UI thread checking (#12000)

* [android] - add UI thread checking
2018-05-25 11:46:04 +02:00
parent 7710934ff0
commit 7aaf492ef2
29 changed files with 633 additions and 186 deletions
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/exceptions/CalledFromWorkerThreadException.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/exceptions/CalledFromWorkerThreadException.java
@@ -0,0 +1,8 @@
+package com.mapbox.mapboxsdk.exceptions;
+
+public class CalledFromWorkerThreadException extends RuntimeException {
+
+  public CalledFromWorkerThreadException(String message) {
+    super(message);
+  }
+}
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/NativeMapView.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/NativeMapView.java
@@ -11,7 +11,6 @@ import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.text.TextUtils;
 import android.util.DisplayMetrics;
-
 import com.mapbox.geojson.Feature;
 import com.mapbox.geojson.Geometry;
 import com.mapbox.mapboxsdk.LibraryLoader;
@@ -20,6 +19,7 @@ import com.mapbox.mapboxsdk.annotations.Marker;
 import com.mapbox.mapboxsdk.annotations.Polygon;
 import com.mapbox.mapboxsdk.annotations.Polyline;
 import com.mapbox.mapboxsdk.camera.CameraPosition;
+import com.mapbox.mapboxsdk.exceptions.CalledFromWorkerThreadException;
 import com.mapbox.mapboxsdk.geometry.LatLng;
 import com.mapbox.mapboxsdk.geometry.LatLngBounds;
 import com.mapbox.mapboxsdk.geometry.ProjectedMeters;
@@ -32,6 +32,7 @@ import com.mapbox.mapboxsdk.style.light.Light;
 import com.mapbox.mapboxsdk.style.sources.CannotAddSourceException;
 import com.mapbox.mapboxsdk.style.sources.Source;
 import com.mapbox.mapboxsdk.utils.BitmapUtils;
+import timber.log.Timber;

 import java.nio.ByteBuffer;
 import java.util.ArrayList;
@@ -41,8 +42,6 @@ import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CopyOnWriteArrayList;

-import timber.log.Timber;
-
 // Class that wraps the native methods for convenience
 final class NativeMapView {

@@ -52,6 +51,9 @@ final class NativeMapView {
  // Used to schedule work on the MapRenderer Thread
  private final MapRenderer mapRenderer;

+  // Used to validate if methods are called from the correct thread
+  private final Thread thread;
+
  // Used for callbacks
  private ViewCallback viewCallback;

@@ -87,6 +89,7 @@ final class NativeMapView {
    this.viewCallback = viewCallback;
    this.fileSource = FileSource.getInstance(context);
    this.pixelRatio = pixelRatio;
+    this.thread = Thread.currentThread();
    nativeInitialize(this, fileSource, mapRenderer, pixelRatio);
  }

@@ -94,7 +97,17 @@ final class NativeMapView {
  // Methods
  //

-  private boolean isDestroyedOn(String callingMethod) {
+  private boolean checkState(String callingMethod) {
+    // validate if invocation has occurred on the main thread
+    if (thread != Thread.currentThread()) {
+      throw new CalledFromWorkerThreadException(
+        String.format(
+          "Map interactions should happen on the UI thread. Method invoked from wrong thread is %s.",
+          callingMethod)
+      );
+    }
+
+    // validate if map has already been destroyed
    if (destroyed && !TextUtils.isEmpty(callingMethod)) {
      Timber.e(
        "You're calling `%s` after the `MapView` was destroyed, were you invoking it after `onDestroy()`?",
@@ -112,7 +125,7 @@ final class NativeMapView {
  }

  public void update() {
-    if (isDestroyedOn("update")) {
+    if (checkState("update")) {
      return;
    }

@@ -120,7 +133,7 @@ final class NativeMapView {
  }

  public void resizeView(int width, int height) {
-    if (isDestroyedOn("resizeView")) {
+    if (checkState("resizeView")) {
      return;
    }
    width = (int) (width / pixelRatio);
@@ -152,84 +165,84 @@ final class NativeMapView {
  }

  public void setStyleUrl(String url) {
-    if (isDestroyedOn("setStyleUrl")) {
+    if (checkState("setStyleUrl")) {
      return;
    }
    nativeSetStyleUrl(url);
  }

  public String getStyleUrl() {
-    if (isDestroyedOn("getStyleUrl")) {
+    if (checkState("getStyleUrl")) {
      return null;
    }
    return nativeGetStyleUrl();
  }

  public void setStyleJson(String newStyleJson) {
-    if (isDestroyedOn("setStyleJson")) {
+    if (checkState("setStyleJson")) {
      return;
    }
    nativeSetStyleJson(newStyleJson);
  }

  public String getStyleJson() {
-    if (isDestroyedOn("getStyleJson")) {
+    if (checkState("getStyleJson")) {
      return null;
    }
    return nativeGetStyleJson();
  }

  public void setLatLngBounds(LatLngBounds latLngBounds) {
-    if (isDestroyedOn("setLatLngBounds")) {
+    if (checkState("setLatLngBounds")) {
      return;
    }
    nativeSetLatLngBounds(latLngBounds);
  }

  public void cancelTransitions() {
-    if (isDestroyedOn("cancelTransitions")) {
+    if (checkState("cancelTransitions")) {
      return;
    }
    nativeCancelTransitions();
  }

  public void setGestureInProgress(boolean inProgress) {
-    if (isDestroyedOn("setGestureInProgress")) {
+    if (checkState("setGestureInProgress")) {
      return;
    }
    nativeSetGestureInProgress(inProgress);
  }

  public void moveBy(double dx, double dy) {
-    if (isDestroyedOn("moveBy")) {
+    if (checkState("moveBy")) {
      return;
    }
    moveBy(dx, dy, 0);
  }

  public void moveBy(double dx, double dy, long duration) {
-    if (isDestroyedOn("moveBy")) {
+    if (checkState("moveBy")) {
      return;
    }
    nativeMoveBy(dx / pixelRatio, dy / pixelRatio, duration);
  }

  public void setLatLng(LatLng latLng) {
-    if (isDestroyedOn("setLatLng")) {
+    if (checkState("setLatLng")) {
      return;
    }
    setLatLng(latLng, 0);
  }

  public void setLatLng(LatLng latLng, long duration) {
-    if (isDestroyedOn("setLatLng")) {
+    if (checkState("setLatLng")) {
      return;
    }
    nativeSetLatLng(latLng.getLatitude(), latLng.getLongitude(), duration);
  }

  public LatLng getLatLng() {
-    if (isDestroyedOn("")) {
+    if (checkState("")) {
      return new LatLng();
    }
    // wrap longitude values coming from core
@@ -237,7 +250,7 @@ final class NativeMapView {
  }

  public CameraPosition getCameraForLatLngBounds(LatLngBounds latLngBounds, int[] padding) {
-    if (isDestroyedOn("getCameraForLatLngBounds")) {
+    if (checkState("getCameraForLatLngBounds")) {
      return null;
    }
    return nativeGetCameraForLatLngBounds(
@@ -249,7 +262,7 @@ final class NativeMapView {
  }

  public CameraPosition getCameraForGeometry(Geometry geometry, double bearing, int[] padding) {
-    if (isDestroyedOn("getCameraForGeometry")) {
+    if (checkState("getCameraForGeometry")) {
      return null;
    }
    return nativeGetCameraForGeometry(
@@ -261,77 +274,77 @@ final class NativeMapView {
  }

  public void resetPosition() {
-    if (isDestroyedOn("resetPosition")) {
+    if (checkState("resetPosition")) {
      return;
    }
    nativeResetPosition();
  }

  public double getPitch() {
-    if (isDestroyedOn("getPitch")) {
+    if (checkState("getPitch")) {
      return 0;
    }
    return nativeGetPitch();
  }

  public void setPitch(double pitch, long duration) {
-    if (isDestroyedOn("setPitch")) {
+    if (checkState("setPitch")) {
      return;
    }
    nativeSetPitch(pitch, duration);
  }

  public void setZoom(double zoom, PointF focalPoint, long duration) {
-    if (isDestroyedOn("setZoom")) {
+    if (checkState("setZoom")) {
      return;
    }
    nativeSetZoom(zoom, focalPoint.x / pixelRatio, focalPoint.y / pixelRatio, duration);
  }

  public double getZoom() {
-    if (isDestroyedOn("getZoom")) {
+    if (checkState("getZoom")) {
      return 0;
    }
    return nativeGetZoom();
  }

  public void resetZoom() {
-    if (isDestroyedOn("resetZoom")) {
+    if (checkState("resetZoom")) {
      return;
    }
    nativeResetZoom();
  }

  public void setMinZoom(double zoom) {
-    if (isDestroyedOn("setMinZoom")) {
+    if (checkState("setMinZoom")) {
      return;
    }
    nativeSetMinZoom(zoom);
  }

  public double getMinZoom() {
-    if (isDestroyedOn("getMinZoom")) {
+    if (checkState("getMinZoom")) {
      return 0;
    }
    return nativeGetMinZoom();
  }

  public void setMaxZoom(double zoom) {
-    if (isDestroyedOn("setMaxZoom")) {
+    if (checkState("setMaxZoom")) {
      return;
    }
    nativeSetMaxZoom(zoom);
  }

  public double getMaxZoom() {
-    if (isDestroyedOn("getMaxZoom")) {
+    if (checkState("getMaxZoom")) {
      return 0;
    }
    return nativeGetMaxZoom();
  }

  public void rotateBy(double sx, double sy, double ex, double ey) {
-    if (isDestroyedOn("rotateBy")) {
+    if (checkState("rotateBy")) {
      return;
    }
    rotateBy(sx, sy, ex, ey, 0);
@@ -339,14 +352,14 @@ final class NativeMapView {

  public void rotateBy(double sx, double sy, double ex, double ey,
                       long duration) {
-    if (isDestroyedOn("rotateBy")) {
+    if (checkState("rotateBy")) {
      return;
    }
    nativeRotateBy(sx / pixelRatio, sy / pixelRatio, ex, ey, duration);
  }

  public void setContentPadding(int[] padding) {
-    if (isDestroyedOn("setContentPadding")) {
+    if (checkState("setContentPadding")) {
      return;
    }
    nativeSetContentPadding(
@@ -357,49 +370,49 @@ final class NativeMapView {
  }

