修复空指针异常

648540858

2024-01-10 c25a99d60bef3d3bbd59fee895bd658928fd00db

 src/main/java/com/genersoft/iot/vmp/service/impl/StreamProxyServiceImpl.java

@@ -35,15 +35,19 @@
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Service;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.TransactionStatus;
import org.springframework.util.CollectionUtils;
import org.springframework.util.ObjectUtils;

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.function.Function;
import java.util.stream.Collectors;

/**
 * 视频代理业务
@@ -128,7 +132,13 @@
            }
            JSONArray dataArray = jsonObject.getJSONArray("data");
            JSONObject mediaServerConfig = dataArray.getJSONObject(0);
            if (ObjectUtils.isEmpty(param.getFfmpegCmdKey())) {
                param.setFfmpegCmdKey("ffmpeg.cmd");
            }
            String ffmpegCmd = mediaServerConfig.getString(param.getFfmpegCmdKey());
            if (ffmpegCmd == null) {
                throw new ControllerException(ErrorCode.ERROR100.getCode(), "ffmpeg拉流代理无法获取ffmpeg cmd");
            }
            String schema = getSchemaFromFFmpegCmd(ffmpegCmd);
            if (schema == null) {
                throw new ControllerException(ErrorCode.ERROR100.getCode(), "ffmpeg拉流代理无法从ffmpeg cmd中获取到输出格式");
@@ -454,7 +464,7 @@
        streamProxyMapper.deleteAutoRemoveItemByMediaServerId(mediaServerId);

        // 移除拉流代理生成的流信息
//        syncPullStream(mediaServerId);
        syncPullStream(mediaServerId);

        // 恢复流代理, 只查找这个这个流媒体
        List<StreamProxyItem> streamProxyListForEnable = storager.getStreamProxyListForEnableInMediaServer(
@@ -560,4 +570,43 @@

        return new ResourceBaseInfo(total, online);
    }


    @Scheduled(cron = "* 0/10 * * * ?")
    public void asyncCheckStreamProxyStatus() {

        List<MediaServerItem> all = mediaServerService.getAllOnline();

        if (CollectionUtils.isEmpty(all)){
            return;
        }

        Map<String, MediaServerItem> serverItemMap = all.stream().collect(Collectors.toMap(MediaServerItem::getId, Function.identity(), (m1, m2) -> m1));

        List<StreamProxyItem> list = videoManagerStorager.getStreamProxyListForEnable(true);

        if (CollectionUtils.isEmpty(list)){
            return;
        }

        for (StreamProxyItem streamProxyItem : list) {

            MediaServerItem mediaServerItem = serverItemMap.get(streamProxyItem.getMediaServerId());

            // TODO 支持其他 schema
            JSONObject mediaInfo = zlmresTfulUtils.isMediaOnline(mediaServerItem, streamProxyItem.getApp(), streamProxyItem.getStream(), "rtsp");

            if (mediaInfo == null){
                streamProxyItem.setStatus(false);
            } else {
                if (mediaInfo.getInteger("code") == 0 && mediaInfo.getBoolean("online")) {
                    streamProxyItem.setStatus(true);
                } else {
                    streamProxyItem.setStatus(false);
                }
            }

            updateStreamProxy(streamProxyItem);
        }
    }
}