/// <inheritdoc />
public void AddExpiration(ExpiryToken <TKey> expiration)
{
IExpiryStashContracts.AddExpiration(this);
while (!this.tokens.TryAdd(expiration))
{
ExpiryToken <TKey> overflow;
if (this.tokens.TryTake(out overflow))
{
overflow.TryDisposeCacheValue();
}
}
}
/// <inheritdoc />
public void AddExpiration(ExpiryToken <TKey> expiration)
{
IExpiryStashContracts.AddExpiration(this);
if (this.awaitingTokensCount.Read() <= 0)
{
// not awaiting a token so store it for disposal later
this.stash.AddExpiration(expiration);
}
else
{
// pool is empty and Take/TakeAsync is awaiting a value so dispose token immediately
expiration.TryDisposeCacheValue();
}
}
/// <inheritdoc />
public bool TryDisposeAndRemove(ExpiryToken <TKey> expirationToken)
{
if (this.IsTokenExpired(expirationToken))
{
return(false);
}
if (this.TryDispose())
{
this.cache.entries.TryRemove(this.Key);
return(true);
}
else
{
return(false);
}
}
/// <inheritdoc />
public void AddExpiration(ExpiryToken <TKey> expiration)
{
ICacheValueContracts.AddExpiration(this);
this.stash.AddExpiration(expiration);
}
/// <inheritdoc />
public void AddExpiration(ExpiryToken <TKey> expiration)
{
ICacheValueContracts.AddExpiration(this);
expiration.TryDisposeCacheValue();
}
/// <inheritdoc /> public bool IsTokenExpired(ExpiryToken <TKey> expirationToken) => expirationToken.TokenVersion != this.tokenVersion.Read();
