[android] shutting down thread pool of the CustomGeometrySource when the source is destroyed

1 files changed, 8 insertions, 4 deletions

diff --git a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/GridSourceActivity.java b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/GridSourceActivity.java
index fdc3826fb1..195aa63edd 100644
--- a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/GridSourceActivity.java
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/GridSourceActivity.java
@@ -30,12 +30,16 @@ import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.lineColor;
  */
 public class GridSourceActivity extends AppCompatActivity implements OnMapReadyCallback {
 
-  private static final String ID_GRID_SOURCE = "grid_source";
-  private static final String ID_GRID_LAYER = "grid_layer";
+  public static final String ID_GRID_SOURCE = "grid_source";
+  public static final String ID_GRID_LAYER = "grid_layer";
 
   private MapView mapView;
   private MapboxMap mapboxMap;
 
+  // public for testing purposes
+  public CustomGeometrySource source;
+  public LineLayer layer;
+
   /**
    * Implementation of GeometryTileProvider that returns features representing a zoom-dependent
    * grid.
@@ -101,11 +105,11 @@ public class GridSourceActivity extends AppCompatActivity implements OnMapReadyC
     mapboxMap = map;
 
     // add source
-    CustomGeometrySource source = new CustomGeometrySource(ID_GRID_SOURCE, new GridProvider());
+    source = new CustomGeometrySource(ID_GRID_SOURCE, new GridProvider());
     mapboxMap.addSource(source);
 
     // add layer
-    LineLayer layer = new LineLayer(ID_GRID_LAYER, ID_GRID_SOURCE);
+    layer = new LineLayer(ID_GRID_LAYER, ID_GRID_SOURCE);
     layer.setProperties(
       lineColor(Color.parseColor("#000000"))
     );