From c3b9669d67b5928757e6ad9c3b8215070cef344e Mon Sep 17 00:00:00 2001
From: zhaowenyu <35589726@qq.com>
Date: Mon, 01 Dec 2025 11:25:39 +0800
Subject: [PATCH] Merge remote-tracking branch 'origin/dev' into dev

---
 ard-work/src/main/java/com/ard/work/service/impl/ArdFlightTaskServiceServiceImpl.java |  464 ++++++++++++++++++++++++++++++++++-----------------------
 1 files changed, 275 insertions(+), 189 deletions(-)

diff --git a/ard-work/src/main/java/com/ard/work/service/impl/ArdFlightTaskServiceServiceImpl.java b/ard-work/src/main/java/com/ard/work/service/impl/ArdFlightTaskServiceServiceImpl.java
index bcc4d7d..4365828 100644
--- a/ard-work/src/main/java/com/ard/work/service/impl/ArdFlightTaskServiceServiceImpl.java
+++ b/ard-work/src/main/java/com/ard/work/service/impl/ArdFlightTaskServiceServiceImpl.java
@@ -1,5 +1,8 @@
 package com.ard.work.service.impl;
 
+import com.ard.common.constant.CacheConstants;
+import com.ard.common.core.domain.entity.SysUser;
+import com.ard.common.core.redis.RedisCache;
 import com.ard.common.utils.DateUtils;
 import com.ard.common.utils.file.MimeTypeUtils;
 import com.ard.common.utils.uuid.IdUtils;
@@ -16,23 +19,28 @@
 import com.ard.work.mapper.ArdMediaMapper;
 import com.ard.work.service.IArdFlightTaskService;
 import com.ard.work.service.IArdServerInfoService;
+import com.ard.work.service.control.UavControlService;
+import com.ard.work.util.osSelect;
 import lombok.extern.slf4j.Slf4j;
-import org.bytedeco.javacv.FFmpegFrameGrabber;
-import org.bytedeco.javacv.Frame;
-import org.bytedeco.javacv.Java2DFrameConverter;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
-import javax.imageio.ImageIO;
-import javax.net.ssl.*;
-import java.awt.image.BufferedImage;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.TrustManager;
+import javax.net.ssl.X509TrustManager;
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
+import java.io.IOException;
 import java.io.InputStream;
 import java.net.HttpURLConnection;
 import java.net.URL;
+import java.net.URLConnection;
+import java.security.cert.X509Certificate;
+import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
 import java.util.concurrent.CompletableFuture;
@@ -54,7 +62,10 @@
     private OssServiceContext ossServiceContext;
     @Resource
     private ThreadPoolTaskExecutor threadPoolTaskExecutor;  // 使用线程池执行异步任务
-
+    @Resource
+    private UavControlService uavControlService;
+    @Autowired
+    private RedisCache redisCache;
     /**
      * 查询飞行架次列表
      *
@@ -125,6 +136,14 @@
                     .startTime(DateUtils.dateTime(DateUtils.YYYY_MM_DD_HH_MM_SS, boxHistoryReceiver.getStartTime()))
                     .endTime(DateUtils.dateTime(DateUtils.YYYY_MM_DD_HH_MM_SS, boxHistoryReceiver.getEndTime()))
                     .build();
+
+            Long flyUserId = uavControlService.getCurrentController(flightTask.getBoxSn(), "fly");
+            if (flyUserId != null) {
+                SysUser flyUser = redisCache.getCacheObject(CacheConstants.SYS_USER_KEY + flyUserId);
+                if (flyUser != null && flyUser.getNickName() != null) {
+                    flightTask.setCreateBy(flyUser.getNickName());
+                }
+            }
             flightTask.setCreateTime(DateUtils.getNowDate());
             // 插入新记录
             int rows = ardFlightTaskMapper.insertArdFlightTask(flightTask);
@@ -141,11 +160,41 @@
         } else {
             // 如果存在,则更新记录
             log.debug("Updating task {}", boxHistoryReceiver.getTaskId());
+            updateFlightTask(ardFlightTask, boxHistoryReceiver);
             // 增量更新
             updateVideoToDatabase(ardFlightTask, boxHistoryReceiver.getVideoPathList());
             // 增量更新图片
             updatePhotoToDatabase(ardFlightTask, serverId, boxHistoryReceiver.getBoxSn());
 
