From 90599c1af35eb139710e1472d9c2acbab5a8eb07 Mon Sep 17 00:00:00 2001 From: zhanghua <314079846@qq.com> Date: 星期二, 04 四月 2023 11:07:24 +0800 Subject: [PATCH] bug修改 --- ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java | 30 +++++++++++++++++++----------- 1 files changed, 19 insertions(+), 11 deletions(-) diff --git a/ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java b/ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java index 276ce3a..5abc6b7 100644 --- a/ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java +++ b/ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java @@ -14,6 +14,7 @@ import org.springframework.validation.annotation.Validated; import org.springframework.web.bind.annotation.*; +import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.ByteArrayOutputStream; import java.io.IOException; @@ -21,6 +22,8 @@ import java.net.HttpURLConnection; import java.net.URL; import java.util.Base64; +import java.util.Dictionary; +import java.util.Hashtable; /** * @author admin @@ -31,7 +34,7 @@ public class AlarmController { private IVideoAlarmReportService videoAlarmReportService; - private static Integer index = 0; + private static Dictionary<String, Integer> sessionDic = new Hashtable<>(); @Autowired private VideoUtil videoUtil; @@ -68,17 +71,19 @@ @GetMapping(value = "/img", produces = {MediaType.IMAGE_JPEG_VALUE, MediaType.IMAGE_PNG_VALUE}) // @GetMapping(value = "/img") @ResponseBody - public byte[] getImages(HttpServletResponse response, @RequestParam String fileUrl, @RequestParam String OSSAccessKeyId, @RequestParam String Signature) { - - index = 0; - return getBytes(fileUrl, OSSAccessKeyId, Signature); + public byte[] getImages(HttpServletRequest request, HttpServletResponse response, + @RequestParam String fileUrl, @RequestParam String OSSAccessKeyId, @RequestParam String Signature) { + String sessionId = request.getSession().getId(); + sessionDic.put(sessionId, 0); + return getBytes(fileUrl, OSSAccessKeyId, Signature, sessionId); } - private byte[] getBytes(String fileUrl, String OSSAccessKeyId, String Signature) { + private byte[] getBytes(String fileUrl, String OSSAccessKeyId, String Signature, String sessionId) { + int index = sessionDic.get(sessionId); try { - if (index < 10) { - index++; + if (sessionDic.get(sessionId) < 10) { + sessionDic.remove(sessionId); System.out.println("getImages鑾峰彇鍥剧墖鍦板潃锛�" + fileUrl + "&OSSAccessKeyId=" + OSSAccessKeyId + "&Signature=" + Signature); URL url = new URL(fileUrl + "&OSSAccessKeyId=" + OSSAccessKeyId + "&Signature=" + Signature); HttpURLConnection conn = (HttpURLConnection) url.openConnection(); @@ -94,9 +99,12 @@ return data; } } catch (Exception e) { - System.out.println(index + "getImages鑾峰彇鍥剧墖澶辫触锛�" + e.getMessage()); - getBytes(fileUrl, OSSAccessKeyId, Signature); - // e.printStackTrace(); + index++; + sessionDic.put(sessionId, index); + System.out.println(index + "-getImages鑾峰彇鍥剧墖澶辫触锛�" + e.getMessage()); + e.printStackTrace(); + getBytes(fileUrl, OSSAccessKeyId, Signature, sessionId); + } return null; } -- Gitblit v1.8.0