FairEmail/patches/RoomTrackingLiveData.patch

--- ./support/room/runtime/src/main/java/androidx/room/RoomTrackingLiveData.java	2020-03-23 17:03:46.216122318 +0100
+++ ./email/app/src/main/java/androidx/room/RoomTrackingLiveData.java	2020-05-25 14:21:49.137386867 +0200
@@ -86,11 +86,22 @@ class RoomTrackingLiveData<T> extends Li
                         T value = null;
                         while (mInvalid.compareAndSet(true, false)) {
                             computed = true;
-                            try {
-                                value = mComputeFunction.call();
-                            } catch (Exception e) {
-                                throw new RuntimeException("Exception while computing database"
-                                        + " live data.", e);
+                            int retry = 0;
+                            boolean done = false;
+                            while (!done) {
+                                try {
+                                    value = mComputeFunction.call();
+                                    done = true;
+                                } catch (Exception e) {
+                                    if (++retry > 10)
+                                        throw new RuntimeException(
+                                                "Exception while computing database live data.", e);
+                                    eu.faircode.email.Log.w(e);
+                                    try {
+                                        Thread.sleep(3000L);
+                                    } catch (InterruptedException ignored) {
+                                    }
+                                }
                             }
                         }
                         if (computed) {
@@ -125,6 +136,7 @@ class RoomTrackingLiveData<T> extends Li
             }
         }
     };
+
     @SuppressLint("RestrictedApi")
     RoomTrackingLiveData(
             RoomDatabase database,