From d6cc7a0321c0a26f2062788998c80247a22f25e6 Mon Sep 17 00:00:00 2001
From: Dennis Guse <dennis.guse@alumni.tu-berlin.de>
Date: Mon, 27 Dec 2021 23:19:56 +0100
Subject: [PATCH] TrackPointCreator: only try fill TrackPoint with sensor data
 if started.

---
 .../opentracks/services/handlers/TrackPointCreator.java   | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/main/java/de/dennisguse/opentracks/services/handlers/TrackPointCreator.java b/src/main/java/de/dennisguse/opentracks/services/handlers/TrackPointCreator.java
index 192528e91..91fb2528d 100644
--- a/src/main/java/de/dennisguse/opentracks/services/handlers/TrackPointCreator.java
+++ b/src/main/java/de/dennisguse/opentracks/services/handlers/TrackPointCreator.java
@@ -58,6 +58,10 @@ public class TrackPointCreator {
         altitudeSumManager.start(context);
     }
 
+    private boolean isStarted() {
+        return context != null;
+    }
+
     @Deprecated
     //There should be a cooler way to do this; we want to send fake locations without getting affected by real GPS data.
     @VisibleForTesting
@@ -75,6 +79,10 @@ public class TrackPointCreator {
     }
 
     private SensorDataSet fill(TrackPoint trackPoint) {
+        if (!isStarted()) {
+            Log.w(TAG, "Not started, should not be called.");
+            return null;
+        }
         SensorDataSet sensorDataSet = remoteSensorManager.fill(trackPoint);
         altitudeSumManager.fill(trackPoint);