[MS42.1] Replace PhoneStateListener with DisplayInfoListener
Several methods and constants are hidden in PhoneStateListener
and ServiceState to track Radio Access Technology(RAT) types.
Replace them with public API instead.
Test: atest NetworkStatsSubscriptionsMonitorTest
Fix: 213021103
Change-Id: I588398da7f2b031910a8350a7d84405ff101232d
diff --git a/service-t/src/com/android/server/net/NetworkStatsSubscriptionsMonitor.java b/service-t/src/com/android/server/net/NetworkStatsSubscriptionsMonitor.java
index 6df6de3..4875f1c 100644
--- a/service-t/src/com/android/server/net/NetworkStatsSubscriptionsMonitor.java
+++ b/service-t/src/com/android/server/net/NetworkStatsSubscriptionsMonitor.java
@@ -18,14 +18,16 @@
import static android.net.NetworkTemplate.NETWORK_TYPE_5G_NSA;
import static android.net.NetworkTemplate.getCollapsedRatType;
+import static android.telephony.TelephonyDisplayInfo.OVERRIDE_NETWORK_TYPE_NR_ADVANCED;
+import static android.telephony.TelephonyDisplayInfo.OVERRIDE_NETWORK_TYPE_NR_NSA;
+import static android.telephony.TelephonyManager.NETWORK_TYPE_LTE;
import android.annotation.NonNull;
import android.content.Context;
import android.telephony.Annotation;
-import android.telephony.NetworkRegistrationInfo;
-import android.telephony.PhoneStateListener;
-import android.telephony.ServiceState;
import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyCallback;
+import android.telephony.TelephonyDisplayInfo;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import android.util.Log;
@@ -63,7 +65,7 @@
private final Delegate mDelegate;
/**
- * Receivers that watches for {@link ServiceState} changes for each subscription, to
+ * Receivers that watches for {@link TelephonyDisplayInfo} changes for each subscription, to
* monitor the transitioning between Radio Access Technology(RAT) types for each sub.
*/
@NonNull
@@ -115,13 +117,12 @@
continue;
}
- final RatTypeListener listener =
- new RatTypeListener(mExecutor, this, sub.first, sub.second);
+ final RatTypeListener listener = new RatTypeListener(this, sub.first, sub.second);
mRatListeners.add(listener);
// Register listener to the telephony manager that associated with specific sub.
mTeleManager.createForSubscriptionId(sub.first)
- .listen(listener, PhoneStateListener.LISTEN_SERVICE_STATE);
+ .registerTelephonyCallback(mExecutor, listener);
Log.d(NetworkStatsService.TAG, "RAT type listener registered for sub " + sub.first);
}
@@ -175,7 +176,7 @@
private void handleRemoveRatTypeListener(@NonNull RatTypeListener listener) {
mTeleManager.createForSubscriptionId(listener.mSubId)
- .listen(listener, PhoneStateListener.LISTEN_NONE);
+ .unregisterTelephonyCallback(listener);
Log.d(NetworkStatsService.TAG, "RAT type listener unregistered for sub " + listener.mSubId);
mRatListeners.remove(listener);
@@ -185,7 +186,8 @@
listener.mSubscriberId, TelephonyManager.NETWORK_TYPE_UNKNOWN);
}
- static class RatTypeListener extends PhoneStateListener {
+ static class RatTypeListener extends TelephonyCallback
+ implements TelephonyCallback.DisplayInfoListener {
// Unique id for the subscription. See {@link SubscriptionInfo#getSubscriptionId}.
@NonNull
private final int mSubId;
@@ -199,29 +201,27 @@
@NonNull
private final NetworkStatsSubscriptionsMonitor mMonitor;
- RatTypeListener(@NonNull Executor executor,
- @NonNull NetworkStatsSubscriptionsMonitor monitor, int subId,
+ RatTypeListener(@NonNull NetworkStatsSubscriptionsMonitor monitor, int subId,
@NonNull String subscriberId) {
- super(executor);
mSubId = subId;
mSubscriberId = subscriberId;
mMonitor = monitor;
}
@Override
- public void onServiceStateChanged(@NonNull ServiceState ss) {
+ public void onDisplayInfoChanged(TelephonyDisplayInfo displayInfo) {
// In 5G SA (Stand Alone) mode, the primary cell itself will be 5G hence telephony
// would report RAT = 5G_NR.
// However, in 5G NSA (Non Stand Alone) mode, the primary cell is still LTE and
// network allocates a secondary 5G cell so telephony reports RAT = LTE along with
// NR state as connected. In such case, attributes the data usage to NR.
// See b/160727498.
- final boolean is5GNsa = (ss.getDataNetworkType() == TelephonyManager.NETWORK_TYPE_LTE
- || ss.getDataNetworkType() == TelephonyManager.NETWORK_TYPE_LTE_CA)
- && ss.getNrState() == NetworkRegistrationInfo.NR_STATE_CONNECTED;
+ final boolean is5GNsa = displayInfo.getNetworkType() == NETWORK_TYPE_LTE
+ && (displayInfo.getOverrideNetworkType() == OVERRIDE_NETWORK_TYPE_NR_NSA
+ || displayInfo.getOverrideNetworkType() == OVERRIDE_NETWORK_TYPE_NR_ADVANCED);
final int networkType =
- (is5GNsa ? NETWORK_TYPE_5G_NSA : ss.getDataNetworkType());
+ (is5GNsa ? NETWORK_TYPE_5G_NSA : displayInfo.getNetworkType());
final int collapsedRatType = getCollapsedRatType(networkType);
if (collapsedRatType == mLastCollapsedRatType) return;