From 9d7f8823dba6a297c192c376f393a2c9d39611bb Mon Sep 17 00:00:00 2001
From: SkyWorker <sjokim@gmail.com>
Date: Fri, 18 Sep 2015 22:50:44 +0900
Subject: [PATCH] bugfix

---
 scouter.agent.java/src/scouter/agent/asm/util/MethodSet.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/scouter.agent.java/src/scouter/agent/asm/util/MethodSet.java b/scouter.agent.java/src/scouter/agent/asm/util/MethodSet.java
index 13057203f..06e1bbd20 100644
--- a/scouter.agent.java/src/scouter/agent/asm/util/MethodSet.java
+++ b/scouter.agent.java/src/scouter/agent/asm/util/MethodSet.java
@@ -167,6 +167,8 @@ public static void add(List<MethodSet> list, String classname, String method, by
 	public static HashSet<String> getHookingClassSet(String arg) {
 		String[] c = StringUtil.tokenizer(arg, ",");
 		HashSet<String> classSet = new HashSet<String>();
+		if(c ==null)
+			return classSet;
 		for (int i = 0; i < c.length; i++) {
 			classSet.add(c[i]);
 		}