From 7c89d864296e4aa8a696b5ae59755c1f0ce3936f Mon Sep 17 00:00:00 2001
From: campbeb <bpcampbell@gmail.com>
Date: Sat, 22 Aug 2015 11:03:46 -0400
Subject: [PATCH] Handle null response from barcode reader

Fixes #13
---
 .../kinverarity/offlinebookshelfbrowser/BookListActivity.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/main/java/com/kinverarity/offlinebookshelfbrowser/BookListActivity.java b/app/src/main/java/com/kinverarity/offlinebookshelfbrowser/BookListActivity.java
index fe163da..5328467 100644
--- a/app/src/main/java/com/kinverarity/offlinebookshelfbrowser/BookListActivity.java
+++ b/app/src/main/java/com/kinverarity/offlinebookshelfbrowser/BookListActivity.java
@@ -464,7 +464,7 @@ public void onClick(DialogInterface dialog,
     
     public void onActivityResult(int requestCode, int resultCode, Intent intent) {
         IntentResult scanResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
-        if (scanResult != null) {
+        if ((scanResult != null) && (scanResult.getContents() != null)) {
           // handle scan result
             String potentialISBN = scanResult.getContents();
             String searchString = "";