  public void setBearing(double degrees) {
-    if (isDestroyedOn("setBearing")) {
+    if (checkState("setBearing")) {
      return;
    }
    setBearing(degrees, 0);
  }

  public void setBearing(double degrees, long duration) {
-    if (isDestroyedOn("setBearing")) {
+    if (checkState("setBearing")) {
      return;
    }
    nativeSetBearing(degrees, duration);
  }

  public void setBearing(double degrees, double cx, double cy) {
-    if (isDestroyedOn("setBearing")) {
+    if (checkState("setBearing")) {
      return;
    }
    setBearing(degrees, cx, cy, 0);
  }

  public void setBearing(double degrees, double fx, double fy, long duration) {
-    if (isDestroyedOn("setBearing")) {
+    if (checkState("setBearing")) {
      return;
    }
    nativeSetBearingXY(degrees, fx / pixelRatio, fy / pixelRatio, duration);
  }

  public double getBearing() {
-    if (isDestroyedOn("getBearing")) {
+    if (checkState("getBearing")) {
      return 0;
    }
    return nativeGetBearing();
  }

  public void resetNorth() {
-    if (isDestroyedOn("resetNorth")) {
+    if (checkState("resetNorth")) {
      return;
    }
    nativeResetNorth();
  }

  public long addMarker(Marker marker) {
-    if (isDestroyedOn("addMarker")) {
+    if (checkState("addMarker")) {
      return 0;
    }
    Marker[] markers = {marker};
@@ -407,14 +420,14 @@ final class NativeMapView {
  }

  public long[] addMarkers(List<Marker> markers) {
-    if (isDestroyedOn("addMarkers")) {
+    if (checkState("addMarkers")) {
      return new long[] {};
    }
    return nativeAddMarkers(markers.toArray(new Marker[markers.size()]));
  }

  public long addPolyline(Polyline polyline) {
-    if (isDestroyedOn("addPolyline")) {
+    if (checkState("addPolyline")) {
      return 0;
    }
    Polyline[] polylines = {polyline};
@@ -422,14 +435,14 @@ final class NativeMapView {
  }

  public long[] addPolylines(List<Polyline> polylines) {
-    if (isDestroyedOn("addPolylines")) {
+    if (checkState("addPolylines")) {
      return new long[] {};
    }
    return nativeAddPolylines(polylines.toArray(new Polyline[polylines.size()]));
  }

  public long addPolygon(Polygon polygon) {
-    if (isDestroyedOn("addPolygon")) {
+    if (checkState("addPolygon")) {
      return 0;
    }
    Polygon[] polygons = {polygon};
@@ -437,14 +450,14 @@ final class NativeMapView {
  }

  public long[] addPolygons(List<Polygon> polygons) {
-    if (isDestroyedOn("addPolygons")) {
+    if (checkState("addPolygons")) {
      return new long[] {};
    }
    return nativeAddPolygons(polygons.toArray(new Polygon[polygons.size()]));
  }

  public void updateMarker(Marker marker) {
-    if (isDestroyedOn("updateMarker")) {
+    if (checkState("updateMarker")) {
      return;
    }
    LatLng position = marker.getPosition();
@@ -453,21 +466,21 @@ final class NativeMapView {
  }

  public void updatePolygon(Polygon polygon) {
-    if (isDestroyedOn("updatePolygon")) {
+    if (checkState("updatePolygon")) {
      return;
    }
    nativeUpdatePolygon(polygon.getId(), polygon);
  }

  public void updatePolyline(Polyline polyline) {
-    if (isDestroyedOn("updatePolyline")) {
+    if (checkState("updatePolyline")) {
      return;
    }
    nativeUpdatePolyline(polyline.getId(), polyline);
  }

  public void removeAnnotation(long id) {
-    if (isDestroyedOn("removeAnnotation")) {
+    if (checkState("removeAnnotation")) {
      return;
    }
    long[] ids = {id};
@@ -475,105 +488,105 @@ final class NativeMapView {
  }

  public void removeAnnotations(long[] ids) {
-    if (isDestroyedOn("removeAnnotations")) {
+    if (checkState("removeAnnotations")) {
      return;
    }
    nativeRemoveAnnotations(ids);
  }

  public long[] queryPointAnnotations(RectF rect) {
-    if (isDestroyedOn("queryPointAnnotations")) {
+    if (checkState("queryPointAnnotations")) {
      return new long[] {};
    }
    return nativeQueryPointAnnotations(rect);
  }

  public long[] queryShapeAnnotations(RectF rectF) {
-    if (isDestroyedOn("queryShapeAnnotations")) {
+    if (checkState("queryShapeAnnotations")) {
      return new long[] {};
    }
    return nativeQueryShapeAnnotations(rectF);
  }

  public void addAnnotationIcon(String symbol, int width, int height, float scale, byte[] pixels) {
-    if (isDestroyedOn("addAnnotationIcon")) {
+    if (checkState("addAnnotationIcon")) {
      return;
    }
    nativeAddAnnotationIcon(symbol, width, height, scale, pixels);
  }

  public void removeAnnotationIcon(String symbol) {
-    if (isDestroyedOn("removeAnnotationIcon")) {
+    if (checkState("removeAnnotationIcon")) {
      return;
    }
    nativeRemoveAnnotationIcon(symbol);
  }

  public void setVisibleCoordinateBounds(LatLng[] coordinates, RectF padding, double direction, long duration) {
-    if (isDestroyedOn("setVisibleCoordinateBounds")) {
+    if (checkState("setVisibleCoordinateBounds")) {
      return;
    }
    nativeSetVisibleCoordinateBounds(coordinates, padding, direction, duration);
  }

  public void onLowMemory() {
-    if (isDestroyedOn("onLowMemory")) {
+    if (checkState("onLowMemory")) {
      return;
    }
    nativeOnLowMemory();
  }

  public void setDebug(boolean debug) {
-    if (isDestroyedOn("setDebug")) {
+    if (checkState("setDebug")) {
      return;
    }
    nativeSetDebug(debug);
  }

  public void cycleDebugOptions() {
-    if (isDestroyedOn("cycleDebugOptions")) {
+    if (checkState("cycleDebugOptions")) {
      return;
    }
    nativeCycleDebugOptions();
  }

  public boolean getDebug() {
-    if (isDestroyedOn("getDebug")) {
+    if (checkState("getDebug")) {
      return false;
    }
    return nativeGetDebug();
  }

  public boolean isFullyLoaded() {
-    if (isDestroyedOn("isFullyLoaded")) {
+    if (checkState("isFullyLoaded")) {
      return false;
    }
    return nativeIsFullyLoaded();
  }

  public void setReachability(boolean status) {
-    if (isDestroyedOn("setReachability")) {
+    if (checkState("setReachability")) {
      return;
    }
    nativeSetReachability(status);
  }

  public double getMetersPerPixelAtLatitude(double lat) {
-    if (isDestroyedOn("getMetersPerPixelAtLatitude")) {
+    if (checkState("getMetersPerPixelAtLatitude")) {
      return 0;
    }
    return nativeGetMetersPerPixelAtLatitude(lat, getZoom()) / pixelRatio;
  }

  public ProjectedMeters projectedMetersForLatLng(LatLng latLng) {
-    if (isDestroyedOn("projectedMetersForLatLng")) {
+    if (checkState("projectedMetersForLatLng")) {
      return null;
    }
    return nativeProjectedMetersForLatLng(latLng.getLatitude(), latLng.getLongitude());
  }

  public LatLng latLngForProjectedMeters(ProjectedMeters projectedMeters) {
-    if (isDestroyedOn("latLngForProjectedMeters")) {
+    if (checkState("latLngForProjectedMeters")) {
      return new LatLng();
    }
    return nativeLatLngForProjectedMeters(projectedMeters.getNorthing(),
@@ -581,7 +594,7 @@ final class NativeMapView {
  }

  public PointF pixelForLatLng(LatLng latLng) {
-    if (isDestroyedOn("pixelForLatLng")) {
+    if (checkState("pixelForLatLng")) {
      return new PointF();
    }
    PointF pointF = nativePixelForLatLng(latLng.getLatitude(), latLng.getLongitude());
@@ -590,21 +603,21 @@ final class NativeMapView {
  }

  public LatLng latLngForPixel(PointF pixel) {
-    if (isDestroyedOn("latLngForPixel")) {
+    if (checkState("latLngForPixel")) {
      return new LatLng();
    }
    return nativeLatLngForPixel(pixel.x / pixelRatio, pixel.y / pixelRatio).wrap();
  }

  public double getTopOffsetPixelsForAnnotationSymbol(String symbolName) {
-    if (isDestroyedOn("getTopOffsetPixelsForAnnotationSymbol")) {
+    if (checkState("getTopOffsetPixelsForAnnotationSymbol")) {
      return 0;
    }
    return nativeGetTopOffsetPixelsForAnnotationSymbol(symbolName);
  }

  public void jumpTo(double angle, LatLng center, double pitch, double zoom) {
-    if (isDestroyedOn("jumpTo")) {
+    if (checkState("jumpTo")) {
      return;
    }
    nativeJumpTo(angle, center.getLatitude(), center.getLongitude(), pitch, zoom);
@@ -612,7 +625,7 @@ final class NativeMapView {

  public void easeTo(double angle, LatLng center, long duration, double pitch, double zoom,
                     boolean easingInterpolator) {
-    if (isDestroyedOn("easeTo")) {
+    if (checkState("easeTo")) {
      return;
    }
    nativeEaseTo(angle, center.getLatitude(), center.getLongitude(), duration, pitch, zoom,
@@ -620,28 +633,28 @@ final class NativeMapView {
  }

  public void flyTo(double angle, LatLng center, long duration, double pitch, double zoom) {
-    if (isDestroyedOn("flyTo")) {
+    if (checkState("flyTo")) {
      return;
    }
    nativeFlyTo(angle, center.getLatitude(), center.getLongitude(), duration, pitch, zoom);
  }

  public CameraPosition getCameraPosition() {
-    if (isDestroyedOn("getCameraValues")) {
+    if (checkState("getCameraValues")) {
      return new CameraPosition.Builder().build();
    }
    return nativeGetCameraPosition();
  }

