From fa48c176a1c6e30c6d63d7f6259378d0adc1b86c Mon Sep 17 00:00:00 2001
From: "leon.li" <leon.li@dianping.com>
Date: Thu, 1 Sep 2016 19:04:04 +0800
Subject: [PATCH] fix a bug

---
 .../dianping/phoenix/lb/service/DefaultNginxServiceImpl.java | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/camel-admin/src/main/java/com/dianping/phoenix/lb/service/DefaultNginxServiceImpl.java b/camel-admin/src/main/java/com/dianping/phoenix/lb/service/DefaultNginxServiceImpl.java
index 01aa776..02222af 100644
--- a/camel-admin/src/main/java/com/dianping/phoenix/lb/service/DefaultNginxServiceImpl.java
+++ b/camel-admin/src/main/java/com/dianping/phoenix/lb/service/DefaultNginxServiceImpl.java
@@ -140,6 +140,11 @@ public class DefaultNginxServiceImpl implements NginxService {
 
 			if (resultPair.getKey()) {
 				String namesStr = resultPair.getValue().getMessage();
+
+				if (StringUtils.isEmpty(namesStr) || "".equals(namesStr.trim())) {
+					return new HashSet<String>();
+				}
+				
 				Set<String> vsNames = new HashSet<String>(Arrays.asList(namesStr.split("\t")));
 
 				logger.info("[success][Agent][listVS]");