/// <summary>
/// Default constructor.
/// </summary>
/// <param name="storageProvider">The cache store to be wrapped.</param>
public StorageProviderSyncWrapper(StorageProviderBase storageProvider)
{
if (storageProvider == null)
throw new ArgumentNullException("storageProvider");
_storage = storageProvider;
_syncObj = _storage.Sync;
}
/// <summary>
/// Internal method that creates a cache store. A HashMap containing the config parameters
/// is passed to this method.
/// </summary>
public static ICacheStorage CreateStorageProvider(IDictionary properties, string cacheContext, bool evictionEnabled, ILogger NCacheLog, IAlertPropagator alertPropagator)
{
if (properties == null)
{
throw new ArgumentNullException("properties");
}
StorageProviderBase cacheStorage = null;
try
{
if (!properties.Contains("class"))
{
throw new ConfigurationException("Missing cache store class.");
}
string scheme = Convert.ToString(properties["class"]).ToLower();
IDictionary schemeProps = (IDictionary)properties[scheme];
if (scheme.CompareTo("heap") == 0)
{
cacheStorage = new ClrHeapStorageProvider(schemeProps, evictionEnabled, NCacheLog, alertPropagator);
}
else if (scheme.CompareTo("memory") == 0)
{
cacheStorage = new InMemoryStorageProvider(schemeProps, evictionEnabled);
}
else if (scheme.CompareTo("memory-mapped") == 0)
{
cacheStorage = new MmfStorageProvider(schemeProps, evictionEnabled);
}
else if (scheme.CompareTo("file") == 0)
{
cacheStorage = new FileSystemStorageProvider(schemeProps, evictionEnabled);
}
else
{
throw new ConfigurationException("Invalid cache store class: " + scheme);
}
if (cacheStorage != null)
{
cacheStorage.CacheContext = cacheContext;
}
}
catch (ConfigurationException e)
{
Trace.error("CacheStorageFactory.CreateCacheStore()", e.ToString());
throw;
}
catch (Exception e)
{
Trace.error("CacheStorageFactory.CreateCacheStore()", e.ToString());
throw new ConfigurationException("Configuration Error: " + e.ToString(), e);
}
return(cacheStorage);
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or
/// resetting unmanaged resources.
/// </summary>
public override void Dispose()
{
if (_storage != null)
{
_storage.Dispose();
_storage = null;
}
base.Dispose();
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="storageProvider">The cache store to be wrapped.</param>
public StorageProviderSyncWrapper(StorageProviderBase storageProvider)
{
if (storageProvider == null)
{
throw new ArgumentNullException("storageProvider");
}
_storage = storageProvider;
_syncObj = _storage.Sync;
}
/// <summary>
/// Internal method that creates a cache store. A HashMap containing the config parameters
/// is passed to this method.
/// </summary>
public static ICacheStorage CreateStorageProvider(IDictionary properties, string cacheContext, bool evictionEnabled, ILogger NCacheLog)
{
if (properties == null)
{
throw new ArgumentNullException("properties");
}
StorageProviderBase cacheStorage = null;
try
{
string scheme = "heap";
IDictionary schemeProps = (IDictionary)properties[scheme];
if (scheme.CompareTo("heap") == 0)
{
cacheStorage = new ClrHeapStorageProvider(schemeProps, evictionEnabled, NCacheLog);
}
if (cacheStorage != null)
{
cacheStorage.CacheContext = cacheContext;
}
}
catch (ConfigurationException e)
{
Trace.error("CacheStorageFactory.CreateCacheStore()", e.ToString());
throw;
}
catch (Exception e)
{
Trace.error("CacheStorageFactory.CreateCacheStore()", e.ToString());
throw new ConfigurationException("Configuration Error: " + e.ToString(), e);
}
return(cacheStorage);
}
/// <summary>
/// Returns the thread safe synchronized wrapper over cache store.
/// </summary>
/// <param name="storageProvider"></param>
/// <returns></returns>
public static StorageProviderBase Synchronized(StorageProviderBase cacheStorage)
{
return(new StorageProviderSyncWrapper(cacheStorage));
}
/// <summary>
/// Returns the thread safe synchronized wrapper over cache store.
/// </summary>
/// <param name="storageProvider"></param>
/// <returns></returns>
public static StorageProviderBase Synchronized(StorageProviderBase cacheStorage)
{
return new StorageProviderSyncWrapper(cacheStorage);
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or
/// resetting unmanaged resources.
/// </summary>
public override void Dispose()
{
if (_storage != null)
{
_storage.Dispose();
_storage = null;
}
base.Dispose();
}
