public async Task Invalidate()
{
await _syncLock.WaitAsync().ConfigureAwait(false);
_value = default(ExpirationMetadata <T>);
_syncLock.Release();
}
public async Task <T> Value()
{
await _syncLock.WaitAsync().ConfigureAwait(false);
try
{
if (IsValueCreatedInternal)
{
return(_value.Result);
}
var result = await _valueProvider(_value).ConfigureAwait(false);
_value = result;
return(_value.Result);
}
finally
{
_syncLock.Release();
}
}