Merge "Catch exception when muxing fails to start" into udc-dev

packages/SystemUI/res/values/strings.xml

@@ -295,9 +295,8 @@
     <string name="screenrecord_save_title">Screen recording saved</string>
     <!-- Subtext for a notification shown after saving a screen recording to prompt the user to view it [CHAR_LIMIT=100] -->
     <string name="screenrecord_save_text">Tap to view</string>
-    <!-- A toast message shown when there is an error deleting a screen recording [CHAR LIMIT=NONE] -->
+    <!-- A toast message shown when there is an error saving a screen recording [CHAR LIMIT=NONE] -->
-    <string name="screenrecord_delete_error">Error deleting screen recording</string>
+    <string name="screenrecord_save_error">Error saving screen recording</string>
-    <!-- A toast message shown when the screen recording cannot be started due to insufficient permissions [CHAR LIMIT=NONE] -->
     <!-- A toast message shown when the screen recording cannot be started due to a generic error [CHAR LIMIT=NONE] -->
     <string name="screenrecord_start_error">Error starting screen recording</string>
 

packages/SystemUI/src/com/android/systemui/screenrecord/RecordingService.java

@@ -453,9 +453,9 @@ public class RecordingService extends Service implements ScreenMediaRecorderList
                 postGroupNotification(currentUser);
                 mNotificationManager.notifyAsUser(null, mNotificationId,  notification,
                         currentUser);
-            } catch (IOException e) {
+            } catch (IOException | IllegalStateException e) {
                 Log.e(TAG, "Error saving screen recording: " + e.getMessage());
-                showErrorToast(R.string.screenrecord_delete_error);
+                showErrorToast(R.string.screenrecord_save_error);
                 mNotificationManager.cancelAsUser(null, mNotificationId, currentUser);
             }
         });

packages/SystemUI/src/com/android/systemui/screenrecord/ScreenMediaRecorder.java

@@ -52,8 +52,9 @@ import android.view.Surface;
 import android.view.WindowManager;
 
 import com.android.systemui.media.MediaProjectionCaptureTarget;
-import java.io.File;
+
 import java.io.Closeable;
+import java.io.File;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.nio.file.Files;
@@ -321,7 +322,7 @@ public class ScreenMediaRecorder extends MediaProjection.Callback {
     /**
      * Store recorded video
      */
-    protected SavedRecording save() throws IOException {
+    protected SavedRecording save() throws IOException, IllegalStateException {
         String fileName = new SimpleDateFormat("'screen-'yyyyMMdd-HHmmss'.mp4'")
                 .format(new Date());
 

packages/SystemUI/src/com/android/systemui/screenrecord/ScreenRecordingMuxer.java

@@ -52,9 +52,8 @@ public class ScreenRecordingMuxer {
     /**
      * RUN IN THE BACKGROUND THREAD!
      */
-    public void mux() throws IOException {
+    public void mux() throws IOException, IllegalStateException {
-        MediaMuxer muxer = null;
+        MediaMuxer muxer = new MediaMuxer(mOutFile, mFormat);
-        muxer = new MediaMuxer(mOutFile, mFormat);
         // Add extractors
         for (String file: mFiles) {
             MediaExtractor extractor = new MediaExtractor();
@@ -74,7 +73,10 @@ public class ScreenRecordingMuxer {
             }
         }
 
+        // This may throw IllegalStateException if no tracks were added above
+        // Let the error propagate up so we can notify the user.
         muxer.start();
+
         for (Pair<MediaExtractor, Integer> pair: mExtractorIndexToMuxerIndex.keySet()) {
             MediaExtractor extractor = pair.first;
             extractor.selectTrack(pair.second);

packages/SystemUI/tests/src/com/android/systemui/screenrecord/RecordingServiceTest.java

@@ -46,6 +46,8 @@ import com.android.systemui.statusbar.phone.KeyguardDismissUtil;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Captor;
 import org.mockito.Mock;
 import org.mockito.Mockito;
 import org.mockito.MockitoAnnotations;
@@ -73,6 +75,8 @@ public class RecordingServiceTest extends SysuiTestCase {
     private Handler mHandler;
     @Mock
     private UserContextProvider mUserContextTracker;
+    @Captor
+    private ArgumentCaptor<Runnable> mRunnableCaptor;
     private KeyguardDismissUtil mKeyguardDismissUtil = new KeyguardDismissUtil() {
         public void executeWhenUnlocked(ActivityStarter.OnDismissAction action,
                 boolean requiresShadeOpen) {
@@ -209,4 +213,19 @@ public class RecordingServiceTest extends SysuiTestCase {
 
         verify(mScreenMediaRecorder).release();
     }
+
+    @Test
+    public void testOnErrorSaving() throws IOException {
+        // When the screen recording does not save properly
+        doThrow(new IllegalStateException("fail")).when(mScreenMediaRecorder).save();
+
+        Intent startIntent = RecordingService.getStopIntent(mContext);
+        mRecordingService.onStartCommand(startIntent, 0, 0);
+        verify(mExecutor).execute(mRunnableCaptor.capture());
+        mRunnableCaptor.getValue().run();
+
+        // Then the state is set to not recording and we cancel the notification
+        verify(mController).updateState(false);
+        verify(mNotificationManager).cancelAsUser(any(), anyInt(), any());
+    }
 }