[Telephony] Use #registerPhoneStateListener() to listen EVENT instead of #listen()

CallFeaturesSetting
CallNotifier
RadioInfo
AccessibilitySettingsFragment
VvmSimStateTracker
TelecomAccountRegistry

Bug: 175270956
Test: manual
Change-Id: I288bfb80e189da42eb1e94c2879648e3ac278aa7
diff --git a/src/com/android/phone/CallFeaturesSetting.java b/src/com/android/phone/CallFeaturesSetting.java
index ef83ead..2fcc2ee 100644
--- a/src/com/android/phone/CallFeaturesSetting.java
+++ b/src/com/android/phone/CallFeaturesSetting.java
@@ -30,6 +30,9 @@
 import android.content.pm.ResolveInfo;
 import android.content.res.Resources;
 import android.os.Bundle;
+import android.os.Handler;
+import android.os.HandlerExecutor;
+import android.os.Looper;
 import android.os.PersistableBundle;
 import android.os.UserManager;
 import android.preference.Preference;
@@ -103,6 +106,7 @@
     private ImsManager mImsMgr;
     private SubscriptionInfoHelper mSubscriptionInfoHelper;
     private TelecomManager mTelecomManager;
+    private PhoneStateListener mPhoneStateListener;
 
     private SwitchPreference mButtonAutoRetry;
     private PreferenceScreen mVoicemailSettingsScreen;
@@ -263,6 +267,7 @@
         mSubscriptionInfoHelper.setActionBarTitle(
                 getActionBar(), getResourcesForSubId(), R.string.call_settings_with_label);
         mTelecomManager = getSystemService(TelecomManager.class);
+        mPhoneStateListener = new CallFeaturesPhoneStateListener();
     }
 
     private void updateImsManager(Phone phone) {
@@ -279,11 +284,16 @@
     private void listenPhoneState(boolean listen) {
         TelephonyManager telephonyManager = getSystemService(TelephonyManager.class)
                 .createForSubscriptionId(mPhone.getSubId());
-        telephonyManager.listen(mPhoneStateListener, listen
-                ? PhoneStateListener.LISTEN_CALL_STATE : PhoneStateListener.LISTEN_NONE);
+        if (listen) {
+            telephonyManager.registerPhoneStateListener(
+                    new HandlerExecutor(new Handler(Looper.getMainLooper())), mPhoneStateListener);
+        } else {
+            telephonyManager.unregisterPhoneStateListener(mPhoneStateListener);
+        }
     }
 
-    private final PhoneStateListener mPhoneStateListener = new PhoneStateListener() {
+    private final class CallFeaturesPhoneStateListener extends PhoneStateListener implements
+            PhoneStateListener.CallStateChangedListener {
         @Override
         public void onCallStateChanged(int state, String incomingNumber) {
             if (DBG) log("PhoneStateListener onCallStateChanged: state is " + state);
@@ -295,7 +305,7 @@
                 mButtonWifiCalling.setEnabled(isCallStateIdle);
             }
         }
-    };
+    }
 
     private final ProvisioningManager.Callback mProvisioningCallback =
             new ProvisioningManager.Callback() {
diff --git a/src/com/android/phone/CallNotifier.java b/src/com/android/phone/CallNotifier.java
index 6c18623..4c38d98 100644
--- a/src/com/android/phone/CallNotifier.java
+++ b/src/com/android/phone/CallNotifier.java
@@ -25,6 +25,7 @@
 import android.media.ToneGenerator;
 import android.os.AsyncResult;
 import android.os.Handler;
+import android.os.HandlerExecutor;
 import android.os.Message;
 import android.os.SystemProperties;
 import android.telecom.TelecomManager;
@@ -583,9 +584,8 @@
                 mApplication.notificationMgr.updateMwi(subId, false);
                 mApplication.notificationMgr.updateCfi(subId, false);
 
-                // Listening to LISTEN_NONE removes the listener.
-                mTelephonyManager.listen(
-                        mPhoneStateListeners.get(subId), PhoneStateListener.LISTEN_NONE);
+                // Unregister the listener.
+                mTelephonyManager.unregisterPhoneStateListener(mPhoneStateListeners.get(subId));
                 mPhoneStateListeners.remove(subId);
             } else {
                 Log.d(LOG_TAG, "updatePhoneStateListeners: update CF notifications.");
@@ -618,9 +618,8 @@
             int subId = subInfos.get(i).getSubscriptionId();
             if (!mPhoneStateListeners.containsKey(subId)) {
                 CallNotifierPhoneStateListener listener = new CallNotifierPhoneStateListener(subId);
-                mTelephonyManager.createForSubscriptionId(subId).listen(listener,
-                        PhoneStateListener.LISTEN_MESSAGE_WAITING_INDICATOR
-                        | PhoneStateListener.LISTEN_CALL_FORWARDING_INDICATOR);
+                mTelephonyManager.createForSubscriptionId(subId).registerPhoneStateListener(
+                        new HandlerExecutor(this), listener);
                 mPhoneStateListeners.put(subId, listener);
             }
         }
@@ -768,7 +767,10 @@
                 }
             };
 
