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Commit c112078a authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
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Merge "Don't throw exceptions in NotifCollection when initializing" into rvc-dev am: 8cf7a51d 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11847539

Change-Id: Ia2a780fab71a535078ca92b4d80aedc8738810c0
parents 6e9f2d2a 8cf7a51d

packages/SystemUI/src/com/android/systemui/statusbar/NotificationListener.java

+8 −0
Original line number Diff line number Diff line
@@ -104,6 +104,9 @@ public class NotificationListener extends NotificationListenerWithPlugins { 
                    listener.onNotificationPosted(sbn, completeMap);

                }

            }

            for (NotificationHandler listener : mNotificationHandlers) {

                listener.onNotificationsInitialized();

            }

        });

        onSilentStatusBarIconsVisibilityChanged(

                mNotificationManager.shouldHideSilentStatusBarIcons());
@@ -224,5 +227,10 @@ public class NotificationListener extends NotificationListenerWithPlugins { 
        void onNotificationRemoved(StatusBarNotification sbn, RankingMap rankingMap);

        void onNotificationRemoved(StatusBarNotification sbn, RankingMap rankingMap, int reason);

        void onNotificationRankingUpdate(RankingMap rankingMap);



        /**

         * Called after the listener has connected to NoMan and posted any current notifications.

         */

        void onNotificationsInitialized();

    }

}

packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationEntryManager.java

+4 −0
Original line number Diff line number Diff line
@@ -385,6 +385,10 @@ public class NotificationEntryManager implements 
        public void onNotificationRankingUpdate(RankingMap rankingMap) {

            updateNotificationRanking(rankingMap);

        }



        @Override

        public void onNotificationsInitialized() {

        }

    };



    /**

packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/NotifCollection.java

+41 −6
Original line number Diff line number Diff line
@@ -47,7 +47,6 @@ import android.annotation.Nullable; 
import android.annotation.UserIdInt;

import android.app.Notification;

import android.os.RemoteException;

import android.os.SystemClock;

import android.os.UserHandle;

import android.service.notification.NotificationListenerService;

import android.service.notification.NotificationListenerService.Ranking;
@@ -82,6 +81,7 @@ import com.android.systemui.statusbar.notification.collection.notifcollection.No 
import com.android.systemui.statusbar.notification.collection.notifcollection.RankingAppliedEvent;

import com.android.systemui.statusbar.notification.collection.notifcollection.RankingUpdatedEvent;

import com.android.systemui.util.Assert;

import com.android.systemui.util.time.SystemClock;



import java.io.FileDescriptor;

import java.io.PrintWriter;
@@ -95,6 +95,7 @@ import java.util.List; 
import java.util.Map;

import java.util.Objects;

import java.util.Queue;

import java.util.concurrent.TimeUnit;



import javax.inject.Inject;

import javax.inject.Singleton;
@@ -125,6 +126,7 @@ import javax.inject.Singleton; 
@Singleton

public class NotifCollection implements Dumpable {

    private final IStatusBarService mStatusBarService;

    private final SystemClock mClock;

    private final FeatureFlags mFeatureFlags;

    private final NotifCollectionLogger mLogger;

    private final LogBufferEulogizer mEulogizer;
@@ -142,20 +144,24 @@ public class NotifCollection implements Dumpable { 


    private boolean mAttached = false;

    private boolean mAmDispatchingToOtherCode;

    private long mInitializedTimestamp = 0;



    @Inject

    public NotifCollection(

            IStatusBarService statusBarService,

            DumpManager dumpManager,

            SystemClock clock,

            FeatureFlags featureFlags,

            NotifCollectionLogger logger,

            LogBufferEulogizer logBufferEulogizer) {

            LogBufferEulogizer logBufferEulogizer,

            DumpManager dumpManager) {

        Assert.isMainThread();

        mStatusBarService = statusBarService;

        mClock = clock;

        mFeatureFlags = featureFlags;

        mLogger = logger;

        mEulogizer = logBufferEulogizer;



        dumpManager.registerDumpable(TAG, this);

        mFeatureFlags = featureFlags;

    }



    /** Initializes the NotifCollection and registers it to receive notification events. */
@@ -376,9 +382,10 @@ public class NotifCollection implements Dumpable { 


        final NotificationEntry entry = mNotificationSet.get(sbn.getKey());

        if (entry == null) {

            throw mEulogizer.record(

            crashIfNotInitializing(

                    new IllegalStateException("No notification to remove with key "

