incubator-zeppelin git commit: ZEPPELIN-859 Error on notebook page due to null property

[prabhjyotsingh]

Repository: incubator-zeppelin
Updated Branches:
  refs/heads/master fb4a76a20 -> 1e34c8ab8


ZEPPELIN-859 Error on notebook page due to null property

### What is this PR for?
Add null check to prevent js error on notebook page

### What type of PR is it?
Bug Fix

### Todos
* [ ] - Task

### What is the Jira issue?
ZEPPELIN-859

### How should this be tested?
click on any note name from home page

### Screenshots (if appropriate)
<img width="1680" alt="screen shot 2016-05-18 at 12 23 32 pm" 
src="https://cloud.githubusercontent.com/assets/2031306/15350362/9359b936-1cf6-11e6-9b62-9a7458406c75.png";>

### Questions:
* Does the licenses files need update? no
* Is there breaking changes for older versions? no
* Does this needs documentation? no

Author: Renjith Kamath <renjith.kam...@gmail.com>

Closes #896 from r-kamath/noteNameError and squashes the following commits:

e34e42f [Renjith Kamath] ZEPPELIN-859 Error on notebook page due null property


Project: http://git-wip-us.apache.org/repos/asf/incubator-zeppelin/repo
Commit: 
http://git-wip-us.apache.org/repos/asf/incubator-zeppelin/commit/1e34c8ab
Tree: http://git-wip-us.apache.org/repos/asf/incubator-zeppelin/tree/1e34c8ab
Diff: http://git-wip-us.apache.org/repos/asf/incubator-zeppelin/diff/1e34c8ab

Branch: refs/heads/master
Commit: 1e34c8ab8024f92bde8e853bc12731ed87016ef7
Parents: fb4a76a
Author: Renjith Kamath <renjith.kam...@gmail.com>
Authored: Wed May 18 12:44:15 2016 +0530
Committer: Prabhjyot Singh <prabhjyotsi...@gmail.com>
Committed: Fri May 20 12:21:15 2016 +0530

----------------------------------------------------------------------
 zeppelin-web/src/app/home/home.controller.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-zeppelin/blob/1e34c8ab/zeppelin-web/src/app/home/home.controller.js
----------------------------------------------------------------------
diff --git a/zeppelin-web/src/app/home/home.controller.js 
b/zeppelin-web/src/app/home/home.controller.js
index a87ac91..dee1685 100644
--- a/zeppelin-web/src/app/home/home.controller.js
+++ b/zeppelin-web/src/app/home/home.controller.js
@@ -37,7 +37,7 @@ angular.module('zeppelinWebApp').controller('HomeCtrl', 
function($scope, noteboo
         console.log('Error %o %o', status, data.message);
       });
   };
-  
+
   var initHome = function() {
     websocketMsgSrv.getHomeNotebook();
     getZeppelinVersion();
@@ -77,7 +77,9 @@ angular.module('zeppelinWebApp').controller('HomeCtrl', 
function($scope, noteboo
   };
 
   $rootScope.noteName = function(note) {
-    return arrayOrderingSrv.getNoteName(note);
+    if (!_.isEmpty(note)) {
+      return arrayOrderingSrv.getNoteName(note);
+    }
   };
 
 });