-    private class CallNotifierPhoneStateListener extends PhoneStateListener {
+    private class CallNotifierPhoneStateListener extends PhoneStateListener implements
+            PhoneStateListener.MessageWaitingIndicatorChangedListener,
+            PhoneStateListener.CallForwardingIndicatorChangedListener {
+
         private final int mSubId;
 
         CallNotifierPhoneStateListener(int subId) {
@@ -790,7 +792,7 @@
             mCFIStatus.put(this.mSubId, visible);
             updatePhoneStateListeners(false, UPDATE_TYPE_CFI, this.mSubId);
         }
-    };
+    }
 
     private void log(String msg) {
         Log.d(LOG_TAG, msg);
diff --git a/src/com/android/phone/settings/AccessibilitySettingsFragment.java b/src/com/android/phone/settings/AccessibilitySettingsFragment.java
index ad3f133..523c710 100644
--- a/src/com/android/phone/settings/AccessibilitySettingsFragment.java
+++ b/src/com/android/phone/settings/AccessibilitySettingsFragment.java
@@ -19,6 +19,9 @@
 import android.content.Context;
 import android.media.AudioManager;
 import android.os.Bundle;
+import android.os.Handler;
+import android.os.HandlerExecutor;
+import android.os.Looper;
 import android.os.PersistableBundle;
 import android.preference.Preference;
 import android.preference.PreferenceFragment;
@@ -56,13 +59,10 @@
 
     private static final int WFC_QUERY_TIMEOUT_MILLIS = 20;
 
-    private final PhoneStateListener mPhoneStateListener = new PhoneStateListener() {
-        /**
-         * Disable the TTY setting when in/out of a call (and if carrier doesn't
-         * support VoLTE with TTY).
-         * @see android.telephony.PhoneStateListener#onCallStateChanged(int,
-         * java.lang.String)
-         */
+    private final PhoneStateListener mPhoneStateListener = new AccessibilityPhoneStateListener();
+
+    private final class AccessibilityPhoneStateListener extends PhoneStateListener implements
+            PhoneStateListener.CallStateChangedListener {
         @Override
         public void onCallStateChanged(int state, String incomingNumber) {
             if (DBG) Log.d(LOG_TAG, "PhoneStateListener.onCallStateChanged: state=" + state);
@@ -78,7 +78,7 @@
                         || (telephonyManager.getCallState() == TelephonyManager.CALL_STATE_IDLE));
             }
         }
-    };
+    }
 
     private Context mContext;
     private AudioManager mAudioManager;
@@ -148,7 +148,8 @@
         super.onResume();
         TelephonyManager tm =
                 (TelephonyManager) mContext.getSystemService(Context.TELEPHONY_SERVICE);
-        tm.listen(mPhoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);
+        tm.registerPhoneStateListener(new HandlerExecutor(new Handler(Looper.getMainLooper())),
+                mPhoneStateListener);
     }
 
     @Override
@@ -156,7 +157,7 @@
         super.onPause();
         TelephonyManager tm =
                 (TelephonyManager) mContext.getSystemService(Context.TELEPHONY_SERVICE);
-        tm.listen(mPhoneStateListener, PhoneStateListener.LISTEN_NONE);
+        tm.unregisterPhoneStateListener(mPhoneStateListener);
     }
 
     @Override
diff --git a/src/com/android/phone/settings/RadioInfo.java b/src/com/android/phone/settings/RadioInfo.java
index b7a413c..1fd6739 100644
--- a/src/com/android/phone/settings/RadioInfo.java
+++ b/src/com/android/phone/settings/RadioInfo.java
@@ -36,6 +36,7 @@
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
+import android.os.HandlerExecutor;
 import android.os.Message;
 import android.os.PersistableBundle;
 import android.os.SystemProperties;
@@ -296,9 +297,19 @@
 
