修改问题

ace-common/src/main/java/com/github/wxiaoqi/security/common/rest/CommonBaseController.java

@@ -10,6 +10,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
 import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
 import java.util.List;
 import java.util.Map;
 
@@ -21,6 +22,10 @@ import java.util.Map;
  */
 @Slf4j
 public class CommonBaseController {
+
+    @Autowired
+    HttpServletResponse response;
+
     @Autowired
     public HttpServletRequest request;
 
@@ -28,6 +33,10 @@ public class CommonBaseController {
         return request;
     }
 
+    public HttpServletResponse getResponse() {
+        return response;
+    }
+
     public String getCurrentUserName(){
         return BaseContextHandler.getUsername();
     }

rs-datacenter/rs-datacenter-server/src/main/java/com/upyuns/platform/rs/datacenter/rest/GtdataController.java

+package com.upyuns.platform.rs.datacenter.rest;
+
+import cn.hutool.core.util.StrUtil;
+import com.github.wxiaoqi.security.auth.client.annotation.IgnoreUserToken;
+import com.github.wxiaoqi.security.common.msg.ObjectRestResponse;
+import com.github.wxiaoqi.security.common.rest.BaseController;
+import com.github.wxiaoqi.security.common.rest.CommonBaseController;
+import com.upyuns.platform.rs.datacenter.entity.RscpAreaInfo;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.util.FileCopyUtils;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.InputStream;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.net.URLEncoder;
+
+@RestController
+@Slf4j
+@RequestMapping("/web/gtdata/")
+public class GtdataController extends CommonBaseController {
+
+    @RequestMapping(value = "/app/unauth/image/**", method = RequestMethod.GET)
+    @IgnoreUserToken
+    public void queryAreaInfoByAreaId() throws Exception  {
+        String url = request.getRequestURI();
+        String fileName = url.substring(url.lastIndexOf("/")+1);
+        downloadVideoById(fileName, "https://box.bdimg.com/static/fisp_static/common/img/searchbox/logo_news_276_88_1f9876a.png", getResponse());
+        return;
+    }
+
+    public void downloadVideoById(String fileName, String filePath, HttpServletResponse response) throws Exception {
+        log.info("下载请求start>>");
+        try {
+            if (StrUtil.isEmpty(fileName) || StrUtil.isEmpty(filePath)) {
+                response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
+                response.setCharacterEncoding("UTF-8");
+                response.setContentType("application/json;charset=UTF-8");
+                response.getWriter().print("参数错误，请联系管理员!");
+                response.flushBuffer();
+                return;
+            }
+
+            URL pathUrl = new URL(filePath);
+            HttpURLConnection urlcon = (HttpURLConnection) pathUrl.openConnection();
+            if(urlcon.getResponseCode()>=400){
+                response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
+                response.setCharacterEncoding("UTF-8");
+                response.setContentType("application/json;charset=UTF-8");
+                response.getWriter().print("文件不存在，请联系管理员!");
+                response.flushBuffer();
+                return;
+            }
+            //获取输入流对象（用于读文件） 网络流
+            InputStream inputStream = new URL(filePath).openStream();
+            //本地流文件
+            // FileInputStream fis = new FileInputStream(new File(filePath));
+            //动态设置响应类型，根据前台传递文件类型设置响应类型
+            response.setContentType("image/" + fileName.substring(fileName.lastIndexOf(".")+1));
+            //设置响应头,attachment表示以附件的形式下载，inline表示在线打开
+            response.setHeader("content-disposition", "attachment;fileName=" + URLEncoder.encode(fileName, "UTF-8"));//下载时浏览器显示的名称
+            //获取输出流对象（用于写文件）
+            ServletOutputStream os = response.getOutputStream();
+            //下载文件,使用spring框架中的FileCopyUtils工具
+            FileCopyUtils.copy(inputStream, os);
+
+        } catch (Exception e) {
+            log.error("下载失败 start >>",e);
+            response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
+            response.setCharacterEncoding("UTF-8");
+            response.setContentType("application/json;charset=UTF-8");
+            response.getWriter().print("下载失败，请联系管理员!");
+            response.flushBuffer();
+        }
+    }
+
+}