  public void setPrefetchesTiles(boolean enable) {
-    if (isDestroyedOn("setPrefetchesTiles")) {
+    if (checkState("setPrefetchesTiles")) {
      return;
    }
    nativeSetPrefetchesTiles(enable);
  }

  public boolean getPrefetchesTiles() {
-    if (isDestroyedOn("getPrefetchesTiles")) {
+    if (checkState("getPrefetchesTiles")) {
      return false;
    }
    return nativeGetPrefetchesTiles();
@@ -666,42 +679,42 @@ final class NativeMapView {
  }

  public List<Layer> getLayers() {
-    if (isDestroyedOn("getLayers")) {
+    if (checkState("getLayers")) {
      return null;
    }
    return Arrays.asList(nativeGetLayers());
  }

  public Layer getLayer(String layerId) {
-    if (isDestroyedOn("getLayer")) {
+    if (checkState("getLayer")) {
      return null;
    }
    return nativeGetLayer(layerId);
  }

  public void addLayer(@NonNull Layer layer) {
-    if (isDestroyedOn("addLayer")) {
+    if (checkState("addLayer")) {
      return;
    }
    nativeAddLayer(layer.getNativePtr(), null);
  }

  public void addLayerBelow(@NonNull Layer layer, @NonNull String below) {
-    if (isDestroyedOn("addLayerBelow")) {
+    if (checkState("addLayerBelow")) {
      return;
    }
    nativeAddLayer(layer.getNativePtr(), below);
  }

  public void addLayerAbove(@NonNull Layer layer, @NonNull String above) {
-    if (isDestroyedOn("addLayerAbove")) {
+    if (checkState("addLayerAbove")) {
      return;
    }
    nativeAddLayerAbove(layer.getNativePtr(), above);
  }

  public void addLayerAt(@NonNull Layer layer, @IntRange(from = 0) int index) {
-    if (isDestroyedOn("addLayerAt")) {
+    if (checkState("addLayerAt")) {
      return;
    }
    nativeAddLayerAt(layer.getNativePtr(), index);
@@ -709,7 +722,7 @@ final class NativeMapView {

  @Nullable
  public Layer removeLayer(@NonNull String layerId) {
-    if (isDestroyedOn("removeLayer")) {
+    if (checkState("removeLayer")) {
      return null;
    }
    return nativeRemoveLayerById(layerId);
@@ -717,7 +730,7 @@ final class NativeMapView {

  @Nullable
  public Layer removeLayer(@NonNull Layer layer) {
-    if (isDestroyedOn("removeLayer")) {
+    if (checkState("removeLayer")) {
      return null;
    }
    nativeRemoveLayer(layer.getNativePtr());
@@ -726,28 +739,28 @@ final class NativeMapView {

  @Nullable
  public Layer removeLayerAt(@IntRange(from = 0) int index) {
-    if (isDestroyedOn("removeLayerAt")) {
+    if (checkState("removeLayerAt")) {
      return null;
    }
    return nativeRemoveLayerAt(index);
  }

  public List<Source> getSources() {
-    if (isDestroyedOn("getSources")) {
+    if (checkState("getSources")) {
      return null;
    }
    return Arrays.asList(nativeGetSources());
  }

  public Source getSource(@NonNull String sourceId) {
-    if (isDestroyedOn("getSource")) {
+    if (checkState("getSource")) {
      return null;
    }
    return nativeGetSource(sourceId);
  }

  public void addSource(@NonNull Source source) {
-    if (isDestroyedOn("addSource")) {
+    if (checkState("addSource")) {
      return;
    }
    nativeAddSource(source, source.getNativePtr());
@@ -755,7 +768,7 @@ final class NativeMapView {

  @Nullable
  public Source removeSource(@NonNull String sourceId) {
-    if (isDestroyedOn("removeSource")) {
+    if (checkState("removeSource")) {
      return null;
    }
    Source source = getSource(sourceId);
@@ -767,7 +780,7 @@ final class NativeMapView {

  @Nullable
  public Source removeSource(@NonNull Source source) {
-    if (isDestroyedOn("removeSource")) {
+    if (checkState("removeSource")) {
      return null;
    }
    nativeRemoveSource(source, source.getNativePtr());
@@ -775,7 +788,7 @@ final class NativeMapView {
  }

  public void addImage(@NonNull String name, @NonNull Bitmap image) {
-    if (isDestroyedOn("addImage")) {
+    if (checkState("addImage")) {
      return;
    }

@@ -785,7 +798,7 @@ final class NativeMapView {
  }

  public void addImages(@NonNull HashMap<String, Bitmap> bitmapHashMap) {
-    if (isDestroyedOn("addImages")) {
+    if (checkState("addImages")) {
      return;
    }
    //noinspection unchecked
@@ -793,14 +806,14 @@ final class NativeMapView {
  }

  public void removeImage(String name) {
-    if (isDestroyedOn("removeImage")) {
+    if (checkState("removeImage")) {
      return;
    }
    nativeRemoveImage(name);
  }

  public Bitmap getImage(String name) {
-    if (isDestroyedOn("getImage")) {
+    if (checkState("getImage")) {
      return null;
    }
    return nativeGetImage(name);
@@ -812,7 +825,7 @@ final class NativeMapView {
  public List<Feature> queryRenderedFeatures(@NonNull PointF coordinates,
                                             @Nullable String[] layerIds,
                                             @Nullable Expression filter) {
-    if (isDestroyedOn("queryRenderedFeatures")) {
+    if (checkState("queryRenderedFeatures")) {
      return new ArrayList<>();
    }
    Feature[] features = nativeQueryRenderedFeaturesForPoint(coordinates.x / pixelRatio,
@@ -824,7 +837,7 @@ final class NativeMapView {
  public List<Feature> queryRenderedFeatures(@NonNull RectF coordinates,
                                             @Nullable String[] layerIds,
                                             @Nullable Expression filter) {
-    if (isDestroyedOn("queryRenderedFeatures")) {
+    if (checkState("queryRenderedFeatures")) {
      return new ArrayList<>();
    }
    Feature[] features = nativeQueryRenderedFeaturesForBox(
@@ -838,14 +851,14 @@ final class NativeMapView {
  }

  public void setApiBaseUrl(String baseUrl) {
-    if (isDestroyedOn("setApiBaseUrl")) {
+    if (checkState("setApiBaseUrl")) {
      return;
    }
    fileSource.setApiBaseUrl(baseUrl);
  }

  public Light getLight() {
-    if (isDestroyedOn("getLight")) {
+    if (checkState("getLight")) {
      return null;
    }
    return nativeGetLight();
@@ -879,7 +892,7 @@ final class NativeMapView {
  }

  protected void onSnapshotReady(Bitmap mapContent) {
-    if (isDestroyedOn("OnSnapshotReady")) {
+    if (checkState("OnSnapshotReady")) {
      return;
    }

@@ -1078,14 +1091,14 @@ final class NativeMapView {
  private native boolean nativeGetPrefetchesTiles();

  int getWidth() {
-    if (isDestroyedOn("")) {
+    if (checkState("")) {
      return 0;
    }
    return viewCallback.getWidth();
  }

  int getHeight() {
-    if (isDestroyedOn("")) {
+    if (checkState("")) {
      return 0;
    }
    return viewCallback.getHeight();
@@ -1110,7 +1123,7 @@ final class NativeMapView {
  //

  void addSnapshotCallback(@NonNull MapboxMap.SnapshotReadyCallback callback) {
-    if (isDestroyedOn("addSnapshotCallback")) {
+    if (checkState("addSnapshotCallback")) {
      return;
    }
    snapshotReadyCallback = callback;
@@ -1185,7 +1198,7 @@ final class NativeMapView {
    @Override
    protected void onPostExecute(List<Image> images) {
      super.onPostExecute(images);
-      if (nativeMapView != null && !nativeMapView.isDestroyedOn("nativeAddImages")) {
+      if (nativeMapView != null && !nativeMapView.checkState("nativeAddImages")) {
        nativeMapView.nativeAddImages(images.toArray(new Image[images.size()]));
      }
    }
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/snapshotter/MapSnapshotter.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/snapshotter/MapSnapshotter.java
@@ -16,7 +16,6 @@ import android.util.DisplayMetrics;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.TextView;
-
 import com.mapbox.mapboxsdk.R;
 import com.mapbox.mapboxsdk.attribution.AttributionLayout;
 import com.mapbox.mapboxsdk.attribution.AttributionMeasure;
@@ -25,7 +24,7 @@ import com.mapbox.mapboxsdk.camera.CameraPosition;
 import com.mapbox.mapboxsdk.constants.Style;
 import com.mapbox.mapboxsdk.geometry.LatLngBounds;
 import com.mapbox.mapboxsdk.storage.FileSource;
-
+import com.mapbox.mapboxsdk.utils.ThreadUtils;
 import timber.log.Timber;

 /**
@@ -213,6 +212,7 @@ public class MapSnapshotter {
   * @param options the options to use for the snapshot
   */
  public MapSnapshotter(@NonNull Context context, @NonNull Options options) {
+    checkThread();
    this.context = context.getApplicationContext();
    FileSource fileSource = FileSource.getInstance(context);
    String programCacheDir = context.getCacheDir().getAbsolutePath();
@@ -243,7 +243,7 @@ public class MapSnapshotter {
    if (this.callback != null) {
      throw new IllegalStateException("Snapshotter was already started");
    }
-
+    checkThread();
    this.callback = callback;
    this.errorHandler = errorHandler;
    nativeStart();
@@ -284,6 +284,7 @@ public class MapSnapshotter {
   * the object was created on.
   */
  public void cancel() {
+    checkThread();
    reset();
    nativeCancel();
  }
@@ -465,6 +466,10 @@ public class MapSnapshotter {
    }
  }

+  private void checkThread() {
+    ThreadUtils.checkThread("MapSnapshotter");
+  }
+
  protected void reset() {
    callback = null;
    errorHandler = null;
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/BackgroundLayer.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/BackgroundLayer.java
@@ -36,6 +36,7 @@ public class BackgroundLayer extends Layer {
   * @param layerId the id of the layer
   */
  public BackgroundLayer(String layerId) {
+    super();
    initialize(layerId);
  }

