From ca48b33f7fec0edf41879641798c4b93a45a146f Mon Sep 17 00:00:00 2001
From: Lowie Huyghe <iam@lowiehuyghe.com>
Date: Tue, 7 Nov 2017 17:02:48 +0100
Subject: [PATCH] Fix for: Fast swiping and touching while component is being
 loaded can cause _camera to be null.

---
 .../java/com/lwansbrough/RCTCamera/RCTCameraViewFinder.java  | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/android/src/main/java/com/lwansbrough/RCTCamera/RCTCameraViewFinder.java b/android/src/main/java/com/lwansbrough/RCTCamera/RCTCameraViewFinder.java
index e308474..50b5c83 100644
--- a/android/src/main/java/com/lwansbrough/RCTCamera/RCTCameraViewFinder.java
+++ b/android/src/main/java/com/lwansbrough/RCTCamera/RCTCameraViewFinder.java
@@ -359,6 +359,11 @@ class RCTCameraViewFinder extends TextureView implements TextureView.SurfaceText
 
     @Override
     public boolean onTouchEvent(MotionEvent event) {
+        // Fast swiping and touching while component is being loaded can cause _camera to be null.
+        if (_camera == null) {
+            return false;
+        }
+
         // Get the pointer ID
         Camera.Parameters params = _camera.getParameters();
         int action = event.getAction();