From b49d3f150992573d6bd591a5937646c3e83e4c6f Mon Sep 17 00:00:00 2001
From: "jianbai.gbj" <jianbai.gbj@alibaba-inc.com>
Date: Fri, 17 Nov 2017 14:37:27 +0800
Subject: [PATCH] [WEEX-124][android]fix android bug

---
 .../com/taobao/weex/dom/action/AbstractLayoutFinishAction.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/android/sdk/src/main/java/com/taobao/weex/dom/action/AbstractLayoutFinishAction.java b/android/sdk/src/main/java/com/taobao/weex/dom/action/AbstractLayoutFinishAction.java
index a16f27a949..d3a7b70a5a 100644
--- a/android/sdk/src/main/java/com/taobao/weex/dom/action/AbstractLayoutFinishAction.java
+++ b/android/sdk/src/main/java/com/taobao/weex/dom/action/AbstractLayoutFinishAction.java
@@ -41,6 +41,9 @@ public void executeDom(DOMActionContext context) {
     }
 
     WXDomObject root = context.getDomByRef(WXDomObject.ROOT);
+    if(root == null){
+      return;
+    }
     mLayoutHeight = (int)root.getLayoutHeight();
     mLayoutWidth = (int)root.getLayoutWidth();
     context.postRenderTask(this);