+        }
+    }
+    private void updateFlightTask(ArdFlightTask local, BoxHistoryReceiver remote) {
+
+        boolean needUpdate = false;
+
+        // endTime 更新(重要!!!)
+        Date newEnd = DateUtils.dateTime(DateUtils.YYYY_MM_DD_HH_MM_SS, remote.getEndTime());
+        if (newEnd != null && (local.getEndTime() == null || !local.getEndTime().equals(newEnd))) {
+            local.setEndTime(newEnd);
+            needUpdate = true;
+        }
+
+        // photoCount 更新
+        int remotePhotoCount = Integer.parseInt(remote.getPhotoCount());
+        if (local.getPhotoCount() != remotePhotoCount) {
+            local.setPhotoCount(remotePhotoCount);
+            needUpdate = true;
+        }
+
+        // videoCount 更新
+        int remoteVideoCount = remote.getVideoPathList() != null ? remote.getVideoPathList().size() : 0;
+        if (local.getVideoCount() != remoteVideoCount) {
+            local.setVideoCount(remoteVideoCount);
+            needUpdate = true;
+        }
+
+        if (needUpdate) {
+            ardFlightTaskMapper.updateArdFlightTask(local);
         }
     }
 
@@ -165,45 +214,64 @@
 
     // 插入视频记录
     private void insertVideoToDatabase(ArdFlightTask flightTask, List<String> videoPathList) {
-        if (videoPathList != null && !videoPathList.isEmpty()) {
-            for (String videoPath : videoPathList) {
-                ArdMedia ardMedia = ArdMedia.builder()
-                        .id(IdUtils.simpleUUID())
-                        .taskId(flightTask.getTaskId())
-                        .mediaType(1) // 1表示视频
-                        .sourceUrl(videoPath)
-                        .fileSize(getFileSizeByUrl(videoPath))
-                        .build();
-                CompletableFuture.supplyAsync(() -> {
-                    try {
-                        // 上传视频
-                        String videoUrl = uploadFileToOss(flightTask.getBoxSn(), videoPath, "record",
-                                MimeTypeUtils.VIDEO_MP4);
-                        ardMedia.setMediaUrl(videoUrl);
-                        // 生成缩略图 InputStream
-                        ByteArrayInputStream thumbnailStream = generateThumbnailInputStream(videoPath, 2, 200);
-                        if (thumbnailStream != null) {
-                            String thumbnailUrl = ossServiceContext.upload("record",
-                                    flightTask.getBoxSn() + "/" + IdUtils.fastSimpleUUID() + ".jpg",
-                                    thumbnailStream,
-                                    MimeTypeUtils.IMAGE_JPEG);
-                            ardMedia.setThumbnailUrl(thumbnailUrl);
+        if (videoPathList == null || videoPathList.isEmpty()) {
+            return;
+        }
+        String boxSn = flightTask.getBoxSn();
+        for (String videoPath : videoPathList) {
+            //videoPath = "https://192.168.1.3:9001/record/DBM250974065008/8212fd8e89814d66b6c32f48d05f5101.mp4";
+            ArdMedia media = ArdMedia.builder()
+                    .id(IdUtils.simpleUUID())
+                    .taskId(flightTask.getTaskId())
+                    .mediaType(1)
+                    .sourceUrl(videoPath)
+                    .fileSize(getFileSizeByUrl(videoPath))
+                    .build();
+
+            // ---- 1. 视频上传(失败不抛异常,返回 null) ----
+
+            CompletableFuture<String> videoFuture = CompletableFuture.supplyAsync(() -> {
+                try (InputStream inputStream = openUrlInputStream(videoPath, 5000, 10000)) {
+                    if (inputStream != null) {
+                        return ossServiceContext.upload(
+                                "record",
+                                boxSn + "/" + media.getId() + ".mp4",
+                                inputStream,
+                                MimeTypeUtils.VIDEO_MP4
+                        );
+                    }
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+                return null;
+            }, threadPoolTaskExecutor);
+            // ---- 2. 缩略图上传(失败不抛异常,返回 null) ----
+
+            CompletableFuture<String> thumbFuture = CompletableFuture.supplyAsync(() -> {
+                try {
+                    try (ByteArrayInputStream thumbStream = generateThumbnail(videoPath, 1, 200)) {
+                        if (thumbStream != null) {
+                            return ossServiceContext.upload(
+                                    "record",
+                                    boxSn + "/" + media.getId() + ".jpg",
+                                    thumbStream,
+                                    MimeTypeUtils.IMAGE_JPEG
+                            );
                         }
-
-                        ardMedia.setCreateTime(new Date());
-                        return ardMedia;
-
-                    } catch (Exception e) {
-                        e.printStackTrace();
-                        return null;
                     }
-                }, threadPoolTaskExecutor).thenAccept(am -> {
-                    if (am != null) {
-                        ardMediaMapper.insertArdMedia(am);
-                    }
-                });
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+                return null;
+            }, threadPoolTaskExecutor);
 
