From ef5bc067c4a09f656fc4069447cb6d92c189be40 Mon Sep 17 00:00:00 2001
From: Woonduk Kang <wd.kang@navercorp.com>
Date: Wed, 6 Nov 2013 10:27:46 +0000
Subject: [PATCH] =?UTF-8?q?[=EA=B0=95=EC=9A=B4=EB=8D=95]=20[LUCYSUS-1744]?=
 =?UTF-8?q?=20null=EC=B2=B4=ED=81=AC=20=EB=A1=9C=EC=A7=81=20=EA=B0=95?=
 =?UTF-8?q?=ED=99=94.?=
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git-svn-id: http://svn.bds.nhncorp.com/pe/hippo-web/trunk@2818 84d0f5b1-2673-498c-a247-62c4ff18d310
---
 .../com/nhn/pinpoint/web/applicationmap/ServerInstance.java  | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/nhn/pinpoint/web/applicationmap/ServerInstance.java b/src/main/java/com/nhn/pinpoint/web/applicationmap/ServerInstance.java
index 9ec0b152d..e4135b4f1 100644
--- a/src/main/java/com/nhn/pinpoint/web/applicationmap/ServerInstance.java
+++ b/src/main/java/com/nhn/pinpoint/web/applicationmap/ServerInstance.java
@@ -25,7 +25,10 @@ public class ServerInstance implements Comparable<ServerInstance>, Mergeable<Ser
 	private ObjectMapper objectMapper = new ObjectMapper();
 
 	public ServerInstance(AgentInfoBo agentInfo, ResponseHistogram histogram) {
-		this.name = agentInfo.getAgentId();
+        if (agentInfo == null) {
+            throw new NullPointerException("agentInfo must not be null");
+        }
+        this.name = agentInfo.getAgentId();
 		this.serviceType = agentInfo.getServiceType();
 		this.id = name;// + serviceType;
 		this.agentInfo = agentInfo;