From 2f3d9a29f3697ff3f9b8cf04e51fa1847f92f963 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rom=C3=A1n=20Mart=C3=ADnez?= <rgmf@riseup.net>
Date: Sat, 30 Jan 2021 22:50:08 +0100
Subject: [PATCH] Fixed a bug: TrackDataHub will send to listeners all
 TrackPoints every time a change on trackpoints table was observed. Fixes
 #582.

---
 .../java/de/dennisguse/opentracks/content/TrackDataHub.java   | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main/java/de/dennisguse/opentracks/content/TrackDataHub.java b/src/main/java/de/dennisguse/opentracks/content/TrackDataHub.java
index ac2b56750..8a07b9865 100644
--- a/src/main/java/de/dennisguse/opentracks/content/TrackDataHub.java
+++ b/src/main/java/de/dennisguse/opentracks/content/TrackDataHub.java
@@ -360,12 +360,12 @@ public class TrackDataHub implements SharedPreferences.OnSharedPreferenceChangeL
         int samplingFrequency = -1;
 
 
-        TrackPoint.Id next;
+        TrackPoint.Id next = null;
         if (localLastSeenTrackPointIdId != null) {
             next = new TrackPoint.Id(localLastSeenTrackPointIdId.getId() + 1); //TODO startTrackPointId + 1 is an assumption assumption; should be derived from the DB.
         }
 
-        try (TrackPointIterator trackPointIterator = contentProviderUtils.getTrackPointLocationIterator(selectedTrackId, null)) {
+        try (TrackPointIterator trackPointIterator = contentProviderUtils.getTrackPointLocationIterator(selectedTrackId, next)) {
 
             while (trackPointIterator.hasNext()) {
                 TrackPoint trackPoint = trackPointIterator.next();