protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
while (!stoppingToken.IsCancellationRequested)
{
try
{
await semaphore.WaitAsync(stoppingToken);
logger.LogInformation("Running background update.");
var updateTask = new CrawlTask(connectionFactory, client, 1);
await updateTask.Run(stoppingToken);
logger.LogInformation("Update finished. Clearing cache.");
cacheManager.Clear();
logger.LogInformation("Background update completed successfully.");
}
catch (Exception ex)
{
logger.LogError(ex, "Background update failed due to error.");
}
finally
{
semaphore.Release();
}
await Task.Delay(TimeSpan.FromMinutes(minutesBetweenRun), stoppingToken);
}
}
public static async Task Main(string[] args)
{
Trace.Listeners.Add(MyConsoleListener.Instance);
var connectionFactory = new MyConnectionFactory(@"C:\git\csharp\hn-reader\data\hn-data.sqlite");
var crawlTask = new CrawlTask(connectionFactory, Client, 3);
await crawlTask.Run();
}
public static async Task Main(string[] args)
{
Trace.Listeners.Add(MyConsoleListener.Instance);
using (var connection = Connector.ConnectToFile(@"C:\git\csharp\hn-reader\data\hn-data.sqlite"))
{
var crawlTask = new CrawlTask(connection, Client, 3);
await crawlTask.Run();
}
}