From ce48f67b04a10cb9e19535e276c6ce98c19f4274 Mon Sep 17 00:00:00 2001
From: heavyrain2012 <heavyrain.lee@gmail.com>
Date: Sat, 16 Oct 2021 18:03:13 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8F=91=E9=80=81=E5=A5=BD=E5=8F=8B=E8=AF=B7?=
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---
 .../java/io/moquette/persistence/MemoryMessagesStore.java     | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java b/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
index f8f82ad6..d27086a5 100755
--- a/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
+++ b/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
@@ -2819,6 +2819,10 @@ public class MemoryMessagesStore implements IMessagesStore {
             return ErrorCode.ERROR_CODE_IN_BLACK_LIST;
         }
 
+        if (friendData1 != null && friendData1.getState() == 0) {
+            return ErrorCode.ERROR_CODE_ALREADY_FRIENDS;
+        }
+
         WFCMessage.FriendRequest newRequest = WFCMessage.FriendRequest
             .newBuilder()
             .setFromUid(userId)