@@ -61,6 +62,7 @@ public class BackgroundLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getBackgroundColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("background-color", nativeGetBackgroundColor());
  }

@@ -72,6 +74,7 @@ public class BackgroundLayer extends Layer {
   */
  @ColorInt
  public int getBackgroundColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getBackgroundColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -86,6 +89,7 @@ public class BackgroundLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getBackgroundColorTransition() {
+    checkThread();
    return nativeGetBackgroundColorTransition();
  }

@@ -95,6 +99,7 @@ public class BackgroundLayer extends Layer {
   * @param options transition options for String
   */
  public void setBackgroundColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetBackgroundColorTransition(options.getDuration(), options.getDelay());
  }

@@ -105,6 +110,7 @@ public class BackgroundLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getBackgroundPattern() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("background-pattern", nativeGetBackgroundPattern());
  }

@@ -114,6 +120,7 @@ public class BackgroundLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getBackgroundPatternTransition() {
+    checkThread();
    return nativeGetBackgroundPatternTransition();
  }

@@ -123,6 +130,7 @@ public class BackgroundLayer extends Layer {
   * @param options transition options for String
   */
  public void setBackgroundPatternTransition(TransitionOptions options) {
+    checkThread();
    nativeSetBackgroundPatternTransition(options.getDuration(), options.getDelay());
  }

@@ -133,6 +141,7 @@ public class BackgroundLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getBackgroundOpacity() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("background-opacity", nativeGetBackgroundOpacity());
  }

@@ -142,6 +151,7 @@ public class BackgroundLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getBackgroundOpacityTransition() {
+    checkThread();
    return nativeGetBackgroundOpacityTransition();
  }

@@ -151,6 +161,7 @@ public class BackgroundLayer extends Layer {
   * @param options transition options for Float
   */
  public void setBackgroundOpacityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetBackgroundOpacityTransition(options.getDuration(), options.getDelay());
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/CircleLayer.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/CircleLayer.java
@@ -37,6 +37,7 @@ public class CircleLayer extends Layer {
   * @param sourceId the id of the source
   */
  public CircleLayer(String layerId, String sourceId) {
+    super();
    initialize(layerId, sourceId);
  }

@@ -48,6 +49,7 @@ public class CircleLayer extends Layer {
   * @param sourceLayer the source layer to set
   */
  public void setSourceLayer(String sourceLayer) {
+    checkThread();
    nativeSetSourceLayer(sourceLayer);
  }

@@ -68,6 +70,7 @@ public class CircleLayer extends Layer {
   * @return sourceLayer the source layer to get
   */
  public String getSourceLayer() {
+    checkThread();
    return nativeGetSourceLayer();
  }

@@ -77,6 +80,7 @@ public class CircleLayer extends Layer {
   * @param filter the expression filter to set
   */
  public void setFilter(Expression filter) {
+    checkThread();
    nativeSetFilter(filter.toArray());
  }

@@ -98,6 +102,7 @@ public class CircleLayer extends Layer {
   */
  @Nullable
  public Expression getFilter() {
+    checkThread();
    Expression expression = null;
    JsonArray array = (JsonArray) nativeGetFilter();
    if (array != null) {
@@ -126,6 +131,7 @@ public class CircleLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getCircleRadius() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("circle-radius", nativeGetCircleRadius());
  }

@@ -135,6 +141,7 @@ public class CircleLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getCircleRadiusTransition() {
+    checkThread();
    return nativeGetCircleRadiusTransition();
  }

@@ -144,6 +151,7 @@ public class CircleLayer extends Layer {
   * @param options transition options for Float
   */
  public void setCircleRadiusTransition(TransitionOptions options) {
+    checkThread();
    nativeSetCircleRadiusTransition(options.getDuration(), options.getDelay());
  }

@@ -154,6 +162,7 @@ public class CircleLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getCircleColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("circle-color", nativeGetCircleColor());
  }

@@ -165,6 +174,7 @@ public class CircleLayer extends Layer {
   */
  @ColorInt
  public int getCircleColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getCircleColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -179,6 +189,7 @@ public class CircleLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getCircleColorTransition() {
+    checkThread();
    return nativeGetCircleColorTransition();
  }

@@ -188,6 +199,7 @@ public class CircleLayer extends Layer {
   * @param options transition options for String
   */
  public void setCircleColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetCircleColorTransition(options.getDuration(), options.getDelay());
  }

@@ -198,6 +210,7 @@ public class CircleLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getCircleBlur() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("circle-blur", nativeGetCircleBlur());
  }

@@ -207,6 +220,7 @@ public class CircleLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getCircleBlurTransition() {
+    checkThread();
    return nativeGetCircleBlurTransition();
  }

@@ -216,6 +230,7 @@ public class CircleLayer extends Layer {
   * @param options transition options for Float
   */
  public void setCircleBlurTransition(TransitionOptions options) {
+    checkThread();
    nativeSetCircleBlurTransition(options.getDuration(), options.getDelay());
  }

@@ -226,6 +241,7 @@ public class CircleLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getCircleOpacity() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("circle-opacity", nativeGetCircleOpacity());
  }

@@ -235,6 +251,7 @@ public class CircleLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getCircleOpacityTransition() {
+    checkThread();
    return nativeGetCircleOpacityTransition();
  }

@@ -244,6 +261,7 @@ public class CircleLayer extends Layer {
   * @param options transition options for Float
   */
  public void setCircleOpacityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetCircleOpacityTransition(options.getDuration(), options.getDelay());
  }

@@ -254,6 +272,7 @@ public class CircleLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float[]> getCircleTranslate() {
+    checkThread();
    return (PropertyValue<Float[]>) new PropertyValue("circle-translate", nativeGetCircleTranslate());
  }

@@ -263,6 +282,7 @@ public class CircleLayer extends Layer {
   * @return transition options for Float[]
   */
  public TransitionOptions getCircleTranslateTransition() {
+    checkThread();
    return nativeGetCircleTranslateTransition();
  }

@@ -272,6 +292,7 @@ public class CircleLayer extends Layer {
   * @param options transition options for Float[]
   */
  public void setCircleTranslateTransition(TransitionOptions options) {
+    checkThread();
    nativeSetCircleTranslateTransition(options.getDuration(), options.getDelay());
  }

@@ -282,6 +303,7 @@ public class CircleLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getCircleTranslateAnchor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("circle-translate-anchor", nativeGetCircleTranslateAnchor());
  }

@@ -292,6 +314,7 @@ public class CircleLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getCirclePitchScale() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("circle-pitch-scale", nativeGetCirclePitchScale());
  }

@@ -302,6 +325,7 @@ public class CircleLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getCirclePitchAlignment() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("circle-pitch-alignment", nativeGetCirclePitchAlignment());
  }

@@ -312,6 +336,7 @@ public class CircleLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getCircleStrokeWidth() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("circle-stroke-width", nativeGetCircleStrokeWidth());
  }

@@ -321,6 +346,7 @@ public class CircleLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getCircleStrokeWidthTransition() {
+    checkThread();
    return nativeGetCircleStrokeWidthTransition();
  }

@@ -330,6 +356,7 @@ public class CircleLayer extends Layer {
   * @param options transition options for Float
   */
  public void setCircleStrokeWidthTransition(TransitionOptions options) {
+    checkThread();
    nativeSetCircleStrokeWidthTransition(options.getDuration(), options.getDelay());
  }

@@ -340,6 +367,7 @@ public class CircleLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getCircleStrokeColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("circle-stroke-color", nativeGetCircleStrokeColor());
  }

@@ -351,6 +379,7 @@ public class CircleLayer extends Layer {
   */
  @ColorInt
  public int getCircleStrokeColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getCircleStrokeColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -365,6 +394,7 @@ public class CircleLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getCircleStrokeColorTransition() {
+    checkThread();
    return nativeGetCircleStrokeColorTransition();
  }

@@ -374,6 +404,7 @@ public class CircleLayer extends Layer {
   * @param options transition options for String
   */
  public void setCircleStrokeColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetCircleStrokeColorTransition(options.getDuration(), options.getDelay());
  }

@@ -384,6 +415,7 @@ public class CircleLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getCircleStrokeOpacity() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("circle-stroke-opacity", nativeGetCircleStrokeOpacity());
  }

@@ -393,6 +425,7 @@ public class CircleLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getCircleStrokeOpacityTransition() {
+    checkThread();
    return nativeGetCircleStrokeOpacityTransition();
  }

@@ -402,6 +435,7 @@ public class CircleLayer extends Layer {
   * @param options transition options for Float
   */
  public void setCircleStrokeOpacityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetCircleStrokeOpacityTransition(options.getDuration(), options.getDelay());
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/FillExtrusionLayer.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/FillExtrusionLayer.java
@@ -37,6 +37,7 @@ public class FillExtrusionLayer extends Layer {
   * @param sourceId the id of the source
   */
  public FillExtrusionLayer(String layerId, String sourceId) {
+    super();
    initialize(layerId, sourceId);
  }

@@ -48,6 +49,7 @@ public class FillExtrusionLayer extends Layer {
   * @param sourceLayer the source layer to set
   */
  public void setSourceLayer(String sourceLayer) {
+    checkThread();
    nativeSetSourceLayer(sourceLayer);
  }

@@ -68,6 +70,7 @@ public class FillExtrusionLayer extends Layer {
   * @return sourceLayer the source layer to get
   */
  public String getSourceLayer() {
+    checkThread();
    return nativeGetSourceLayer();
  }

@@ -77,6 +80,7 @@ public class FillExtrusionLayer extends Layer {
   * @param filter the expression filter to set
   */
  public void setFilter(Expression filter) {
+    checkThread();
    nativeSetFilter(filter.toArray());
  }

@@ -98,6 +102,7 @@ public class FillExtrusionLayer extends Layer {
   */
  @Nullable
  public Expression getFilter() {
+    checkThread();
    Expression expression = null;
    JsonArray array = (JsonArray) nativeGetFilter();
    if (array != null) {
@@ -126,6 +131,7 @@ public class FillExtrusionLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getFillExtrusionOpacity() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("fill-extrusion-opacity", nativeGetFillExtrusionOpacity());
  }

@@ -135,6 +141,7 @@ public class FillExtrusionLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getFillExtrusionOpacityTransition() {
+    checkThread();
    return nativeGetFillExtrusionOpacityTransition();
  }

