Waypoint requires a non-null location.

Remove setLocation() from Waypoint and TrackPoint.

src/main/java/de/dennisguse/opentracks/content/data/TrackPoint.java

@@ -90,10 +90,6 @@ public class TrackPoint {
         return location;
     }
 
-    public void setLocation(@NonNull Location location) {
-        this.location = location;
-    }
-
     public SensorDataSet getSensorDataSet() {
         return sensorDataSet;
     }

src/main/java/de/dennisguse/opentracks/content/data/Waypoint.java

@@ -20,6 +20,7 @@ import android.location.Location;
 import android.net.Uri;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.VisibleForTesting;
 
 /**
  * A waypoint.
@@ -40,10 +41,15 @@ public final class Waypoint {
     private Location location = null;
     private String photoUrl = "";
 
+    @VisibleForTesting
     public Waypoint() {
     }
 
-    public Waypoint(String name, String description, String category, String icon, long trackId, double length, long duration, Location location, String photoUrl) {
+    public Waypoint(Location location) {
+        this.location = location;
+    }
+
+    public Waypoint(String name, String description, String category, String icon, long trackId, double length, long duration, @NonNull Location location, String photoUrl) {
         this.name = name;
         this.description = description;
         this.category = category;
@@ -124,10 +130,6 @@ public final class Waypoint {
         return location;
     }
 
-    public void setLocation(@NonNull Location location) {
-        this.location = location;
-    }
-
     public String getPhotoUrl() {
         return photoUrl;
     }

src/main/java/de/dennisguse/opentracks/content/provider/ContentProviderUtils.java

@@ -356,7 +356,25 @@ public class ContentProviderUtils {
         int bearingIndex = cursor.getColumnIndexOrThrow(WaypointsColumns.BEARING);
         int photoUrlIndex = cursor.getColumnIndexOrThrow(WaypointsColumns.PHOTOURL);
 
-        Waypoint waypoint = new Waypoint();
+        Location location = new Location("");
+        if (!cursor.isNull(longitudeIndex) && !cursor.isNull(latitudeIndex)) {
+            location.setLongitude(((double) cursor.getInt(longitudeIndex)) / 1E6);
+            location.setLatitude(((double) cursor.getInt(latitudeIndex)) / 1E6);
+        }
+        if (!cursor.isNull(timeIndex)) {
+            location.setTime(cursor.getLong(timeIndex));
+        }
+        if (!cursor.isNull(altitudeIndex)) {
+            location.setAltitude(cursor.getFloat(altitudeIndex));
+        }
+        if (!cursor.isNull(accuracyIndex)) {
+            location.setAccuracy(cursor.getFloat(accuracyIndex));
+        }
+        if (!cursor.isNull(bearingIndex)) {
+            location.setBearing(cursor.getFloat(bearingIndex));
+        }
+
+        Waypoint waypoint = new Waypoint(location);
 
         if (!cursor.isNull(idIndex)) {
             waypoint.setId(cursor.getLong(idIndex));
@@ -383,25 +401,6 @@ public class ContentProviderUtils {
             waypoint.setDuration(cursor.getLong(durationIndex));
         }
 
-        Location location = new Location("");
-        if (!cursor.isNull(longitudeIndex) && !cursor.isNull(latitudeIndex)) {
-            location.setLongitude(((double) cursor.getInt(longitudeIndex)) / 1E6);
-            location.setLatitude(((double) cursor.getInt(latitudeIndex)) / 1E6);
-        }
-        if (!cursor.isNull(timeIndex)) {
-            location.setTime(cursor.getLong(timeIndex));
-        }
-        if (!cursor.isNull(altitudeIndex)) {
-            location.setAltitude(cursor.getFloat(altitudeIndex));
-        }
-        if (!cursor.isNull(accuracyIndex)) {
-            location.setAccuracy(cursor.getFloat(accuracyIndex));
-        }
-        if (!cursor.isNull(bearingIndex)) {
-            location.setBearing(cursor.getFloat(bearingIndex));
-        }
-        waypoint.setLocation(location);
-
         if (!cursor.isNull(photoUrlIndex)) {
             waypoint.setPhotoUrl(cursor.getString(photoUrlIndex));
         }

src/main/java/de/dennisguse/opentracks/io/file/importer/AbstractFileTrackImporter.java

@@ -284,13 +284,12 @@ abstract class AbstractFileTrackImporter extends DefaultHandler implements Track
             return;
         }
 
-        Waypoint waypoint = new Waypoint();
         TrackPoint trackPoint = createTrackPoint();
 
         if (!LocationUtils.isValidLocation(trackPoint.getLocation())) {
             throw new SAXException(createErrorMessage("Invalid location detected: " + trackPoint));
         }
-        waypoint.setLocation(trackPoint.getLocation());
+        Waypoint waypoint = new Waypoint(trackPoint.getLocation());
 
         if (name != null) {
             waypoint.setName(name);