public bool Equals(DictionaryCacheKey other)
{
if (ReferenceEquals(null, other)) return false;
if (ReferenceEquals(this, other)) return true;
return Equals(other._primaryKey, _primaryKey) && _cacheKeys.SequenceEqual(other._cacheKeys, new CollectionComparer());
}
public CachedObject <TResult> GetItem <TResult>(ProxyRequest <T, TResult> proxyRequest, CachePolicy cachePolicy)
{
var cacheKey = new DictionaryCacheKey(proxyRequest.Method, proxyRequest.Parameters);
if (_cache.ContainsKey(cacheKey))
{
var cachedObject = _cache[cacheKey];
if (cachedObject.ThrownException != null && cachedObject.Created.AddSeconds(cachePolicy.ExceptionCacheDuration) > DateTime.Now)
{
return(new CachedObject <TResult>(CachedObjectState.Exception, cachedObject.ThrownException));
}
else if (cachedObject.ThrownException != null)
{
return(new CachedObject <TResult>(CachedObjectState.None, null));
}
if (cachedObject.AbsoluteDuration.TotalSeconds > 0 && cachedObject.Created + cachedObject.AbsoluteDuration < DateTime.Now)
{
return(new CachedObject <TResult>(CachedObjectState.None, null));
}
return(new CachedObject <TResult>(cachedObject.IsExpired ? CachedObjectState.Stale : CachedObjectState.Fresh, (TResult)cachedObject.Object));
}
return(new CachedObject <TResult>(CachedObjectState.None, null));
}
public void StoreException <TResult>(ProxyRequest <T, TResult> proxyRequest, CachePolicy cachePolicy, Exception exception)
{
var cacheKey = new DictionaryCacheKey(proxyRequest.Method, proxyRequest.Parameters);
var duration = TimeSpan.FromSeconds(cachePolicy.CacheDuration);
var absoluteDuration = TimeSpan.FromSeconds(cachePolicy.MaxAge);
_cache[cacheKey] = new DictionaryCachedItem(exception, duration, absoluteDuration);
}
public void Purge <TResult>(Expression <Func <T, TResult> > expression)
{
var methodInfo = SymbolExtensions.GetMethodInfo(expression);
var parameters = SymbolExtensions.GetParameter(expression);
var proxyExpression = new ProxyRequest <T, TResult>(methodInfo, parameters);
var cacheKey = new DictionaryCacheKey(proxyExpression.Method, proxyExpression.Parameters);
_cache.Remove(cacheKey);
}
public bool TryGetRaw <TResult>(ProxyRequest <T, TResult> proxyRequest, out object result)
{
var cacheKey = new DictionaryCacheKey(proxyRequest.Method, proxyRequest.Parameters);
if (_cache.ContainsKey(cacheKey))
{
result = _cache[cacheKey];
return(true);
}
result = null;
return(false);
}
public bool Equals(DictionaryCacheKey other)
{
if (ReferenceEquals(null, other))
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
return(Equals(other._primaryKey, _primaryKey) && _cacheKeys.SequenceEqual(other._cacheKeys, new CollectionComparer()));
}