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Commit 3b1013b1 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
Browse files

Merge "Avoid sending messages of destroyed Engine" into udc-dev am: 359c0a20 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24103711



Change-Id: I5a28058a64e298651a8a1f657ccf09dff00ba890
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 37674c23 359c0a20

core/java/android/service/wallpaper/WallpaperService.java

+18 −1
Original line number Diff line number Diff line
@@ -868,6 +868,11 @@ public abstract class WallpaperService extends Service { 
         * This will trigger a {@link #onComputeColors()} call.

         */

        public void notifyColorsChanged() {

            if (mDestroyed) {

                Log.i(TAG, "Ignoring notifyColorsChanged(), Engine has already been destroyed.");

                return;

            }



            final long now = mClockFunction.get();

            if (now - mLastColorInvalidation < NOTIFY_COLORS_RATE_LIMIT_MS) {

                Log.w(TAG, "This call has been deferred. You should only call "
@@ -2226,7 +2231,11 @@ public abstract class WallpaperService extends Service { 
            }

        }



        void detach() {

        /**

         * @hide

         */

        @VisibleForTesting

        public void detach() {

            if (mDestroyed) {

                return;

            }
@@ -2442,6 +2451,14 @@ public abstract class WallpaperService extends Service { 
        }



        public void reportShown() {

            if (mEngine == null) {

                Log.i(TAG, "Can't report null engine as shown.");

                return;

            }

            if (mEngine.mDestroyed) {

                Log.i(TAG, "Engine was destroyed before we could draw.");

                return;

            }

            if (!mShownReported) {

                mShownReported = true;

                Trace.beginSection("WPMS.mConnection.engineShown");

tests/Internal/src/android/service/wallpaper/OWNERS

0 → 100644
+4 −0
Original line number Diff line number Diff line 
dupin@google.com

santie@google.com

pomini@google.com

poultney@google.com
 
 No newline at end of file

tests/Internal/src/android/service/wallpaper/WallpaperServiceTest.java

+13 −0
Original line number Diff line number Diff line
@@ -85,4 +85,17 @@ public class WallpaperServiceTest { 
        assertEquals("onAmbientModeChanged should have been called", 2, zoomChangedCount[0]);

    }



    @Test

    public void testNotifyColorsOfDestroyedEngine_doesntCrash() {

        WallpaperService service = new WallpaperService() {

            @Override

            public Engine onCreateEngine() {

                return new Engine();

            }

        };

        WallpaperService.Engine engine = service.onCreateEngine();

        engine.detach();



        engine.notifyColorsChanged();

    }

}