From 77c48d0bb4cbfc72dba1843173e9ff54a8b7412d Mon Sep 17 00:00:00 2001
From: Chisu Yu <puseori9th@gmail.com>
Date: Wed, 21 Nov 2012 10:25:33 +0000
Subject: [PATCH] =?UTF-8?q?[=EC=9C=A0=EC=B9=98=EC=88=98]=20[NOBTS]=20preve?=
 =?UTF-8?q?nt=20NPE.?=
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git-svn-id: http://svn.bds.nhncorp.com/pe/hippo-web/trunk@888 84d0f5b1-2673-498c-a247-62c4ff18d310
---
 src/main/java/com/nhn/hippo/web/mapper/SpanMapper.java | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/main/java/com/nhn/hippo/web/mapper/SpanMapper.java b/src/main/java/com/nhn/hippo/web/mapper/SpanMapper.java
index bb4aa387f..ec14b2fa1 100644
--- a/src/main/java/com/nhn/hippo/web/mapper/SpanMapper.java
+++ b/src/main/java/com/nhn/hippo/web/mapper/SpanMapper.java
@@ -13,6 +13,7 @@ import org.springframework.data.hadoop.hbase.RowMapper;
 import org.springframework.stereotype.Component;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 
@@ -38,6 +39,11 @@ public class SpanMapper implements RowMapper<List<SpanBo>> {
     @Override
     public List<SpanBo> mapRow(Result result, int rowNum) throws Exception {
         byte[] rowKey = result.getRow();
+        
+        if(rowKey == null) {
+        	return Collections.emptyList();
+        }
+        
         long most = BytesUtils.bytesToFirstLong(rowKey);
         long least = BytesUtils.bytesToSecondLong(rowKey);