-            }
+            // 两个完成后写数据库(任意失败不阻断流程)
+            videoFuture.thenCombine(thumbFuture, (vUrl, tUrl) -> {
+                media.setMediaUrl(vUrl);
+                media.setThumbnailUrl(tUrl);
+                media.setCreateTime(new Date());
+                return media;
+            }).thenAcceptAsync(ardMediaMapper::insertArdMedia, threadPoolTaskExecutor);
         }
     }
 
@@ -211,12 +279,13 @@
         if (videoPathList == null) {
             return;
         }
-        Integer count = flightTask.getVideoCount();//获取本地库视频数量
+        // 需要插入新的视频
+        List<ArdMedia> existingVideos = ardMediaMapper.selectArdMediaByTaskIdAndType(flightTask.getTaskId(), 1);
+        Integer count = existingVideos.size();//获取本地库视频数量
         int size = videoPathList.size();//获取接口返回的视频数量
         if (count != null && size > count) {
-            log.info("录像数量不一致,需要更新数据库");
-            // 需要插入新的视频
-            List<ArdMedia> existingVideos = ardMediaMapper.selectArdMediaByTaskIdAndType(flightTask.getTaskId(), 1);
+            log.info("任务【{}】录像数量不一致,需要更新数据库", flightTask.getTaskId());
+
             // 提取现有的视频路径
             List<String> existingVideoPaths = existingVideos.stream()
                     .map(ArdMedia::getSourceUrl) // 获取每个视频的 URL
@@ -227,6 +296,7 @@
                     .filter(videoPath -> !existingVideoPaths.contains(videoPath)) // 过滤出新的视频
                     .collect(Collectors.toList());
             if (!newVideos.isEmpty()) {
+                String boxSn = flightTask.getBoxSn();
                 // 插入新的视频记录
                 for (String videoPath : newVideos) {
                     ArdMedia ardMedia = ArdMedia.builder()
@@ -236,36 +306,47 @@
                             .fileSize(getFileSizeByUrl(videoPath))
                             .sourceUrl(videoPath)
                             .build();
-                    CompletableFuture.supplyAsync(() -> {
-                        try {
-                            // 上传视频
-                            String videoUrl = uploadFileToOss(flightTask.getBoxSn(), videoPath, "record",
-                                    MimeTypeUtils.VIDEO_MP4);
-                            ardMedia.setMediaUrl(videoUrl);
-
-
-                            // 生成缩略图 InputStream
-                            ByteArrayInputStream thumbnailStream = generateThumbnailInputStream(videoPath, 2, 200);
-                            if (thumbnailStream != null) {
-                                String thumbnailUrl = ossServiceContext.upload("record",
-                                        flightTask.getBoxSn() + "/" + IdUtils.fastSimpleUUID() + ".jpg",
-                                        thumbnailStream,
-                                        MimeTypeUtils.IMAGE_JPEG);
-                                ardMedia.setThumbnailUrl(thumbnailUrl);
+                    // ---- 1. 视频上传(失败不抛异常,返回 null) ----
+                    CompletableFuture<String> videoFuture = CompletableFuture.supplyAsync(() -> {
+                        try (InputStream inputStream = openUrlInputStream(videoPath, 5000, 10000)) {
+                            if (inputStream != null) {
+                                return ossServiceContext.upload(
+                                        "record",
+                                        boxSn + "/" + ardMedia.getId() + ".mp4",
+                                        inputStream,
+                                        MimeTypeUtils.VIDEO_MP4
+                                );
                             }
-
-                            ardMedia.setCreateTime(new Date());
-                            return ardMedia;
-
                         } catch (Exception e) {
                             e.printStackTrace();
-                            return null;
                         }
-                    }, threadPoolTaskExecutor).thenAccept(am -> {
-                        if (am != null) {
-                            ardMediaMapper.insertArdMedia(am);
+                        return null;
+                    }, threadPoolTaskExecutor);
+                    // ---- 2. 缩略图上传(失败不抛异常,返回 null) ----
+                    CompletableFuture<String> thumbFuture = CompletableFuture.supplyAsync(() -> {
+                        try {
+                            try (ByteArrayInputStream thumbStream = generateThumbnail(videoPath, 1, 200)) {
+                                if (thumbStream != null) {
+                                    return ossServiceContext.upload(
+                                            "record",
+                                            boxSn + "/" + ardMedia.getId() + ".jpg",
+                                            thumbStream,
+                                            MimeTypeUtils.IMAGE_JPEG
+                                    );
+                                }
+                            }
+                        } catch (Exception e) {
+                            e.printStackTrace();
                         }
-                    });
+                        return null;
+                    }, threadPoolTaskExecutor);
+                    // 两个完成后写数据库(任意失败不阻断流程)
+                    videoFuture.thenCombine(thumbFuture, (vUrl, tUrl) -> {
+                        ardMedia.setMediaUrl(vUrl);
+                        ardMedia.setThumbnailUrl(tUrl);
+                        ardMedia.setCreateTime(new Date());
+                        return ardMedia;
+                    }).thenAcceptAsync(ardMediaMapper::insertArdMedia, threadPoolTaskExecutor);
                 }
                 // 更新任务的视频数量
                 flightTask.setVideoCount(flightTask.getVideoCount() + newVideos.size());
@@ -289,7 +370,10 @@
     }
 