     // not final because we need to recreate this object to register on a new subId (b/117555407)
     private PhoneStateListener mPhoneStateListener = new RadioInfoPhoneStateListener();
-    private class RadioInfoPhoneStateListener extends PhoneStateListener {
+    private class RadioInfoPhoneStateListener extends PhoneStateListener implements
+            PhoneStateListener.DataConnectionStateChangedListener,
+            PhoneStateListener.DataActivityListener,
+            PhoneStateListener.CallStateChangedListener,
+            PhoneStateListener.MessageWaitingIndicatorChangedListener,
+            PhoneStateListener.CallForwardingIndicatorChangedListener,
+            PhoneStateListener.CellInfoChangedListener,
+            PhoneStateListener.CellLocationChangedListener,
+            PhoneStateListener.SignalStrengthsChangedListener,
+            PhoneStateListener.ServiceStateChangedListener {
+
         @Override
-        public void onDataConnectionStateChanged(int state) {
+        public void onDataConnectionStateChanged(int state, int networkType) {
             updateDataState();
             updateNetworkType();
         }
@@ -315,11 +326,6 @@
         }
 
         @Override
-        public void onPreciseCallStateChanged(PreciseCallState preciseState) {
-            updateNetworkType();
-        }
-
-        @Override
         public void onMessageWaitingIndicatorChanged(boolean mwi) {
             mMwiValue = mwi;
             updateMessageWaiting();
@@ -673,7 +679,7 @@
 
         log("onPause: unregister phone & data intents");
 
-        mTelephonyManager.listen(mPhoneStateListener, PhoneStateListener.LISTEN_NONE);
+        mTelephonyManager.unregisterPhoneStateListener(mPhoneStateListener);
         mTelephonyManager.setCellInfoListRate(sCellInfoListRateDisabled);
         mConnectivityManager.unregisterNetworkCallback(mNetworkCallback);
 
@@ -774,7 +780,7 @@
     }
 
     private void unregisterPhoneStateListener() {
-        mTelephonyManager.listen(mPhoneStateListener, PhoneStateListener.LISTEN_NONE);
+        mTelephonyManager.unregisterPhoneStateListener(mPhoneStateListener);
         mPhone.unregisterForPhysicalChannelConfig(mHandler);
 
         // clear all fields so they are blank until the next listener event occurs
@@ -799,18 +805,8 @@
     // register mPhoneStateListener for relevant fields using the current TelephonyManager
     private void registerPhoneStateListener() {
         mPhoneStateListener = new RadioInfoPhoneStateListener();
-        mTelephonyManager.listen(mPhoneStateListener,
-                  PhoneStateListener.LISTEN_CALL_STATE
-        //b/27803938 - RadioInfo currently cannot read PRECISE_CALL_STATE
-        //      | PhoneStateListener.LISTEN_PRECISE_CALL_STATE
-                | PhoneStateListener.LISTEN_DATA_CONNECTION_STATE
-                | PhoneStateListener.LISTEN_DATA_ACTIVITY
-                | PhoneStateListener.LISTEN_CELL_LOCATION
-                | PhoneStateListener.LISTEN_MESSAGE_WAITING_INDICATOR
-                | PhoneStateListener.LISTEN_CALL_FORWARDING_INDICATOR
-                | PhoneStateListener.LISTEN_CELL_INFO
-                | PhoneStateListener.LISTEN_SERVICE_STATE
-                | PhoneStateListener.LISTEN_SIGNAL_STRENGTHS);
+        mTelephonyManager.registerPhoneStateListener(new HandlerExecutor(mHandler),
+                mPhoneStateListener);
     }
 
     private void updateDnsCheckState() {
diff --git a/src/com/android/phone/vvm/VvmSimStateTracker.java b/src/com/android/phone/vvm/VvmSimStateTracker.java
index c648d9c..d26ef6c 100644
--- a/src/com/android/phone/vvm/VvmSimStateTracker.java
+++ b/src/com/android/phone/vvm/VvmSimStateTracker.java
@@ -20,6 +20,9 @@
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
+import android.os.Handler;
+import android.os.HandlerExecutor;
+import android.os.Looper;
 import android.os.SystemProperties;
 import android.telecom.PhoneAccountHandle;
 import android.telecom.TelecomManager;
@@ -68,7 +71,8 @@
      * Waits for the account to become {@link ServiceState#STATE_IN_SERVICE} and notify the
      * connected event. Will unregister itself once the event has been triggered.
      */
-    private class ServiceStateListener extends PhoneStateListener {
+    private class ServiceStateListener extends PhoneStateListener
+            implements PhoneStateListener.ServiceStateChangedListener  {
 
