method public void addOnOpportunisticSubscriptionsChangedListener(@NonNull android.telephony.SubscriptionManager.OnOpportunisticSubscriptionsChangedListener, @NonNull java.util.concurrent.Executor);
method public void addOnSubscriptionsChangedListener(@NonNull android.telephony.SubscriptionManager.OnSubscriptionsChangedListener, @NonNull java.util.concurrent.Executor);
method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void notifyCallStateChangedForAllSubscriptions(int, @Nullable String);
method public void notifyCarrierNetworkChange(boolean);
method public void removeOnOpportunisticSubscriptionsChangedListener(@NonNull android.telephony.SubscriptionManager.OnOpportunisticSubscriptionsChangedListener);
method public void removeOnSubscriptionsChangedListener(@NonNull android.telephony.SubscriptionManager.OnSubscriptionsChangedListener);