     private void updatePhotoToDatabase(ArdFlightTask flightTask, String serverId, String boxSn) {
-        int count = flightTask.getPhotoCount(); //获取本地库图片数量
+
+        // 获取本地数据库中已存在的图片记录(类型为 0 表示图片)
+        List<ArdMedia> existingPhotos = ardMediaMapper.selectArdMediaByTaskIdAndType(flightTask.getTaskId(), 0);
+        int count = existingPhotos.size(); //获取本地库图片数量
         // 查询图片
         BoxPhotosDTO boxPhotosDTO = BoxPhotosDTO.builder()
                 .taskId(flightTask.getTaskId())
@@ -302,9 +386,7 @@
         int size = photoList.size();
 
         if (size > count) {
-            log.info("图片数量不一致,需要更新数据库");
-            // 获取本地数据库中已存在的图片记录(类型为 0 表示图片)
-            List<ArdMedia> existingPhotos = ardMediaMapper.selectArdMediaByTaskIdAndType(flightTask.getTaskId(), 0);
+            log.info("任务【{}】图片数量不一致,需要更新数据库", flightTask.getTaskId());
             // 需要插入新的视频
             // 提取现有的图片路径(根据 imgUrl 来判断是否重复)
             List<String> existingPhotoUrls = existingPhotos.stream()
@@ -327,6 +409,7 @@
     }
 
     private void addPhotos(ArdFlightTask flightTask, List<BoxPhotosReceiver> photoList) {
+        String boxSn = flightTask.getBoxSn();
         for (BoxPhotosReceiver photo : photoList) {
             ArdMedia ardMedia = ArdMedia.builder()
                     .id(IdUtils.simpleUUID())
@@ -342,78 +425,29 @@
                     .captureTime(DateUtils.dateTime(DateUtils.YYYY_MM_DD_HH_MM_SS, photo.getTimeStamp()))
                     .build();
             // 异步上传文件到OSS,并在上传完成后插入数据库
-            CompletableFuture.supplyAsync(() -> uploadFileToOss(flightTask.getBoxSn(), photo.getImgUrl(), "pic",
-                            MimeTypeUtils.IMAGE_JPG), threadPoolTaskExecutor)
+            CompletableFuture.supplyAsync(() -> {
+                        try (InputStream inputStream = openUrlInputStream(photo.getImgUrl(), 5000, 10000)) {
+                            if (inputStream != null) {
+                                return ossServiceContext.upload(
+                                        "pic",
+                                        boxSn + "/" + ardMedia.getId() + ".jpg",
+                                        inputStream,
+                                        MimeTypeUtils.IMAGE_JPG
+                                );
+                            }
+                        } catch (Exception e) {
+                            e.printStackTrace();
+                        }
+                        return null;
+                    }, threadPoolTaskExecutor)
                     .thenAccept(url -> {
-                        ardMedia.setMediaUrl(url);  // 获取上传后的文件 URL
+                        ardMedia.setMediaUrl(url);
                         ardMedia.setCreateTime(new Date());
-                        ardMediaMapper.insertArdMedia(ardMedia);  // 插入数据库
+                        ardMediaMapper.insertArdMedia(ardMedia);
                     });
         }
     }
 
