public virtual IReplica?TryGet(PublicationRef publicationRef)
{
var random = publicationRef.PublicationId.HashCode;
OnOperation(random);
if (!_handles.TryGetValue(publicationRef, out var handle))
{
return(null);
}
var target = (IReplica?)handle.Target;
if (target != null)
{
return(target);
}
// GCHandle target == null => we have to recycle it
if (!_handles.TryRemove(publicationRef, handle))
{
// Some other thread already removed this entry
return(null);
}
// The thread that succeeds in removal releases gcHandle as well
_gcHandlePool.Release(handle, random);
return(null);
}
public virtual IComputed?TryGet(ComputedInput key)
{
var random = Randomize(key.HashCode);
OnOperation(random);
if (_storage.TryGetValue(key, out var handle))
{
var value = (IComputed?)handle.Target;
if (value != null)
{
return(value);
}
if (_storage.TryRemove(key, handle))
{
_gcHandlePool.Release(handle, random);
}
}
return(null);
}
// プール経由で開放する
public void Dispose()
{
GCHandlePool.Release(handle);
handle = default;
}