         private final PhoneAccountHandle mPhoneAccountHandle;
         private final Context mContext;
@@ -84,7 +88,8 @@
                 VvmLog.e(TAG, "Cannot create TelephonyManager from " + mPhoneAccountHandle);
                 return;
             }
-            telephonyManager.listen(this, PhoneStateListener.LISTEN_SERVICE_STATE);
+            telephonyManager.registerPhoneStateListener(
+                    new HandlerExecutor(new Handler(Looper.getMainLooper())), this);
         }
 
         public void unlisten() {
@@ -92,7 +97,7 @@
             // PhoneStateListener, and mPhoneAccountHandle might be invalid at this point
             // (e.g. SIM removal)
             mContext.getSystemService(TelephonyManager.class)
-                    .listen(this, PhoneStateListener.LISTEN_NONE);
+                    .unregisterPhoneStateListener(this);
             sListeners.put(mPhoneAccountHandle, null);
         }
 
diff --git a/src/com/android/services/telephony/TelecomAccountRegistry.java b/src/com/android/services/telephony/TelecomAccountRegistry.java
index 7fd9d39..4846d44 100644
--- a/src/com/android/services/telephony/TelecomAccountRegistry.java
+++ b/src/com/android/services/telephony/TelecomAccountRegistry.java
@@ -32,6 +32,7 @@
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.Handler;
+import android.os.HandlerExecutor;
 import android.os.HandlerThread;
 import android.os.Looper;
 import android.os.PersistableBundle;
@@ -113,6 +114,8 @@
     private static final String EXTRA_SUPPORTS_VIDEO_CALLING_FALLBACK =
             "android.telecom.extra.SUPPORTS_VIDEO_CALLING_FALLBACK";
 
+    private Handler mHandler;
+
     final class AccountEntry implements PstnPhoneCapabilitiesNotifier.Listener {
         private final Phone mPhone;
         private PhoneAccount mAccount;
@@ -1081,7 +1084,11 @@
         }
     };
 
-    private final PhoneStateListener mPhoneStateListener = new PhoneStateListener() {
+    private final PhoneStateListener mPhoneStateListener = new TelecomAccountPhoneStateListener();
+
+    private class TelecomAccountPhoneStateListener extends PhoneStateListener implements
+            PhoneStateListener.ActiveDataSubscriptionIdChangedListener,
+            PhoneStateListener.ServiceStateChangedListener {
         @Override
         public void onServiceStateChanged(ServiceState serviceState) {
             int newState = serviceState.getState();
@@ -1107,7 +1114,7 @@
                 }
             }
         }
-    };
+    }
 
     private static TelecomAccountRegistry sInstance;
     private final Context mContext;
@@ -1147,6 +1154,7 @@
         mTelephonyManager = TelephonyManager.from(context);
         mSubscriptionManager = SubscriptionManager.from(context);
         mHandlerThread.start();
+        mHandler = new Handler(Looper.getMainLooper());
         mRegisterSubscriptionListenerBackoff = new ExponentialBackoff(
                 REGISTER_START_DELAY_MS,
                 REGISTER_MAXIMUM_DELAY_MS,
@@ -1374,8 +1382,8 @@
 
         // We also need to listen for changes to the service state (e.g. emergency -> in service)
         // because this could signal a removal or addition of a SIM in a single SIM phone.
-        mTelephonyManager.listen(mPhoneStateListener, PhoneStateListener.LISTEN_SERVICE_STATE
-                | PhoneStateListener.LISTEN_ACTIVE_DATA_SUBSCRIPTION_ID_CHANGE);
+        mTelephonyManager.registerPhoneStateListener(new HandlerExecutor(mHandler),
+                mPhoneStateListener);
 
         // Listen for user switches.  When the user switches, we need to ensure that if the current
         // use is not the primary user we disable video calling.
@@ -1395,8 +1403,7 @@
 
     private void registerContentObservers() {
         // Listen to the RTT system setting so that we update it when the user flips it.
-        ContentObserver rttUiSettingObserver = new ContentObserver(
-                new Handler(Looper.getMainLooper())) {
+        ContentObserver rttUiSettingObserver = new ContentObserver(mHandler) {
             @Override
             public void onChange(boolean selfChange) {
                 synchronized (mAccountsLock) {
@@ -1412,8 +1419,7 @@
                 rttSettingUri, false, rttUiSettingObserver);
 
         // Listen to the changes to the user's Contacts Discovery Setting.
-        ContentObserver contactDiscoveryObserver = new ContentObserver(
-                new Handler(Looper.getMainLooper())) {
+        ContentObserver contactDiscoveryObserver = new ContentObserver(mHandler) {
             @Override
             public void onChange(boolean selfChange) {
                 synchronized (mAccountsLock) {