async Task IAsyncCache.Dispose()
{
_cts.Cancel();
using (_cts)
{
if (_syncRoot.WaitOne(Timeout.Infinite))
{
if (_cacheScheduler != null)
{
await _cacheScheduler.Dispose().ConfigureAwait(false);
_cacheScheduler = null;
}
if (_cacheWorker != null)
{
await _cacheWorker.Shutdown().ConfigureAwait(false);
}
if (_additionalDataWorker != null)
{
await _additionalDataWorker.Shutdown().ConfigureAwait(false);
}
_syncRoot.Set();
}
if (_combinedCts != null)
{
using (_combinedCts)
{
//to dispose.
}
}
}
}
async Task IAsyncCache.InitAsync(InitInput input)
{
var entered = false;
try
{
entered = _syncRoot.WaitOne(Timeout.Infinite);
if (entered)
{
input.Validate();
_logger = input.Logger;
_combinedCts = CancellationTokenSource.CreateLinkedTokenSource(_cts.Token, input.Token);
_cancelToken = _combinedCts.Token;
_gotoDbForMissingKey = input.CacheConfig.GoToDbForMissingKey;
((IReloadable)this).ReloadOnceImmediate = input.CacheConfig.ReloadFromFileFirst;
_cacheData = CreateCacheDataInstance(input.CacheConfig,
CreateCacheSerializer(input.TopLevelLocalDirectory, false));
_additionalData = CreateAdditionalCacheDataInstance(input.CacheConfig,
CreateCacheSerializer(input.TopLevelLocalDirectory.CreateSubdirectory(AdSubFolder), true));
var cacheWorkerInitializer = CacheWorkerInitializer(input);
var instances = await cacheWorkerInitializer.InitInstances().ConfigureAwait(false);
//item 1 is actual cache worker
_cacheWorker = instances.Item1;
//item 2 is additional data worker.
_additionalDataWorker = instances.Item2;
await InternalReload(_cancelToken).ConfigureAwait(false);
//Thread.MemoryBarrier();
//Post init actions.
instances = cacheWorkerInitializer.PostInitInstances();
//item 1 is actual cache worker
_cacheWorker = instances.Item1;
//item 2 is additional data worker.
_additionalDataWorker = instances.Item2;
//Thread.MemoryBarrier();
_cacheScheduler = new CacheScheduler(this, input.ReloadConfig, _cancelToken, _logger, _name);
_runningInInitPhase = false;
}
}
finally
{
if (entered)
{
_syncRoot.Set();
}
}
}
public void ScheduledExpiry_EnsureItemRemoved()
{
var scheduler = new CacheScheduler(TimeSpan.FromSeconds(5));
var c = new CacheLite(scheduler);
c.Set("id1", "Scooby Doo", TimeSpan.FromSeconds(1));
// force an update
scheduler.Update();
Assert.IsFalse(c.Exists("id1"));
}
