internal async Task SetExpirationTimeAsync <TValue>(ScopedCacheItem <TValue> scopedCacheItem)
{
if (scopedCacheItem.ExpireIn.HasValue)
{
await ExpireByIdAsync(scopedCacheItem.Id, scopedCacheItem.ExpireIn.Value).ConfigureAwait(false);
}
}
internal void SetExpirationTime <TValue>(ScopedCacheItem <TValue> scopedCacheItem)
{
if (scopedCacheItem.ExpireIn.HasValue)
{
ExpireById(scopedCacheItem.Id, scopedCacheItem.ExpireIn.Value);
}
}
internal async Task <ScopedCacheItem <TValue> > GetItemAsync <TValue>(String cacheName, String key)
{
var id = ScopedCacheItem <TValue> .GetId(cacheName, key);
var scopedCacheItemString = await client.Database.StringGetAsync(id).ConfigureAwait(false);
return(convert.FromScopedRedis <TValue>(scopedCacheItemString));
}
internal ScopedCacheItem <TValue> GetItem <TValue>(String cacheName, String key)
{
var id = ScopedCacheItem <TValue> .GetId(cacheName, key);
var scopedCacheItemString = client.Database.StringGet(id);
return(convert.FromScopedRedis <TValue>(scopedCacheItemString));
}
internal Task ClearItemsAsync(String cacheName)
{
var keyPrefix = ScopedCacheItem <object> .GetId(cacheName, string.Empty);
var keys = client.MasterServer.Keys(0, string.Format("*{0}*", keyPrefix), 1000, CommandFlags.None).ToArray();
return(client.Database.KeyDeleteAsync(keys, CommandFlags.None));
}
private void ResetExpirationTime <TValue>(ScopedCacheItem <TValue> cacheItem)
{
if (expireWithin.HasValue && useSlidingExpiration)
{
InnerCache.SetIfNotExists(cacheItem);
cacheItem.ExpireIn = this.expireWithin.Value;
InnerCache.SetExpirationTime(cacheItem);
}
}
internal bool SetIfNotExists <TValue>(ScopedCacheItem <TValue> scopedCacheItem)
{
if (Contains(scopedCacheItem.Id))
{
return(false);
}
SetItem(scopedCacheItem);
return(true);
}
private async Task ResetExpirationTimeAsync <TValue>(ScopedCacheItem <TValue> cacheItem)
{
if (expireWithin.HasValue && useSlidingExpiration)
{
await InnerCache.SetIfNotExistsAsync(cacheItem).ConfigureAwait(false);
cacheItem.ExpireIn = expireWithin.Value;
await InnerCache.SetExpirationTimeAsync(cacheItem).ConfigureAwait(false);
}
}
internal async Task <bool> SetIfNotExistsAsync <TValue>(ScopedCacheItem <TValue> scopedCacheItem)
{
if (await ContainsAsync(scopedCacheItem.Id).ConfigureAwait(false))
{
return(false);
}
await SetItemAsync(scopedCacheItem).ConfigureAwait(false);
return(true);
}
internal Task SetItemAsync <TValue>(ScopedCacheItem <TValue> scopedCacheItem)
{
TimeSpan?expiry = null;
if (scopedCacheItem.ExpireIn.HasValue)
{
expiry = scopedCacheItem.ExpireIn;
if (expiry.Value.TotalSeconds <= 0)
{
return(client.Database.KeyDeleteAsync(scopedCacheItem.Id, CommandFlags.None));
}
}
return(client.Database
.StringSetAsync(scopedCacheItem.Id, convert.ToScopedRedis(scopedCacheItem), expiry, When.Always, CommandFlags.None));
}
private ScopedCacheItem <TValue> CreateCacheItem <TValue>(string key, TValue value, DateTimeOffset valueTimestamp)
{
ScopedCacheItem <TValue> newItem;
if (!expireAt.HasValue && expireWithin.HasValue)
{
newItem = new ScopedCacheItem <TValue>(this.Name, key, value, valueTimestamp, expireWithin.Value);
}
else if (expireAt.HasValue)
{
newItem = new ScopedCacheItem <TValue>(this.Name, key, value, valueTimestamp, expireAt.Value.Subtract(DateTime.Now));
}
else
{
newItem = new ScopedCacheItem <TValue>(this.Name, key, value, valueTimestamp);
}
return(newItem);
}
internal Task RemoveItemAsync(String cacheName, String key)
{
var id = ScopedCacheItem <object> .GetId(cacheName, key);
return(client.Database.KeyDeleteAsync(id, CommandFlags.None));
}
internal void RemoveItem(String cacheName, String key)
{
var id = ScopedCacheItem <object> .GetId(cacheName, key);
client.Database.KeyDelete(id, CommandFlags.None);
}
internal void ExpireItemIn <TValue>(String cacheName, String key, TimeSpan timeSpan)
{
var id = ScopedCacheItem <TValue> .GetId(cacheName, key);
ExpireById(id, timeSpan);
}