我正在使用托管服务执行一些长时间运行的操作(检查打开的连接)。
\n\n在使用 IHostedService 和 BackgroundService 类在微服务中实现后台任务的示例中,有两行在应用程序关闭时记录信息(列出的代码中双引号)
\n\n但在我的场景中,我永远无法访问第二个日志信息?\n我想知道为什么 Microsoft 会在无法访问的情况下放置第二行日志记录。谁能给我解释一下吗?
\n\npublic class GracePeriodManagerService : BackgroundService { \n private readonly ILogger<GracePeriodManagerService> _logger;\n private readonly OrderingBackgroundSettings _settings;\n\n private readonly IEventBus _eventBus;\n\n public GracePeriodManagerService(IOptions<OrderingBackgroundSettings>> settings,\n IEventBus eventBus,\n ILogger<GracePeriodManagerService> logger)\n {\n //Constructor\xe2\x80\x99s parameters validations... \n }\n\n protected override async Task ExecuteAsync(CancellationToken stoppingToken)\n {\n _logger.LogDebug($"GracePeriodManagerService is starting.");\n\n stoppingToken.Register(() => \n _logger.LogDebug($" GracePeriod background task is stopping."));\n\n while (!stoppingToken.IsCancellationRequested)\n {\n _logger.LogDebug($"GracePeriod task doing background work.");\n\n // This eShopOnContainers method is querying a database …Run Code Online (Sandbox Code Playgroud)