                            + sbn.getKey()));

            return;

        }



        entry.mCancellationReason = reason;
@@ -394,6 +401,10 @@ public class NotifCollection implements Dumpable { 
        dispatchEventsAndRebuildList();

    }



    private void onNotificationsInitialized() {

        mInitializedTimestamp = mClock.uptimeMillis();

    }



    private void postNotification(

            StatusBarNotification sbn,

            Ranking ranking) {
@@ -401,7 +412,7 @@ public class NotifCollection implements Dumpable { 


        if (entry == null) {

            // A new notification!

            entry = new NotificationEntry(sbn, ranking, SystemClock.uptimeMillis());

            entry = new NotificationEntry(sbn, ranking, mClock.uptimeMillis());

            mEventQueue.add(new InitEntryEvent(entry));

            mEventQueue.add(new BindEntryEvent(entry, sbn));

            mNotificationSet.put(sbn.getKey(), entry);
@@ -628,6 +639,23 @@ public class NotifCollection implements Dumpable { 
        }

    }



    // While the NotificationListener is connecting to NotificationManager, there is a short period

    // during which it's possible for us to receive events about notifications we don't yet know

    // about (or that otherwise don't make sense). Until that race condition is fixed, we create a

    // "forgiveness window" of five seconds during which we won't crash if we receive nonsensical

    // messages from system server.

    private void crashIfNotInitializing(RuntimeException exception) {

        final boolean isRecentlyInitialized = mInitializedTimestamp == 0

                || mClock.uptimeMillis() - mInitializedTimestamp

                        < INITIALIZATION_FORGIVENESS_WINDOW;



        if (isRecentlyInitialized) {

            mLogger.logIgnoredError(exception.getMessage());

        } else {

            throw mEulogizer.record(exception);

        }

    }



    private static Ranking requireRanking(RankingMap rankingMap, String key) {

        // TODO: Modify RankingMap so that we don't have to make a copy here

        Ranking ranking = new Ranking();
@@ -742,6 +770,11 @@ public class NotifCollection implements Dumpable { 
        public void onNotificationRankingUpdate(RankingMap rankingMap) {

            NotifCollection.this.onNotificationRankingUpdate(rankingMap);

        }



        @Override

        public void onNotificationsInitialized() {

            NotifCollection.this.onNotificationsInitialized();

        }

    };



    private static final String TAG = "NotifCollection";
@@ -773,4 +806,6 @@ public class NotifCollection implements Dumpable { 


    static final int REASON_NOT_CANCELED = -1;

    public static final int REASON_UNKNOWN = 0;



    private static final long INITIALIZATION_FORGIVENESS_WINDOW = TimeUnit.SECONDS.toMillis(5);

}

packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coalescer/GroupCoalescer.java

+5 −0
Original line number Diff line number Diff line
@@ -153,6 +153,11 @@ public class GroupCoalescer implements Dumpable { 
            applyRanking(rankingMap);

            mHandler.onNotificationRankingUpdate(rankingMap);

        }



        @Override

        public void onNotificationsInitialized() {

            mHandler.onNotificationsInitialized();

        }

    };



    private void maybeEmitBatch(StatusBarNotification sbn) {

packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/notifcollection/NotifCollectionLogger.kt

+9 −0
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ import android.os.RemoteException 
import android.service.notification.NotificationListenerService.RankingMap

import com.android.systemui.log.LogBuffer

import com.android.systemui.log.LogLevel.DEBUG

import com.android.systemui.log.LogLevel.ERROR

import com.android.systemui.log.LogLevel.INFO

import com.android.systemui.log.LogLevel.WARNING

import com.android.systemui.log.LogLevel.WTF
@@ -167,6 +168,14 @@ class NotifCollectionLogger @Inject constructor( 
            "LIFETIME EXTENSION ENDED for $str1 by '$str2'; $int1 remaining extensions"

        })

    }



    fun logIgnoredError(message: String?) {

        buffer.log(TAG, ERROR, {

            str1 = message

        }, {

            "ERROR suppressed due to initialization forgiveness: $str1"

        })

    }

}



private const val TAG = "NotifCollection"