From 55793861746f0a8dd74b84d444a60c43f982b255 Mon Sep 17 00:00:00 2001
From: zhanghua <314079846@qq.com>
Date: 星期四, 06 二月 2025 23:17:38 +0800
Subject: [PATCH] oss获取图方式修改

---
 ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java |   69 ++++++++++++++++++++++++++++------
 1 files changed, 57 insertions(+), 12 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 d58060a..e3ea3f3 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
@@ -2,6 +2,14 @@
 
 import cn.hutool.json.JSONConverter;
 import com.alibaba.fastjson.JSONObject;
+import com.aliyun.oss.ClientBuilderConfiguration;
+import com.aliyun.oss.OSS;
+import com.aliyun.oss.OSSClientBuilder;
+import com.aliyun.oss.OSSException;
+import com.aliyun.oss.common.auth.CredentialsProviderFactory;
+import com.aliyun.oss.common.auth.EnvironmentVariableCredentialsProvider;
+import com.aliyun.oss.common.comm.SignVersion;
+import com.aliyuncs.exceptions.ClientException;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.StringUtils;
 import com.ycl.annotation.LogSave;
@@ -13,6 +21,7 @@
 import com.ycl.service.video.IVideoAlarmReportService;
 import com.ycl.service.video.impl.IVideoPointService;
 import com.ycl.util.VideoUtil;
+import com.ycl.utils.ConstantPropertiesUtils;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import lombok.SneakyThrows;
@@ -29,10 +38,7 @@
 import java.io.InputStream;
 import java.net.HttpURLConnection;
 import java.net.URL;
-import java.util.Base64;
-import java.util.Dictionary;
-import java.util.Hashtable;
-import java.util.List;
+import java.util.*;
 
 /**
  * @author admin
@@ -151,19 +157,58 @@
 
     }
 
+    private URL translateOSSUrl(String fileUrl) {
+        OSS ossClient = null;
+        try {
+            String endpoint = ConstantPropertiesUtils.END_POINT;
+            String accessKeyId = ConstantPropertiesUtils.ACCESS_KEY_ID;
+            String accessKeySecret = ConstantPropertiesUtils.ACCESS_KEY_SECRET;
+            String bucketName = ConstantPropertiesUtils.BUCKET_NAME;
+
+            String[] urlArray = fileUrl.split("Expires=");
+
+            String[] urlArray2 = urlArray[0].split("aliyuncs.com/");
+
+            String objectName = urlArray2[1].replace("?", "");
+
+            ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret);
+
+            // 璁剧疆绛惧悕URL杩囨湡鏃堕棿锛屽崟浣嶄负姣銆傛湰绀轰緥浠ヨ缃繃鏈熸椂闂翠负1灏忔椂涓轰緥銆�
+            Date expiration = new Date(new Date().getTime() + 3600 * 1000L);
+            // 鐢熸垚浠ET鏂规硶璁块棶鐨勭鍚峌RL銆傛湰绀轰緥娌℃湁棰濆璇锋眰澶达紝鍏朵粬浜哄彲浠ョ洿鎺ラ�氳繃娴忚鍣ㄨ闂浉鍏冲唴瀹广��
+            URL url = ossClient.generatePresignedUrl(bucketName, objectName, expiration);
+
+            return url;
+        } catch (OSSException oe) {
+            System.out.println("Caught an OSSException, which means your request made it to OSS, "
+                    + "but was rejected with an error response for some reason.");
+            System.out.println("Error Message:" + oe.getErrorMessage());
+            System.out.println("Error Code:" + oe.getErrorCode());
+            System.out.println("Request ID:" + oe.getRequestId());
+            System.out.println("Host ID:" + oe.getHostId());
+        } finally {
+            if (ossClient != null) {
+                ossClient.shutdown();
+            }
+        }
+        return null;
+    }
+
     private byte[] getBytes(String fileUrl, String OSSAccessKeyId, String Signature, String sessionId) {
         int index = sessionDic.get(sessionId);
         try {
             if (sessionDic.get(sessionId) < 10) {
                 sessionDic.remove(sessionId);
-                fileUrl = fileUrl.replace("Expires", "v");
-//                System.out.println("getImages鑾峰彇鍥剧墖鍦板潃锛�" + fileUrl + "&OSSAccessKeyId=" + OSSAccessKeyId + "&Signature=" + Signature);
-                URL url = null;
-                if (StringUtils.isNotBlank(OSSAccessKeyId) && StringUtils.isNotBlank(Signature)) {
-                    url = new URL(fileUrl + "&OSSAccessKeyId=" + OSSAccessKeyId + "&Signature=" + Signature);
-                } else {
-                    url = new URL(fileUrl);
-                }
+                URL url = translateOSSUrl(fileUrl);
+//                fileUrl = fileUrl.replace("Expires", "v");
+////                System.out.println("getImages鑾峰彇鍥剧墖鍦板潃锛�" + fileUrl + "&OSSAccessKeyId=" + OSSAccessKeyId + "&Signature=" + Signature);
+//                URL url = null;
+//                if (StringUtils.isNotBlank(OSSAccessKeyId) && StringUtils.isNotBlank(Signature)) {
+//                    url = new URL(fileUrl + "&OSSAccessKeyId=" + OSSAccessKeyId + "&Signature=" + Signature);
+//                } else {
+//                    url = new URL(fileUrl);
+//                }
+
                 HttpURLConnection conn = (HttpURLConnection) url.openConnection();
                 conn.setRequestMethod("GET");
                 conn.setConnectTimeout(10 * 1000);

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