public void RemoveFlagForUser(string flagKey, User user)
{
JToken oldValue = null;
readWriteLock.EnterWriteLock();
try
{
var flagsForUser = inMemoryCache.RetrieveFlags(user);
if (flagsForUser.TryGetValue(flagKey, out var flag))
{
oldValue = flag.value;
flagsForUser.Remove(flagKey);
deviceCache.CacheFlagsForUser(flagsForUser, user);
inMemoryCache.CacheFlagsForUser(flagsForUser, user);
}
}
finally
{
readWriteLock.ExitWriteLock();
}
if (oldValue != null)
{
flagChangedEventManager.FlagWasDeleted(flagKey, oldValue);
}
}
public void RemoveFlagForUser(string flagKey, User user)
{
LdValue oldValue = LdValue.Null;
bool existed = false;
readWriteLock.EnterWriteLock();
try
{
var flagsForUser = inMemoryCache.RetrieveFlags(user);
if (flagsForUser.TryGetValue(flagKey, out var flag))
{
existed = true;
oldValue = flag.value;
var updatedFlags = flagsForUser.Remove(flagKey); // IImmutableDictionary.Remove() returns a new dictionary
deviceCache.CacheFlagsForUser(updatedFlags, user);
inMemoryCache.CacheFlagsForUser(updatedFlags, user);
}
}
finally
{
readWriteLock.ExitWriteLock();
}
if (existed)
{
flagChangedEventManager.FlagWasDeleted(flagKey, oldValue);
}
}