protected void _addTrackedKey(String key, TimeSpan?slidingExpiration = null)
{
if (slidingExpiration != null)
{
long expiresUtc = RedisDataFormatUtil.ToUnixTimestamp(DateTime.UtcNow.Add(slidingExpiration.Value));
_client.SortedSetAdd(Model.CreateKey(Constants.RootKey, RedisCache.Constants.EphemeralKeysKey), expiresUtc, key);
}
else
{
_client.SetAdd(Model.CreateKey(Constants.RootKey, RedisCache.Constants.KeysKey), key);
}
}
public Boolean ExpireAt(String key, DateTime time)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
var unixTimestamp = RedisDataFormatUtil.ToUnixTimestamp(time);
_connection.Send(cmd.EXPIREAT, key, unixTimestamp);
return(_connection.ReadReply().IsSuccess);
}
protected void _purgeExpiredKeysAsync()
{
Task.Factory.StartNew(() =>
{
try
{
using (var rc = new RedisClient(_client.AsRedisHostInfo()))
{
rc.SortedSetRemoveRangeByScore(Model.CreateKey(Constants.RootKey, Constants.EphemeralKeysKey), 0, RedisDataFormatUtil.ToUnixTimestamp(DateTime.UtcNow));
}
}
catch { }
});
}
protected void _purgeExpiredKeys()
{
_client.SortedSetRemoveRangeByScore(Model.CreateKey(Constants.RootKey, Constants.EphemeralKeysKey), 0, RedisDataFormatUtil.ToUnixTimestamp(DateTime.UtcNow));
}