Merge "Fixes NPE from resolveRotation()" into tm-dev

services/core/java/com/android/server/wm/WindowOrientationListener.java

@@ -1167,6 +1167,10 @@ public abstract class WindowOrientationListener {
                 if (mRotationResolverService == null) {
                     mRotationResolverService = LocalServices.getService(
                             RotationResolverInternal.class);
+                    if (mRotationResolverService == null) {
+                        finalizeRotation(reportedRotation);
+                        return;
+                    }
                 }
 
                 String packageName = null;

services/tests/servicestests/src/com/android/server/wm/WindowOrientationListenerTest.java

@@ -114,7 +114,7 @@ public class WindowOrientationListenerTest {
     }
 
     @Test
-    public void testSensorChanged_normalCase2() {
+    public void testOnSensorChanged_normalCase2() {
         mWindowOrientationListener.mOrientationJudge.onSensorChanged(mFakeSensorEvent);
 
         mFakeRotationResolverInternal.callbackWithFailureResult(
@@ -123,6 +123,15 @@ public class WindowOrientationListenerTest {
         assertThat(mFinalizedRotation).isEqualTo(DEFAULT_SENSOR_ROTATION);
     }
 
+    @Test
+    public void testOnSensorChanged_rotationResolverServiceIsNull_useSensorResult() {
+        mWindowOrientationListener.mRotationResolverService = null;
+
+        mWindowOrientationListener.mOrientationJudge.onSensorChanged(mFakeSensorEvent);
+
+        assertThat(mFinalizedRotation).isEqualTo(DEFAULT_SENSOR_ROTATION);
+    }
+
     static final class TestableRotationResolver extends RotationResolverInternal {
         @Surface.Rotation
         RotationResolverCallbackInternal mCallback;