From ef86372635d56fba8765831f66303fc00b492b13 Mon Sep 17 00:00:00 2001
From: Alan Evans <alan@signal.org>
Date: Wed, 13 May 2020 14:14:12 -0300
Subject: [PATCH] Ensure that the unknown UUID does not create an entry.

---
 .../java/org/thoughtcrime/securesms/recipients/Recipient.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/src/main/java/org/thoughtcrime/securesms/recipients/Recipient.java b/app/src/main/java/org/thoughtcrime/securesms/recipients/Recipient.java
index 7ad8b1026a..08c3ab1354 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/recipients/Recipient.java
+++ b/app/src/main/java/org/thoughtcrime/securesms/recipients/Recipient.java
@@ -151,6 +151,10 @@ public class Recipient {
    */
   @WorkerThread
   public static @NonNull Recipient externalPush(@NonNull Context context, @Nullable UUID uuid, @Nullable String e164) {
+    if (UuidUtil.UNKNOWN_UUID.equals(uuid)) {
+      throw new AssertionError();
+    }
+
     RecipientDatabase     db       = DatabaseFactory.getRecipientDatabase(context);
     Optional<RecipientId> uuidUser = uuid != null ? db.getByUuid(uuid) : Optional.absent();
     Optional<RecipientId> e164User = e164 != null ? db.getByE164(e164) : Optional.absent();