@@ -144,6 +151,7 @@ public class FillExtrusionLayer extends Layer {
   * @param options transition options for Float
   */
  public void setFillExtrusionOpacityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetFillExtrusionOpacityTransition(options.getDuration(), options.getDelay());
  }

@@ -154,6 +162,7 @@ public class FillExtrusionLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getFillExtrusionColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("fill-extrusion-color", nativeGetFillExtrusionColor());
  }

@@ -165,6 +174,7 @@ public class FillExtrusionLayer extends Layer {
   */
  @ColorInt
  public int getFillExtrusionColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getFillExtrusionColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -179,6 +189,7 @@ public class FillExtrusionLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getFillExtrusionColorTransition() {
+    checkThread();
    return nativeGetFillExtrusionColorTransition();
  }

@@ -188,6 +199,7 @@ public class FillExtrusionLayer extends Layer {
   * @param options transition options for String
   */
  public void setFillExtrusionColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetFillExtrusionColorTransition(options.getDuration(), options.getDelay());
  }

@@ -198,6 +210,7 @@ public class FillExtrusionLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float[]> getFillExtrusionTranslate() {
+    checkThread();
    return (PropertyValue<Float[]>) new PropertyValue("fill-extrusion-translate", nativeGetFillExtrusionTranslate());
  }

@@ -207,6 +220,7 @@ public class FillExtrusionLayer extends Layer {
   * @return transition options for Float[]
   */
  public TransitionOptions getFillExtrusionTranslateTransition() {
+    checkThread();
    return nativeGetFillExtrusionTranslateTransition();
  }

@@ -216,6 +230,7 @@ public class FillExtrusionLayer extends Layer {
   * @param options transition options for Float[]
   */
  public void setFillExtrusionTranslateTransition(TransitionOptions options) {
+    checkThread();
    nativeSetFillExtrusionTranslateTransition(options.getDuration(), options.getDelay());
  }

@@ -226,6 +241,7 @@ public class FillExtrusionLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getFillExtrusionTranslateAnchor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("fill-extrusion-translate-anchor", nativeGetFillExtrusionTranslateAnchor());
  }

@@ -236,6 +252,7 @@ public class FillExtrusionLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getFillExtrusionPattern() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("fill-extrusion-pattern", nativeGetFillExtrusionPattern());
  }

@@ -245,6 +262,7 @@ public class FillExtrusionLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getFillExtrusionPatternTransition() {
+    checkThread();
    return nativeGetFillExtrusionPatternTransition();
  }

@@ -254,6 +272,7 @@ public class FillExtrusionLayer extends Layer {
   * @param options transition options for String
   */
  public void setFillExtrusionPatternTransition(TransitionOptions options) {
+    checkThread();
    nativeSetFillExtrusionPatternTransition(options.getDuration(), options.getDelay());
  }

@@ -264,6 +283,7 @@ public class FillExtrusionLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getFillExtrusionHeight() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("fill-extrusion-height", nativeGetFillExtrusionHeight());
  }

@@ -273,6 +293,7 @@ public class FillExtrusionLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getFillExtrusionHeightTransition() {
+    checkThread();
    return nativeGetFillExtrusionHeightTransition();
  }

@@ -282,6 +303,7 @@ public class FillExtrusionLayer extends Layer {
   * @param options transition options for Float
   */
  public void setFillExtrusionHeightTransition(TransitionOptions options) {
+    checkThread();
    nativeSetFillExtrusionHeightTransition(options.getDuration(), options.getDelay());
  }

@@ -292,6 +314,7 @@ public class FillExtrusionLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getFillExtrusionBase() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("fill-extrusion-base", nativeGetFillExtrusionBase());
  }

@@ -301,6 +324,7 @@ public class FillExtrusionLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getFillExtrusionBaseTransition() {
+    checkThread();
    return nativeGetFillExtrusionBaseTransition();
  }

@@ -310,6 +334,7 @@ public class FillExtrusionLayer extends Layer {
   * @param options transition options for Float
   */
  public void setFillExtrusionBaseTransition(TransitionOptions options) {
+    checkThread();
    nativeSetFillExtrusionBaseTransition(options.getDuration(), options.getDelay());
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/FillLayer.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/FillLayer.java
@@ -37,6 +37,7 @@ public class FillLayer extends Layer {
   * @param sourceId the id of the source
   */
  public FillLayer(String layerId, String sourceId) {
+    super();
    initialize(layerId, sourceId);
  }

@@ -48,6 +49,7 @@ public class FillLayer extends Layer {
   * @param sourceLayer the source layer to set
   */
  public void setSourceLayer(String sourceLayer) {
+    checkThread();
    nativeSetSourceLayer(sourceLayer);
  }

@@ -68,6 +70,7 @@ public class FillLayer extends Layer {
   * @return sourceLayer the source layer to get
   */
  public String getSourceLayer() {
+    checkThread();
    return nativeGetSourceLayer();
  }

@@ -77,6 +80,7 @@ public class FillLayer extends Layer {
   * @param filter the expression filter to set
   */
  public void setFilter(Expression filter) {
+    checkThread();
    nativeSetFilter(filter.toArray());
  }

@@ -98,6 +102,7 @@ public class FillLayer extends Layer {
   */
  @Nullable
  public Expression getFilter() {
+    checkThread();
    Expression expression = null;
    JsonArray array = (JsonArray) nativeGetFilter();
    if (array != null) {
@@ -126,6 +131,7 @@ public class FillLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Boolean> getFillAntialias() {
+    checkThread();
    return (PropertyValue<Boolean>) new PropertyValue("fill-antialias", nativeGetFillAntialias());
  }

@@ -136,6 +142,7 @@ public class FillLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getFillOpacity() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("fill-opacity", nativeGetFillOpacity());
  }

@@ -145,6 +152,7 @@ public class FillLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getFillOpacityTransition() {
+    checkThread();
    return nativeGetFillOpacityTransition();
  }

@@ -154,6 +162,7 @@ public class FillLayer extends Layer {
   * @param options transition options for Float
   */
  public void setFillOpacityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetFillOpacityTransition(options.getDuration(), options.getDelay());
  }

@@ -164,6 +173,7 @@ public class FillLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getFillColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("fill-color", nativeGetFillColor());
  }

@@ -175,6 +185,7 @@ public class FillLayer extends Layer {
   */
  @ColorInt
  public int getFillColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getFillColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -189,6 +200,7 @@ public class FillLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getFillColorTransition() {
+    checkThread();
    return nativeGetFillColorTransition();
  }

@@ -198,6 +210,7 @@ public class FillLayer extends Layer {
   * @param options transition options for String
   */
  public void setFillColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetFillColorTransition(options.getDuration(), options.getDelay());
  }

@@ -208,6 +221,7 @@ public class FillLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getFillOutlineColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("fill-outline-color", nativeGetFillOutlineColor());
  }

@@ -219,6 +233,7 @@ public class FillLayer extends Layer {
   */
  @ColorInt
  public int getFillOutlineColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getFillOutlineColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -233,6 +248,7 @@ public class FillLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getFillOutlineColorTransition() {
+    checkThread();
    return nativeGetFillOutlineColorTransition();
  }

@@ -242,6 +258,7 @@ public class FillLayer extends Layer {
   * @param options transition options for String
   */
  public void setFillOutlineColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetFillOutlineColorTransition(options.getDuration(), options.getDelay());
  }

@@ -252,6 +269,7 @@ public class FillLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float[]> getFillTranslate() {
+    checkThread();
    return (PropertyValue<Float[]>) new PropertyValue("fill-translate", nativeGetFillTranslate());
  }

@@ -261,6 +279,7 @@ public class FillLayer extends Layer {
   * @return transition options for Float[]
   */
  public TransitionOptions getFillTranslateTransition() {
+    checkThread();
    return nativeGetFillTranslateTransition();
  }

@@ -270,6 +289,7 @@ public class FillLayer extends Layer {
   * @param options transition options for Float[]
   */
  public void setFillTranslateTransition(TransitionOptions options) {
+    checkThread();
    nativeSetFillTranslateTransition(options.getDuration(), options.getDelay());
  }

@@ -280,6 +300,7 @@ public class FillLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getFillTranslateAnchor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("fill-translate-anchor", nativeGetFillTranslateAnchor());
  }

@@ -290,6 +311,7 @@ public class FillLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getFillPattern() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("fill-pattern", nativeGetFillPattern());
  }

@@ -299,6 +321,7 @@ public class FillLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getFillPatternTransition() {
+    checkThread();
    return nativeGetFillPatternTransition();
  }

@@ -308,6 +331,7 @@ public class FillLayer extends Layer {
   * @param options transition options for String
   */
  public void setFillPatternTransition(TransitionOptions options) {
+    checkThread();
    nativeSetFillPatternTransition(options.getDuration(), options.getDelay());
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/HeatmapLayer.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/HeatmapLayer.java
@@ -37,6 +37,7 @@ public class HeatmapLayer extends Layer {
   * @param sourceId the id of the source
   */
  public HeatmapLayer(String layerId, String sourceId) {
+    super();
    initialize(layerId, sourceId);
  }

@@ -48,6 +49,7 @@ public class HeatmapLayer extends Layer {
   * @param sourceLayer the source layer to set
   */
  public void setSourceLayer(String sourceLayer) {
+    checkThread();
    nativeSetSourceLayer(sourceLayer);
  }

@@ -68,6 +70,7 @@ public class HeatmapLayer extends Layer {
   * @return sourceLayer the source layer to get
   */
  public String getSourceLayer() {
+    checkThread();
    return nativeGetSourceLayer();
  }

@@ -77,6 +80,7 @@ public class HeatmapLayer extends Layer {
   * @param filter the expression filter to set
   */
  public void setFilter(Expression filter) {
+    checkThread();
    nativeSetFilter(filter.toArray());
  }

@@ -98,6 +102,7 @@ public class HeatmapLayer extends Layer {
   */
  @Nullable
  public Expression getFilter() {
+    checkThread();
    Expression expression = null;
    JsonArray array = (JsonArray) nativeGetFilter();
    if (array != null) {
@@ -126,6 +131,7 @@ public class HeatmapLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getHeatmapRadius() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("heatmap-radius", nativeGetHeatmapRadius());
  }

