public async Task <IActionResult> PutHelloItem(long id, HelloItem helloItem)
{
if (id != helloItem.Id)
{
return(BadRequest());
}
_context.Entry(helloItem).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!HelloItemExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
while (!stoppingToken.IsCancellationRequested)
{
await using var context = new HelloContext(this.settings, this.loggerFactory);
var events = await context.HelloEvents.AsNoTracking()
.ToListAsync(stoppingToken);
this._logger.LogInformation($"Current events persisted: {events.Count}");
context.HelloEvents.Add(new HelloEvent
{
Id = Guid.NewGuid(),
Message = "Hello to Cassandra cluster",
Timestamp = DateTimeOffset.UtcNow,
});
await context.SaveChangesAsync(stoppingToken);
await Task.Delay(1000, stoppingToken);
}
}