-
-    // 通用的上传方法,支持视频和图片等文件上传
-    private String uploadFileToOss(String boxSn, String fileUrl, String bucket, String contentType) {
-        InputStream fileInputStream = null;
-        String fileOssUrl = "";
-        try {
-            // 创建信任所有证书的SSLContext
-            TrustManager[] trustAllCerts = new TrustManager[]{
-                    new X509TrustManager() {
-                        @Override
-                        public java.security.cert.X509Certificate[] getAcceptedIssuers() {
-                            return null;
-                        }
-
-                        @Override
-                        public void checkClientTrusted(
-                                java.security.cert.X509Certificate[] certs, String authType) {
-                        }
-
-                        @Override
-                        public void checkServerTrusted(
-                                java.security.cert.X509Certificate[] certs, String authType) {
-                        }
-                    }
-            };
-
-            SSLContext sc = SSLContext.getInstance("SSL");
-            sc.init(null, trustAllCerts, new java.security.SecureRandom());
-            HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
-
-            // 创建所有主机名都信任的HostnameVerifier
-            HostnameVerifier allHostsValid = (hostname, session) -> true;
-            HttpsURLConnection.setDefaultHostnameVerifier(allHostsValid);
-
-            // 现在可以正常访问
-
-            // 从URL创建InputStream
-            URL url = new URL(fileUrl);
-            fileInputStream = url.openStream();
-
-            // 文件名
-            String fileName = boxSn + "/" + IdUtils.fastSimpleUUID() + "." + MimeTypeUtils.getExtension(contentType);
-
-            // 调用OSS服务上下文进行文件上传
-            fileOssUrl = ossServiceContext.upload(bucket, fileName, fileInputStream, contentType);
-
-        } catch (Exception e) {
-            e.printStackTrace();
-            // 异常处理,可以选择记录日志或者抛出业务异常
-        } finally {
-            // 关闭InputStream
-            if (fileInputStream != null) {
-                try {
-                    fileInputStream.close();
-                } catch (Exception e) {
-                    e.printStackTrace();
-                }
-            }
-        }
-
-        return fileOssUrl; // 返回上传后的文件OSS URL
-    }
 
     // 获取文件大小
     private long getFileSizeByUrl(String fileUrl) {
@@ -429,68 +463,120 @@
     }
 
     // 生成视频缩略图
-    public ByteArrayInputStream generateThumbnailInputStream(String videoFile,
-                                                             int skipFrames,
-                                                             int targetWidth) throws Exception {
-        long start = System.currentTimeMillis();
-        FFmpegFrameGrabber grabber = null;
-
+    public ByteArrayInputStream generateThumbnail(
+            String videoFile,
+            int skipSeconds,
+            int targetWidth) {
+        String ffmpegPath = "";
+        if (osSelect.isWindows()) {
+            ffmpegPath = "ffmpeg";
+        } else if (osSelect.isLinux()) {
+            ffmpegPath = "/usr/local/ffmpeg/bin/ffmpeg";
+        }
         try {
-            grabber = new FFmpegFrameGrabber(videoFile);
-            grabber.start();
+            List<String> command = new ArrayList<>();
+            command.add(ffmpegPath);
 
-            int totalFrames = grabber.getLengthInFrames();
-            System.out.println("视频总帧数: " + totalFrames);
-            System.out.println("视频时长: " + grabber.getLengthInTime() / 1000000 + "秒");
+            command.add("-timeout");
+            command.add("3000000");
+            command.add("-rw_timeout");
+            command.add("3000000");
 
-            Frame frame = null;
-            int currentFrame = 0;
+            command.add("-ss");
+            command.add(String.format("00:00:%02d", skipSeconds));
+            command.add("-i");
+            command.add(videoFile);
+            command.add("-vframes");
+            command.add("1");
 
