diff --git a/telephony/java/android/telephony/SubscriptionManager.java b/telephony/java/android/telephony/SubscriptionManager.java index d4a76b7c11545..7f2c6c17d5086 100644 --- a/telephony/java/android/telephony/SubscriptionManager.java +++ b/telephony/java/android/telephony/SubscriptionManager.java @@ -948,6 +948,18 @@ public class SubscriptionManager { if (DBG) log("onSubscriptionsChanged: NOT OVERRIDDEN"); } + /** + * Callback invoked when {@link SubscriptionManager#addOnSubscriptionsChangedListener( + * Executor, OnSubscriptionsChangedListener)} or + * {@link SubscriptionManager#addOnSubscriptionsChangedListener( + * OnSubscriptionsChangedListener)} fails to complete due to the + * {@link Context#TELEPHONY_REGISTRY_SERVICE} being unavailable. + * @hide + */ + public void onAddListenerFailed() { + Rlog.w(LOG_TAG, "onAddListenerFailed not overridden"); + } + private void log(String s) { Rlog.d(LOG_TAG, s); } @@ -1028,6 +1040,12 @@ public class SubscriptionManager { if (telephonyRegistryManager != null) { telephonyRegistryManager.addOnSubscriptionsChangedListener(listener, executor); + } else { + // If the telephony registry isn't available, we will inform the caller on their + // listener that it failed so they can try to re-register. + loge("addOnSubscriptionsChangedListener: pkgname=" + pkgName + " failed to be added " + + " due to TELEPHONY_REGISTRY_SERVICE being unavailable."); + executor.execute(() -> listener.onAddListenerFailed()); } }