public static void CacheVariable(string sessionKeyID, string name, object value)
{
ConcurrentDictionary <string, object> nameValuePairs = null;
if (!VariablePoolPreCache.VariablePreCache.TryGetValue(sessionKeyID, out nameValuePairs))
{
nameValuePairs = new ConcurrentDictionary <string, object>();
if (!VariablePoolPreCache.VariablePreCache.TryAdd(sessionKeyID, nameValuePairs))
{
VariablePoolPreCache.CacheVariable(sessionKeyID, name, value);
return;
}
}
if (value == null)
{
nameValuePairs.TryRemove(name, out value);
}
else
{
nameValuePairs.AddOrUpdate(name, value, (cName, cValue) => value);
}
}
private void RegisterVariableToPool(string name, object value)
{
VariablePoolPreCache.CleanCachedVariables(this._SessionKeyID, name);
byte[] serializedValue;
Stream forStream = null;
try
{
forStream = new MemoryStream();
BinaryFormatter binFormater = new BinaryFormatter();
binFormater.Serialize(forStream, value);
serializedValue = ((MemoryStream)forStream).ToArray();
}
catch (Exception)
{
serializedValue = new byte[] { };
}
finally
{
if (forStream != null)
{
forStream.Close();
GC.SuppressFinalize(forStream);
}
}
VariablePoolOperation._Cache.Set(name, serializedValue);
}
private void UnRegisterVariableFromPool(string name)
{
VariablePoolPreCache.CleanCachedVariables(this._SessionKeyID, name);
// Unregister Variable From Pool Immidiately.
// Otherwise it will cause cache reload in the same domain call
VariablePoolOperation._Cache.Set(name, null);
}
private object GetVariableFromPool(string name)
{
object rObject = VariablePoolPreCache.GetCachedVariable(this._SessionKeyID, name);
if (rObject == null)
{
byte[] serializedValue = VariablePoolOperation._Cache.Get(name);
if (serializedValue != null)
{
Stream forStream = null;
try
{
BinaryFormatter binFormater = new BinaryFormatter();
binFormater.Binder = new OverrideBinder();
forStream = new MemoryStream(serializedValue);
rObject = binFormater.Deserialize(forStream);
VariablePoolPreCache.CacheVariable(this._SessionKeyID, name, rObject);
}
catch (Exception)
{
// Just Handle Exceptions
}
finally
{
if (forStream != null)
{
forStream.Close();
GC.SuppressFinalize(forStream);
}
}
}
}
return(rObject);
}
