From b19fddfc2e55008f20735f74ea82033a612df2eb Mon Sep 17 00:00:00 2001
From: Jeff Harris <jefftharris@gmail.com>
Date: Mon, 8 Jul 2024 21:03:56 -0400
Subject: [PATCH] sync: Fix SyncDb user nullability

Add nullable for return type of useDb
---
 .../com/jefftharris/passwdsafe/sync/PasswdSafeProvider.java     | 2 ++
 .../main/java/com/jefftharris/passwdsafe/sync/lib/SyncDb.java   | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/sync/src/main/java/com/jefftharris/passwdsafe/sync/PasswdSafeProvider.java b/sync/src/main/java/com/jefftharris/passwdsafe/sync/PasswdSafeProvider.java
index d69c52eeb..06bf91593 100644
--- a/sync/src/main/java/com/jefftharris/passwdsafe/sync/PasswdSafeProvider.java
+++ b/sync/src/main/java/com/jefftharris/passwdsafe/sync/PasswdSafeProvider.java
@@ -25,6 +25,7 @@
 import android.os.ParcelFileDescriptor;
 import android.util.Log;
 import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import androidx.core.app.ActivityCompat;
 
 import com.jefftharris.passwdsafe.lib.ManagedRef;
@@ -815,6 +816,7 @@ protected AccountVerifier(PasswdSafeProvider provider)
             itsProvider = new ManagedRef<>(provider);
         }
 
+        @Nullable
         @Override
         protected Void doInBackground(Void... voids)
         {
diff --git a/sync/src/main/java/com/jefftharris/passwdsafe/sync/lib/SyncDb.java b/sync/src/main/java/com/jefftharris/passwdsafe/sync/lib/SyncDb.java
index c0b850fa1..ae24cdd81 100644
--- a/sync/src/main/java/com/jefftharris/passwdsafe/sync/lib/SyncDb.java
+++ b/sync/src/main/java/com/jefftharris/passwdsafe/sync/lib/SyncDb.java
@@ -107,7 +107,7 @@ public interface DbUser<T>
         /**
          * Use the database
          */
-        T useDb(SQLiteDatabase db) throws Exception;
+        @Nullable T useDb(SQLiteDatabase db) throws Exception;
     }
 
     /** Initialize the single SyncDb instance */