@@ -135,6 +141,7 @@ public class HeatmapLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getHeatmapRadiusTransition() {
+    checkThread();
    return nativeGetHeatmapRadiusTransition();
  }

@@ -144,6 +151,7 @@ public class HeatmapLayer extends Layer {
   * @param options transition options for Float
   */
  public void setHeatmapRadiusTransition(TransitionOptions options) {
+    checkThread();
    nativeSetHeatmapRadiusTransition(options.getDuration(), options.getDelay());
  }

@@ -154,6 +162,7 @@ public class HeatmapLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getHeatmapWeight() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("heatmap-weight", nativeGetHeatmapWeight());
  }

@@ -164,6 +173,7 @@ public class HeatmapLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getHeatmapIntensity() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("heatmap-intensity", nativeGetHeatmapIntensity());
  }

@@ -173,6 +183,7 @@ public class HeatmapLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getHeatmapIntensityTransition() {
+    checkThread();
    return nativeGetHeatmapIntensityTransition();
  }

@@ -182,6 +193,7 @@ public class HeatmapLayer extends Layer {
   * @param options transition options for Float
   */
  public void setHeatmapIntensityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetHeatmapIntensityTransition(options.getDuration(), options.getDelay());
  }

@@ -192,6 +204,7 @@ public class HeatmapLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getHeatmapColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("heatmap-color", nativeGetHeatmapColor());
  }

@@ -203,6 +216,7 @@ public class HeatmapLayer extends Layer {
   */
  @ColorInt
  public int getHeatmapColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getHeatmapColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -218,6 +232,7 @@ public class HeatmapLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getHeatmapOpacity() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("heatmap-opacity", nativeGetHeatmapOpacity());
  }

@@ -227,6 +242,7 @@ public class HeatmapLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getHeatmapOpacityTransition() {
+    checkThread();
    return nativeGetHeatmapOpacityTransition();
  }

@@ -236,6 +252,7 @@ public class HeatmapLayer extends Layer {
   * @param options transition options for Float
   */
  public void setHeatmapOpacityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetHeatmapOpacityTransition(options.getDuration(), options.getDelay());
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/HillshadeLayer.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/HillshadeLayer.java
@@ -37,6 +37,7 @@ public class HillshadeLayer extends Layer {
   * @param sourceId the id of the source
   */
  public HillshadeLayer(String layerId, String sourceId) {
+    super();
    initialize(layerId, sourceId);
  }

@@ -48,6 +49,7 @@ public class HillshadeLayer extends Layer {
   * @param sourceLayer the source layer to set
   */
  public void setSourceLayer(String sourceLayer) {
+    checkThread();
    nativeSetSourceLayer(sourceLayer);
  }

@@ -82,6 +84,7 @@ public class HillshadeLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getHillshadeIlluminationDirection() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("hillshade-illumination-direction", nativeGetHillshadeIlluminationDirection());
  }

@@ -92,6 +95,7 @@ public class HillshadeLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getHillshadeIlluminationAnchor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("hillshade-illumination-anchor", nativeGetHillshadeIlluminationAnchor());
  }

@@ -102,6 +106,7 @@ public class HillshadeLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getHillshadeExaggeration() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("hillshade-exaggeration", nativeGetHillshadeExaggeration());
  }

@@ -111,6 +116,7 @@ public class HillshadeLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getHillshadeExaggerationTransition() {
+    checkThread();
    return nativeGetHillshadeExaggerationTransition();
  }

@@ -120,6 +126,7 @@ public class HillshadeLayer extends Layer {
   * @param options transition options for Float
   */
  public void setHillshadeExaggerationTransition(TransitionOptions options) {
+    checkThread();
    nativeSetHillshadeExaggerationTransition(options.getDuration(), options.getDelay());
  }

@@ -130,6 +137,7 @@ public class HillshadeLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getHillshadeShadowColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("hillshade-shadow-color", nativeGetHillshadeShadowColor());
  }

@@ -141,6 +149,7 @@ public class HillshadeLayer extends Layer {
   */
  @ColorInt
  public int getHillshadeShadowColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getHillshadeShadowColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -155,6 +164,7 @@ public class HillshadeLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getHillshadeShadowColorTransition() {
+    checkThread();
    return nativeGetHillshadeShadowColorTransition();
  }

@@ -164,6 +174,7 @@ public class HillshadeLayer extends Layer {
   * @param options transition options for String
   */
  public void setHillshadeShadowColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetHillshadeShadowColorTransition(options.getDuration(), options.getDelay());
  }

@@ -174,6 +185,7 @@ public class HillshadeLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getHillshadeHighlightColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("hillshade-highlight-color", nativeGetHillshadeHighlightColor());
  }

@@ -185,6 +197,7 @@ public class HillshadeLayer extends Layer {
   */
  @ColorInt
  public int getHillshadeHighlightColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getHillshadeHighlightColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -199,6 +212,7 @@ public class HillshadeLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getHillshadeHighlightColorTransition() {
+    checkThread();
    return nativeGetHillshadeHighlightColorTransition();
  }

@@ -208,6 +222,7 @@ public class HillshadeLayer extends Layer {
   * @param options transition options for String
   */
  public void setHillshadeHighlightColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetHillshadeHighlightColorTransition(options.getDuration(), options.getDelay());
  }

@@ -218,6 +233,7 @@ public class HillshadeLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getHillshadeAccentColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("hillshade-accent-color", nativeGetHillshadeAccentColor());
  }

@@ -229,6 +245,7 @@ public class HillshadeLayer extends Layer {
   */
  @ColorInt
  public int getHillshadeAccentColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getHillshadeAccentColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -243,6 +260,7 @@ public class HillshadeLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getHillshadeAccentColorTransition() {
+    checkThread();
    return nativeGetHillshadeAccentColorTransition();
  }

@@ -252,6 +270,7 @@ public class HillshadeLayer extends Layer {
   * @param options transition options for String
   */
  public void setHillshadeAccentColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetHillshadeAccentColorTransition(options.getDuration(), options.getDelay());
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/Layer.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/Layer.java
@@ -5,6 +5,7 @@ import android.support.annotation.NonNull;
 import com.google.gson.JsonArray;
 import com.google.gson.JsonElement;
 import com.mapbox.mapboxsdk.style.expressions.Expression;
+import com.mapbox.mapboxsdk.utils.ThreadUtils;

 /**
 * Base class for the different Layer types
@@ -15,13 +16,23 @@ public abstract class Layer {
  private boolean invalidated;

  public Layer(long nativePtr) {
+    checkThread();
    this.nativePtr = nativePtr;
  }

  public Layer() {
+    checkThread();
+  }
+
+  /**
+   * Validates if layer interaction is happening on the UI thread
+   */
+  protected void checkThread(){
+    ThreadUtils.checkThread("Layer");
  }

  public void setProperties(@NonNull PropertyValue<?>... properties) {
+    checkThread();
    if (properties.length == 0) {
      return;
    }
@@ -37,26 +48,32 @@ public abstract class Layer {
  }

  public String getId() {
+    checkThread();
    return nativeGetId();
  }

  public PropertyValue<String> getVisibility() {
+    checkThread();
    return new PaintPropertyValue<>("visibility", (String) nativeGetVisibility());
  }

  public float getMinZoom() {
+    checkThread();
    return nativeGetMinZoom();
  }

  public float getMaxZoom() {
+    checkThread();
    return nativeGetMaxZoom();
  }

  public void setMinZoom(float zoom) {
+    checkThread();
    nativeSetMinZoom(zoom);
  }

  public void setMaxZoom(float zoom) {
+    checkThread();
    nativeSetMaxZoom(zoom);
  }

@@ -97,5 +114,4 @@ public abstract class Layer {
    }
    return value;
  }
-
 }
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/LineLayer.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/LineLayer.java
@@ -37,6 +37,7 @@ public class LineLayer extends Layer {
   * @param sourceId the id of the source
   */
  public LineLayer(String layerId, String sourceId) {
+    super();
    initialize(layerId, sourceId);
  }

@@ -48,6 +49,7 @@ public class LineLayer extends Layer {
   * @param sourceLayer the source layer to set
   */
  public void setSourceLayer(String sourceLayer) {
+    checkThread();
    nativeSetSourceLayer(sourceLayer);
  }

@@ -68,6 +70,7 @@ public class LineLayer extends Layer {
   * @return sourceLayer the source layer to get
   */
  public String getSourceLayer() {
+    checkThread();
    return nativeGetSourceLayer();
  }

@@ -77,6 +80,7 @@ public class LineLayer extends Layer {
   * @param filter the expression filter to set
   */
  public void setFilter(Expression filter) {
+    checkThread();
    nativeSetFilter(filter.toArray());
  }

@@ -98,6 +102,7 @@ public class LineLayer extends Layer {
   */
  @Nullable
  public Expression getFilter() {
+    checkThread();
    Expression expression = null;
    JsonArray array = (JsonArray) nativeGetFilter();
    if (array != null) {
@@ -126,6 +131,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getLineCap() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("line-cap", nativeGetLineCap());
  }

@@ -136,6 +142,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getLineJoin() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("line-join", nativeGetLineJoin());
  }

@@ -146,6 +153,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getLineMiterLimit() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("line-miter-limit", nativeGetLineMiterLimit());
  }

@@ -156,6 +164,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getLineRoundLimit() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("line-round-limit", nativeGetLineRoundLimit());
  }

@@ -166,6 +175,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getLineOpacity() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("line-opacity", nativeGetLineOpacity());
  }

@@ -175,6 +185,7 @@ public class LineLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getLineOpacityTransition() {
+    checkThread();
    return nativeGetLineOpacityTransition();
  }

@@ -184,6 +195,7 @@ public class LineLayer extends Layer {
   * @param options transition options for Float
   */
  public void setLineOpacityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetLineOpacityTransition(options.getDuration(), options.getDelay());
  }

@@ -194,6 +206,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getLineColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("line-color", nativeGetLineColor());
  }

@@ -205,6 +218,7 @@ public class LineLayer extends Layer {
   */
  @ColorInt
  public int getLineColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getLineColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -219,6 +233,7 @@ public class LineLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getLineColorTransition() {
+    checkThread();
    return nativeGetLineColorTransition();
  }

