From 69d879f72642c80f89763303ac256b1e70ccf26b Mon Sep 17 00:00:00 2001
From: Nikita Koksharov <nkoksharov@redisson.pro>
Date: Tue, 4 Dec 2018 20:18:07 +0300
Subject: [PATCH] Fixed - Config node address should be filled out.

---
 .../java/org/redisson/cluster/ClusterConnectionManager.java   | 4 ++++
 .../org/redisson/connection/SentinelConnectionManager.java    | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/redisson/src/main/java/org/redisson/cluster/ClusterConnectionManager.java b/redisson/src/main/java/org/redisson/cluster/ClusterConnectionManager.java
index fb5dc9f40..13ba7b83b 100644
--- a/redisson/src/main/java/org/redisson/cluster/ClusterConnectionManager.java
+++ b/redisson/src/main/java/org/redisson/cluster/ClusterConnectionManager.java
@@ -92,6 +92,10 @@ public class ClusterConnectionManager extends MasterSlaveConnectionManager {
     public ClusterConnectionManager(ClusterServersConfig cfg, Config config, UUID id) {
         super(config, id);
 
+        if (cfg.getNodeAddresses().isEmpty()) {
+            throw new IllegalArgumentException("At least one cluster node should be defined!");
+        }
+        
         this.config = create(cfg);
         initTimer(this.config);
         
diff --git a/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java b/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java
index 67a668094..0a4a72f7c 100755
--- a/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java
+++ b/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java
@@ -78,6 +78,9 @@ public class SentinelConnectionManager extends MasterSlaveConnectionManager {
         if (cfg.getMasterName() == null) {
             throw new IllegalArgumentException("masterName parameter is not defined!");
         }
+        if (cfg.getSentinelAddresses().isEmpty()) {
+            throw new IllegalArgumentException("At least one sentinel node should be defined!");
+        }
 
         this.config = create(cfg);
         initTimer(this.config);