From 7a96a72679f39670569984acc757eb2236ac4979 Mon Sep 17 00:00:00 2001
From: 10069681 <peng.jianhua@zte.com.cn>
Date: Mon, 26 Jun 2017 14:27:28 +0800
Subject: [PATCH 1/1] KYLIN-2684 Failed to build cube with spark engine

---
 core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java b/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java
index 82d0b1b24..2b8178960 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java
@@ -191,7 +191,7 @@ public class CubeDesc extends RootPersistentEntity implements IEngineAware {
     // allCuboids and parent2Child lazy built
     private Set<Long> allCuboids;
     private Map<Long, List<Long>> parent2Child;
-    private Object cuboidTreeLock = new Object();
+    private byte[] cuboidTreeLock = new byte[0];
 
     public boolean isEnableSharding() {
         //in the future may extend to other storage that is shard-able
-- 
2.11.0.windows.1