@@ -228,6 +243,7 @@ public class LineLayer extends Layer {
   * @param options transition options for String
   */
  public void setLineColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetLineColorTransition(options.getDuration(), options.getDelay());
  }

@@ -238,6 +254,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float[]> getLineTranslate() {
+    checkThread();
    return (PropertyValue<Float[]>) new PropertyValue("line-translate", nativeGetLineTranslate());
  }

@@ -247,6 +264,7 @@ public class LineLayer extends Layer {
   * @return transition options for Float[]
   */
  public TransitionOptions getLineTranslateTransition() {
+    checkThread();
    return nativeGetLineTranslateTransition();
  }

@@ -256,6 +274,7 @@ public class LineLayer extends Layer {
   * @param options transition options for Float[]
   */
  public void setLineTranslateTransition(TransitionOptions options) {
+    checkThread();
    nativeSetLineTranslateTransition(options.getDuration(), options.getDelay());
  }

@@ -266,6 +285,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getLineTranslateAnchor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("line-translate-anchor", nativeGetLineTranslateAnchor());
  }

@@ -276,6 +296,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getLineWidth() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("line-width", nativeGetLineWidth());
  }

@@ -285,6 +306,7 @@ public class LineLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getLineWidthTransition() {
+    checkThread();
    return nativeGetLineWidthTransition();
  }

@@ -294,6 +316,7 @@ public class LineLayer extends Layer {
   * @param options transition options for Float
   */
  public void setLineWidthTransition(TransitionOptions options) {
+    checkThread();
    nativeSetLineWidthTransition(options.getDuration(), options.getDelay());
  }

@@ -304,6 +327,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getLineGapWidth() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("line-gap-width", nativeGetLineGapWidth());
  }

@@ -313,6 +337,7 @@ public class LineLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getLineGapWidthTransition() {
+    checkThread();
    return nativeGetLineGapWidthTransition();
  }

@@ -322,6 +347,7 @@ public class LineLayer extends Layer {
   * @param options transition options for Float
   */
  public void setLineGapWidthTransition(TransitionOptions options) {
+    checkThread();
    nativeSetLineGapWidthTransition(options.getDuration(), options.getDelay());
  }

@@ -332,6 +358,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getLineOffset() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("line-offset", nativeGetLineOffset());
  }

@@ -341,6 +368,7 @@ public class LineLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getLineOffsetTransition() {
+    checkThread();
    return nativeGetLineOffsetTransition();
  }

@@ -350,6 +378,7 @@ public class LineLayer extends Layer {
   * @param options transition options for Float
   */
  public void setLineOffsetTransition(TransitionOptions options) {
+    checkThread();
    nativeSetLineOffsetTransition(options.getDuration(), options.getDelay());
  }

@@ -360,6 +389,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getLineBlur() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("line-blur", nativeGetLineBlur());
  }

@@ -369,6 +399,7 @@ public class LineLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getLineBlurTransition() {
+    checkThread();
    return nativeGetLineBlurTransition();
  }

@@ -378,6 +409,7 @@ public class LineLayer extends Layer {
   * @param options transition options for Float
   */
  public void setLineBlurTransition(TransitionOptions options) {
+    checkThread();
    nativeSetLineBlurTransition(options.getDuration(), options.getDelay());
  }

@@ -388,6 +420,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float[]> getLineDasharray() {
+    checkThread();
    return (PropertyValue<Float[]>) new PropertyValue("line-dasharray", nativeGetLineDasharray());
  }

@@ -397,6 +430,7 @@ public class LineLayer extends Layer {
   * @return transition options for Float[]
   */
  public TransitionOptions getLineDasharrayTransition() {
+    checkThread();
    return nativeGetLineDasharrayTransition();
  }

@@ -406,6 +440,7 @@ public class LineLayer extends Layer {
   * @param options transition options for Float[]
   */
  public void setLineDasharrayTransition(TransitionOptions options) {
+    checkThread();
    nativeSetLineDasharrayTransition(options.getDuration(), options.getDelay());
  }

@@ -416,6 +451,7 @@ public class LineLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getLinePattern() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("line-pattern", nativeGetLinePattern());
  }

@@ -425,6 +461,7 @@ public class LineLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getLinePatternTransition() {
+    checkThread();
    return nativeGetLinePatternTransition();
  }

@@ -434,6 +471,7 @@ public class LineLayer extends Layer {
   * @param options transition options for String
   */
  public void setLinePatternTransition(TransitionOptions options) {
+    checkThread();
    nativeSetLinePatternTransition(options.getDuration(), options.getDelay());
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/RasterLayer.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/RasterLayer.java
@@ -37,6 +37,7 @@ public class RasterLayer extends Layer {
   * @param sourceId the id of the source
   */
  public RasterLayer(String layerId, String sourceId) {
+    super();
    initialize(layerId, sourceId);
  }

@@ -48,6 +49,7 @@ public class RasterLayer extends Layer {
   * @param sourceLayer the source layer to set
   */
  public void setSourceLayer(String sourceLayer) {
+    checkThread();
    nativeSetSourceLayer(sourceLayer);
  }

@@ -82,6 +84,7 @@ public class RasterLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getRasterOpacity() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("raster-opacity", nativeGetRasterOpacity());
  }

@@ -91,6 +94,7 @@ public class RasterLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getRasterOpacityTransition() {
+    checkThread();
    return nativeGetRasterOpacityTransition();
  }

@@ -100,6 +104,7 @@ public class RasterLayer extends Layer {
   * @param options transition options for Float
   */
  public void setRasterOpacityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetRasterOpacityTransition(options.getDuration(), options.getDelay());
  }

@@ -110,6 +115,7 @@ public class RasterLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getRasterHueRotate() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("raster-hue-rotate", nativeGetRasterHueRotate());
  }

@@ -119,6 +125,7 @@ public class RasterLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getRasterHueRotateTransition() {
+    checkThread();
    return nativeGetRasterHueRotateTransition();
  }

@@ -128,6 +135,7 @@ public class RasterLayer extends Layer {
   * @param options transition options for Float
   */
  public void setRasterHueRotateTransition(TransitionOptions options) {
+    checkThread();
    nativeSetRasterHueRotateTransition(options.getDuration(), options.getDelay());
  }

@@ -138,6 +146,7 @@ public class RasterLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getRasterBrightnessMin() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("raster-brightness-min", nativeGetRasterBrightnessMin());
  }

@@ -147,6 +156,7 @@ public class RasterLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getRasterBrightnessMinTransition() {
+    checkThread();
    return nativeGetRasterBrightnessMinTransition();
  }

@@ -156,6 +166,7 @@ public class RasterLayer extends Layer {
   * @param options transition options for Float
   */
  public void setRasterBrightnessMinTransition(TransitionOptions options) {
+    checkThread();
    nativeSetRasterBrightnessMinTransition(options.getDuration(), options.getDelay());
  }

@@ -166,6 +177,7 @@ public class RasterLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getRasterBrightnessMax() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("raster-brightness-max", nativeGetRasterBrightnessMax());
  }

@@ -175,6 +187,7 @@ public class RasterLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getRasterBrightnessMaxTransition() {
+    checkThread();
    return nativeGetRasterBrightnessMaxTransition();
  }

@@ -184,6 +197,7 @@ public class RasterLayer extends Layer {
   * @param options transition options for Float
   */
  public void setRasterBrightnessMaxTransition(TransitionOptions options) {
+    checkThread();
    nativeSetRasterBrightnessMaxTransition(options.getDuration(), options.getDelay());
  }

@@ -194,6 +208,7 @@ public class RasterLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getRasterSaturation() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("raster-saturation", nativeGetRasterSaturation());
  }

@@ -203,6 +218,7 @@ public class RasterLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getRasterSaturationTransition() {
+    checkThread();
    return nativeGetRasterSaturationTransition();
  }

@@ -212,6 +228,7 @@ public class RasterLayer extends Layer {
   * @param options transition options for Float
   */
  public void setRasterSaturationTransition(TransitionOptions options) {
+    checkThread();
    nativeSetRasterSaturationTransition(options.getDuration(), options.getDelay());
  }

@@ -222,6 +239,7 @@ public class RasterLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getRasterContrast() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("raster-contrast", nativeGetRasterContrast());
  }

@@ -231,6 +249,7 @@ public class RasterLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getRasterContrastTransition() {
+    checkThread();
    return nativeGetRasterContrastTransition();
  }

@@ -240,6 +259,7 @@ public class RasterLayer extends Layer {
   * @param options transition options for Float
   */
  public void setRasterContrastTransition(TransitionOptions options) {
+    checkThread();
    nativeSetRasterContrastTransition(options.getDuration(), options.getDelay());
  }

@@ -250,6 +270,7 @@ public class RasterLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getRasterFadeDuration() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("raster-fade-duration", nativeGetRasterFadeDuration());
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/SymbolLayer.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/SymbolLayer.java
@@ -37,6 +37,7 @@ public class SymbolLayer extends Layer {
   * @param sourceId the id of the source
   */
  public SymbolLayer(String layerId, String sourceId) {
+    super();
    initialize(layerId, sourceId);
  }

@@ -48,6 +49,7 @@ public class SymbolLayer extends Layer {
   * @param sourceLayer the source layer to set
   */
  public void setSourceLayer(String sourceLayer) {
+    checkThread();
    nativeSetSourceLayer(sourceLayer);
  }

@@ -68,6 +70,7 @@ public class SymbolLayer extends Layer {
   * @return sourceLayer the source layer to get
   */
  public String getSourceLayer() {
+    checkThread();
    return nativeGetSourceLayer();
  }

@@ -77,6 +80,7 @@ public class SymbolLayer extends Layer {
   * @param filter the expression filter to set
   */
  public void setFilter(Expression filter) {
+    checkThread();
    nativeSetFilter(filter.toArray());
  }

@@ -98,6 +102,7 @@ public class SymbolLayer extends Layer {
   */
  @Nullable
  public Expression getFilter() {
+    checkThread();
    Expression expression = null;
    JsonArray array = (JsonArray) nativeGetFilter();
    if (array != null) {
@@ -126,6 +131,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getSymbolPlacement() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("symbol-placement", nativeGetSymbolPlacement());
  }

