From 857f4a5ad4588c8be67abbed7b05805f0dacafa6 Mon Sep 17 00:00:00 2001
From: PJ Fanning <fanningpj@apache.org>
Date: Mon, 30 Jul 2018 01:45:29 +0000
Subject: [PATCH] add null guard in XSSFComment

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1837012 13f79535-47bb-0310-9956-ffa450edef68
---
 .../java/org/apache/poi/xssf/usermodel/XSSFComment.java      | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFComment.java b/src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFComment.java
index 3a272a067..14ca5d649 100644
--- a/src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFComment.java
+++ b/src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFComment.java
@@ -109,7 +109,7 @@ public class XSSFComment implements Comment {
     @Override
     public boolean isVisible() {
         boolean visible = false;
-        if(_vmlShape != null){
+        if(_vmlShape != null) {
             String style = _vmlShape.getStyle();
             visible = style != null && style.contains("visibility:visible");
         }
@@ -217,6 +217,9 @@ public class XSSFComment implements Comment {
 
     @Override
     public ClientAnchor getClientAnchor() {
+        if(_vmlShape == null) {
+            return null;
+        }
         String position = _vmlShape.getClientDataArray(0).getAnchorArray(0);
         int[] pos = new int[8];
         int i = 0;