private void SetMemoryEntry <TValue>(string operationId, string key, FusionCacheEntry <TValue> entry, FusionCacheEntryOptions options)
{
var memoryOptions = options.ToMemoryCacheEntryOptions();
options.MemoryOptionsModifier?.Invoke(memoryOptions, entry.Value);
if (_logger?.IsEnabled(LogLevel.Debug) ?? false)
{
_logger.LogDebug("FUSION (K={CacheKey} OP={CacheOperationId}): saving entry in memory {Options} {Entry}", key, operationId, memoryOptions.ToLogString(), entry.ToLogString());
}
_memoryCache.Set <FusionCacheEntry <TValue> >(key, entry, memoryOptions);
}
private FusionCacheEntry <TValue>?MaybeGetFallbackEntry <TValue>(string operationId, string key, FusionCacheEntry <TValue>?distributedEntry, FusionCacheEntry <TValue>?memoryEntry, FusionCacheEntryOptions options, out bool failSafeActivated)
{
failSafeActivated = false;
if (options.IsFailSafeEnabled)
{
if (_logger?.IsEnabled(LogLevel.Trace) ?? false)
{
_logger.LogTrace("FUSION (K={CacheKey} OP={CacheOperationId}): trying to activate FAIL-SAFE", key, operationId);
}
if (distributedEntry is object)
{
// FAIL SAFE (FROM DISTRIBUTED)
if (_logger?.IsEnabled(_options.FailSafeActivationLogLevel) ?? false)
{
_logger.Log(_options.FailSafeActivationLogLevel, "FUSION (K={CacheKey} OP={CacheOperationId}): FAIL-SAFE activated (from distributed)", key, operationId);
}
failSafeActivated = true;
return(distributedEntry);
}
else if (memoryEntry is object)
{
// FAIL SAFE (FROM MEMORY)
if (_logger?.IsEnabled(_options.FailSafeActivationLogLevel) ?? false)
{
_logger.Log(_options.FailSafeActivationLogLevel, "FUSION (K={CacheKey} OP={CacheOperationId}): FAIL-SAFE activated (from memory)", key, operationId);
}
failSafeActivated = true;
return(memoryEntry);
}
else
{
if (_logger?.IsEnabled(_options.FailSafeActivationLogLevel) ?? false)
{
_logger.Log(_options.FailSafeActivationLogLevel, "FUSION (K={CacheKey} OP={CacheOperationId}): unable to activate FAIL-SAFE (no entries in memory or distributed)", key, operationId);
}
return(null);
}
}
else
{
if (_logger?.IsEnabled(LogLevel.Trace) ?? false)
{
_logger.LogTrace("FUSION (K={CacheKey} OP={CacheOperationId}): FAIL-SAFE not enabled", key, operationId);
}
return(null);
}
}
