/vnd.ms-excel; charset=utf-8");
-//        toClient.write(buffer);
-//        toClient.flush();
-//        toClient.close();
+//    private void download(@RequestParam String type, HttpServletResponse response) {
+//        DownloadModel result = downloadService.download(type);
+//        if ("workbook".equalsIgnoreCase(result.getType())) {
+//            String fileName = result.getName();
+//            downloadWorkbook(response, fileName, result.getWorkbook());
+//        }
 //    }
 
+    @GetMapping("/download")
+    private void download(@RequestParam String type, HttpServletResponse response) throws Exception {
+        //读取文件
+        InputStream resourceAsStream = Thread.currentThread().getContextClassLoader().getResourceAsStream("siatic/file/批量上传变更记录模板.xlsx");
+        String fileName = "批量上传变更记录模板.xlsx";
+        InputStream inputStream = new BufferedInputStream(resourceAsStream);
+        @SuppressWarnings("resource")
+        HSSFWorkbook workbook = new HSSFWorkbook(inputStream);
+        // 非IE浏览器的处理：
+        fileName = new String(fileName.getBytes("UTF-8"), "ISO-8859-1");
+        response.setHeader("Content-disposition", "attachment; filename=" + fileName);
+        response.setContentType("application/vnd.ms-excel; charset=utf-8");
+        response.setCharacterEncoding("UTF-8");
+        // 将流中内容写出去
+        OutputStream outputStream = response.getOutputStream();
+        workbook.write(outputStream);
+        outputStream.flush();
+        outputStream.close();
+    }
+
     private void downloadWorkbook(HttpServletResponse resp, String fileName, Workbook workbook) {
         OutputStream out = null;
         try {