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Commit e9676622 authored by Chen Chen's avatar Chen Chen Committed by Android (Google) Code Review
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Merge "HeadsetPhoneState: Synchronize startListenForPhoneState to prevent race... 

Merge "HeadsetPhoneState: Synchronize startListenForPhoneState to prevent race condition" into tm-dev
parents e11eb426 84eafd76

android/app/src/com/android/bluetooth/hfp/HeadsetPhoneState.java

+33 −28
Original line number Diff line number Diff line
@@ -73,6 +73,7 @@ public class HeadsetPhoneState { 
    private PhoneStateListener mPhoneStateListener;

    private final OnSubscriptionsChangedListener mOnSubscriptionsChangedListener;

    private SignalStrengthUpdateRequest mSignalStrengthUpdateRequest;

    private final Object mPhoneStateListenerLock = new Object();



    HeadsetPhoneState(HeadsetService headsetService) {

        Objects.requireNonNull(headsetService, "headsetService is null");
@@ -145,6 +146,7 @@ public class HeadsetPhoneState { 
    }



    private void startListenForPhoneState() {

        synchronized (mPhoneStateListenerLock) {

            if (mPhoneStateListener != null) {

                Log.w(TAG, "startListenForPhoneState, already listening");

                return;
@@ -167,8 +169,10 @@ public class HeadsetPhoneState { 
                mTelephonyManager.setSignalStrengthUpdateRequest(mSignalStrengthUpdateRequest);

            }

        }

    }



    private void stopListenForPhoneState() {

        synchronized (mPhoneStateListenerLock) {

            if (mPhoneStateListener == null) {

                Log.i(TAG, "stopListenForPhoneState(), no listener indicates nothing is listening");

                return;
@@ -179,6 +183,7 @@ public class HeadsetPhoneState { 
            mPhoneStateListener = null;

            mTelephonyManager.clearSignalStrengthUpdateRequest(mSignalStrengthUpdateRequest);

        }

    }



    int getCindService() {

        return mCindService;