From 543ecc071a9b82df55f44c063ae612092216f523 Mon Sep 17 00:00:00 2001
From: Redkale <8730487+redkale@users.noreply.github.com>
Date: Fri, 30 Aug 2019 10:50:24 +0800
Subject: [PATCH]

---
 src/org/redkale/net/http/WebSocketNode.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/org/redkale/net/http/WebSocketNode.java b/src/org/redkale/net/http/WebSocketNode.java
index 8a79105ba..3ea6b8bd1 100644
--- a/src/org/redkale/net/http/WebSocketNode.java
+++ b/src/org/redkale/net/http/WebSocketNode.java
@@ -265,6 +265,7 @@ public abstract class WebSocketNode {
             if (addrs == null) addrs = new ArrayList<>();
             addrs.add(userAddress.sncpAddress());
         }
+        if (addrs == null || addrs.isEmpty()) return CompletableFuture.completedFuture(false);
         CompletableFuture<Boolean> future = null;
         for (InetSocketAddress addr : addrs) {
             if (addr == null || addr.equals(localSncpAddress)) continue;
@@ -319,6 +320,7 @@ public abstract class WebSocketNode {
                 if (addrs == null) addrs = new ArrayList<>();
                 addrs.add(userAddress.sncpAddress());
             }
+            if (addrs == null || addrs.isEmpty()) return CompletableFuture.completedFuture(0);
             addrsFuture = CompletableFuture.completedFuture(addrs);
         }
         CompletableFuture<Integer> remoteFuture = addrsFuture.thenCompose((Collection<InetSocketAddress> addrs) -> {