-            // 读取指定帧数后的第一帧有效图像
-            while (currentFrame < totalFrames) {
-                frame = grabber.grabImage();
-                if (frame == null) {
-                    break;
-                }
+            // 等比缩放
+            command.add("-vf");
+            command.add("scale=" + targetWidth + ":-1");
 
-                if (currentFrame > skipFrames && frame.image != null) {
-                    break;
-                }
-                currentFrame++;
-            }
+            // **确保输出 JPEG**
+            command.add("-f");
+            command.add("mjpeg");      // 关键点:输出格式固定为 JPEG
+            command.add("-vcodec");
+            command.add("mjpeg");
 
-            if (frame == null || frame.image == null) {
-                throw new Exception("无法获取有效视频帧");
-            }
+            // 输出到管道
+            command.add("pipe:1");
 
-            // 转换 Frame 为 BufferedImage
-            Java2DFrameConverter converter = new Java2DFrameConverter();
-            BufferedImage image = converter.getBufferedImage(frame);
+            // ⭐ 打印最终命令(可复制)
+            log.info("ffmpeg command: {}", String.join(" ", command));
 
-            // 按目标宽度等比缩放
-            int targetHeight = (int) ((double) targetWidth / image.getWidth() * image.getHeight());
-            BufferedImage scaledImage = new BufferedImage(targetWidth, targetHeight, BufferedImage.TYPE_3BYTE_BGR);
-            scaledImage.getGraphics().drawImage(image, 0, 0, targetWidth, targetHeight, null);
+            ProcessBuilder pb = new ProcessBuilder(command);
+            pb.redirectErrorStream(false);
+            Process process = pb.start();
 
-            // 转成 ByteArrayInputStream
+            // 读取 FFmpeg 输出(JPEG 数据)到内存
             ByteArrayOutputStream baos = new ByteArrayOutputStream();
-            ImageIO.write(scaledImage, "jpg", baos);
-            long cost = System.currentTimeMillis() - start;
-            System.out.println("处理耗时: " + cost + "ms");
+            try (InputStream is = process.getInputStream()) {
+                byte[] buffer = new byte[8192];
+                int len;
+                while ((len = is.read(buffer)) != -1) {
+                    baos.write(buffer, 0, len);
+                }
+            }
+
+            int exitCode = process.waitFor();
+            if (exitCode != 0) {
+                throw new RuntimeException("FFmpeg 执行失败,退出码: " + exitCode);
+            }
 
             return new ByteArrayInputStream(baos.toByteArray());
 
-        } finally {
-            if (grabber != null) {
-                try {
-                    grabber.stop();
-                    grabber.close();
-                } catch (Exception e) {
-                    e.printStackTrace();
-                }
-            }
+        } catch (IOException | InterruptedException e) {
+            throw new RuntimeException("FFmpeg 生成缩略图失败", e);
         }
     }
 
+    /**
+     * 将 URL 转成 InputStream
+     *
+     * @param fileUrl              文件 URL
+     * @param connectTimeoutMillis 连接超时(毫秒)
+     * @param readTimeoutMillis    读取超时(毫秒)
+     * @return InputStream,如果失败返回 null
+     */
+    public InputStream openUrlInputStream(String fileUrl, int connectTimeoutMillis, int readTimeoutMillis) {
+        try {
+            URL url = new URL(fileUrl);
+
+            // 支持 HTTPS 信任所有证书(如果需要访问自签名证书)
+            if ("https".equalsIgnoreCase(url.getProtocol())) {
+                TrustManager[] trustAllCerts = new TrustManager[]{
+                        new X509TrustManager() {
+                            @Override
+                            public void checkClientTrusted(X509Certificate[] chain, String authType) {
+                            }
+
+                            @Override
+                            public void checkServerTrusted(X509Certificate[] chain, String authType) {
+                            }
+
+                            @Override
+                            public X509Certificate[] getAcceptedIssuers() {
+                                return null;
+                            }
+                        }
+                };
+                SSLContext sc = SSLContext.getInstance("SSL");
+                sc.init(null, trustAllCerts, new java.security.SecureRandom());
+                HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
+                HttpsURLConnection.setDefaultHostnameVerifier((hostname, session) -> true);
+            }
+
+            URLConnection connection = url.openConnection();
+            connection.setConnectTimeout(connectTimeoutMillis);
+            connection.setReadTimeout(readTimeoutMillis);
+
+            return connection.getInputStream();
+
+        } catch (Exception e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
 
 }

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