@@ -136,6 +142,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getSymbolSpacing() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("symbol-spacing", nativeGetSymbolSpacing());
  }

@@ -146,6 +153,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Boolean> getSymbolAvoidEdges() {
+    checkThread();
    return (PropertyValue<Boolean>) new PropertyValue("symbol-avoid-edges", nativeGetSymbolAvoidEdges());
  }

@@ -156,6 +164,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Boolean> getIconAllowOverlap() {
+    checkThread();
    return (PropertyValue<Boolean>) new PropertyValue("icon-allow-overlap", nativeGetIconAllowOverlap());
  }

@@ -166,6 +175,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Boolean> getIconIgnorePlacement() {
+    checkThread();
    return (PropertyValue<Boolean>) new PropertyValue("icon-ignore-placement", nativeGetIconIgnorePlacement());
  }

@@ -176,6 +186,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Boolean> getIconOptional() {
+    checkThread();
    return (PropertyValue<Boolean>) new PropertyValue("icon-optional", nativeGetIconOptional());
  }

@@ -186,6 +197,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getIconRotationAlignment() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("icon-rotation-alignment", nativeGetIconRotationAlignment());
  }

@@ -196,6 +208,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getIconSize() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("icon-size", nativeGetIconSize());
  }

@@ -206,6 +219,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getIconTextFit() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("icon-text-fit", nativeGetIconTextFit());
  }

@@ -216,6 +230,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float[]> getIconTextFitPadding() {
+    checkThread();
    return (PropertyValue<Float[]>) new PropertyValue("icon-text-fit-padding", nativeGetIconTextFitPadding());
  }

@@ -226,6 +241,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getIconImage() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("icon-image", nativeGetIconImage());
  }

@@ -236,6 +252,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getIconRotate() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("icon-rotate", nativeGetIconRotate());
  }

@@ -246,6 +263,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getIconPadding() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("icon-padding", nativeGetIconPadding());
  }

@@ -256,6 +274,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Boolean> getIconKeepUpright() {
+    checkThread();
    return (PropertyValue<Boolean>) new PropertyValue("icon-keep-upright", nativeGetIconKeepUpright());
  }

@@ -266,6 +285,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float[]> getIconOffset() {
+    checkThread();
    return (PropertyValue<Float[]>) new PropertyValue("icon-offset", nativeGetIconOffset());
  }

@@ -276,6 +296,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getIconAnchor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("icon-anchor", nativeGetIconAnchor());
  }

@@ -286,6 +307,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getIconPitchAlignment() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("icon-pitch-alignment", nativeGetIconPitchAlignment());
  }

@@ -296,6 +318,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getTextPitchAlignment() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("text-pitch-alignment", nativeGetTextPitchAlignment());
  }

@@ -306,6 +329,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getTextRotationAlignment() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("text-rotation-alignment", nativeGetTextRotationAlignment());
  }

@@ -316,6 +340,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getTextField() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("text-field", nativeGetTextField());
  }

@@ -326,6 +351,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String[]> getTextFont() {
+    checkThread();
    return (PropertyValue<String[]>) new PropertyValue("text-font", nativeGetTextFont());
  }

@@ -336,6 +362,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getTextSize() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("text-size", nativeGetTextSize());
  }

@@ -346,6 +373,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getTextMaxWidth() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("text-max-width", nativeGetTextMaxWidth());
  }

@@ -356,6 +384,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getTextLineHeight() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("text-line-height", nativeGetTextLineHeight());
  }

@@ -366,6 +395,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getTextLetterSpacing() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("text-letter-spacing", nativeGetTextLetterSpacing());
  }

@@ -376,6 +406,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getTextJustify() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("text-justify", nativeGetTextJustify());
  }

@@ -386,6 +417,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getTextAnchor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("text-anchor", nativeGetTextAnchor());
  }

@@ -396,6 +428,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getTextMaxAngle() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("text-max-angle", nativeGetTextMaxAngle());
  }

@@ -406,6 +439,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getTextRotate() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("text-rotate", nativeGetTextRotate());
  }

@@ -416,6 +450,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getTextPadding() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("text-padding", nativeGetTextPadding());
  }

@@ -426,6 +461,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Boolean> getTextKeepUpright() {
+    checkThread();
    return (PropertyValue<Boolean>) new PropertyValue("text-keep-upright", nativeGetTextKeepUpright());
  }

@@ -436,6 +472,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getTextTransform() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("text-transform", nativeGetTextTransform());
  }

@@ -446,6 +483,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float[]> getTextOffset() {
+    checkThread();
    return (PropertyValue<Float[]>) new PropertyValue("text-offset", nativeGetTextOffset());
  }

@@ -456,6 +494,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Boolean> getTextAllowOverlap() {
+    checkThread();
    return (PropertyValue<Boolean>) new PropertyValue("text-allow-overlap", nativeGetTextAllowOverlap());
  }

@@ -466,6 +505,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Boolean> getTextIgnorePlacement() {
+    checkThread();
    return (PropertyValue<Boolean>) new PropertyValue("text-ignore-placement", nativeGetTextIgnorePlacement());
  }

@@ -476,6 +516,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Boolean> getTextOptional() {
+    checkThread();
    return (PropertyValue<Boolean>) new PropertyValue("text-optional", nativeGetTextOptional());
  }

@@ -486,6 +527,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getIconOpacity() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("icon-opacity", nativeGetIconOpacity());
  }

@@ -495,6 +537,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getIconOpacityTransition() {
+    checkThread();
    return nativeGetIconOpacityTransition();
  }

@@ -504,6 +547,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for Float
   */
  public void setIconOpacityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetIconOpacityTransition(options.getDuration(), options.getDelay());
  }

@@ -514,6 +558,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getIconColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("icon-color", nativeGetIconColor());
  }

@@ -525,6 +570,7 @@ public class SymbolLayer extends Layer {
   */
  @ColorInt
  public int getIconColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getIconColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -539,6 +585,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getIconColorTransition() {
+    checkThread();
    return nativeGetIconColorTransition();
  }

@@ -548,6 +595,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for String
   */
  public void setIconColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetIconColorTransition(options.getDuration(), options.getDelay());
  }

@@ -558,6 +606,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getIconHaloColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("icon-halo-color", nativeGetIconHaloColor());
  }

@@ -569,6 +618,7 @@ public class SymbolLayer extends Layer {
   */
  @ColorInt
  public int getIconHaloColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getIconHaloColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -583,6 +633,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getIconHaloColorTransition() {
+    checkThread();
    return nativeGetIconHaloColorTransition();
  }

@@ -592,6 +643,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for String
   */
  public void setIconHaloColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetIconHaloColorTransition(options.getDuration(), options.getDelay());
  }

@@ -602,6 +654,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getIconHaloWidth() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("icon-halo-width", nativeGetIconHaloWidth());
  }

@@ -611,6 +664,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getIconHaloWidthTransition() {
+    checkThread();
    return nativeGetIconHaloWidthTransition();
  }

@@ -620,6 +674,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for Float
   */
  public void setIconHaloWidthTransition(TransitionOptions options) {
+    checkThread();
    nativeSetIconHaloWidthTransition(options.getDuration(), options.getDelay());
  }

@@ -630,6 +685,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getIconHaloBlur() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("icon-halo-blur", nativeGetIconHaloBlur());
  }

@@ -639,6 +695,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getIconHaloBlurTransition() {
+    checkThread();
    return nativeGetIconHaloBlurTransition();
  }

@@ -648,6 +705,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for Float
   */
  public void setIconHaloBlurTransition(TransitionOptions options) {
+    checkThread();
    nativeSetIconHaloBlurTransition(options.getDuration(), options.getDelay());
  }

@@ -658,6 +716,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float[]> getIconTranslate() {
+    checkThread();
    return (PropertyValue<Float[]>) new PropertyValue("icon-translate", nativeGetIconTranslate());
  }

@@ -667,6 +726,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for Float[]
   */
  public TransitionOptions getIconTranslateTransition() {
+    checkThread();
    return nativeGetIconTranslateTransition();
  }

@@ -676,6 +736,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for Float[]
   */
  public void setIconTranslateTransition(TransitionOptions options) {
+    checkThread();
    nativeSetIconTranslateTransition(options.getDuration(), options.getDelay());
  }

@@ -686,6 +747,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getIconTranslateAnchor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("icon-translate-anchor", nativeGetIconTranslateAnchor());
  }

@@ -696,6 +758,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getTextOpacity() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("text-opacity", nativeGetTextOpacity());
  }

@@ -705,6 +768,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getTextOpacityTransition() {
+    checkThread();
    return nativeGetTextOpacityTransition();
  }

@@ -714,6 +778,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for Float
   */
  public void setTextOpacityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetTextOpacityTransition(options.getDuration(), options.getDelay());
  }

@@ -724,6 +789,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getTextColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("text-color", nativeGetTextColor());
  }

@@ -735,6 +801,7 @@ public class SymbolLayer extends Layer {
   */
  @ColorInt
  public int getTextColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getTextColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -749,6 +816,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getTextColorTransition() {
+    checkThread();
    return nativeGetTextColorTransition();
  }

@@ -758,6 +826,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for String
   */
  public void setTextColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetTextColorTransition(options.getDuration(), options.getDelay());
  }

@@ -768,6 +837,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getTextHaloColor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("text-halo-color", nativeGetTextHaloColor());
  }

@@ -779,6 +849,7 @@ public class SymbolLayer extends Layer {
   */
  @ColorInt
  public int getTextHaloColorAsInt() {
+    checkThread();
    PropertyValue<String> value = getTextHaloColor();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -793,6 +864,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for String
   */
  public TransitionOptions getTextHaloColorTransition() {
+    checkThread();
    return nativeGetTextHaloColorTransition();
  }

@@ -802,6 +874,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for String
   */
  public void setTextHaloColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetTextHaloColorTransition(options.getDuration(), options.getDelay());
  }

@@ -812,6 +885,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getTextHaloWidth() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("text-halo-width", nativeGetTextHaloWidth());
  }

@@ -821,6 +895,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getTextHaloWidthTransition() {
+    checkThread();
    return nativeGetTextHaloWidthTransition();
  }

@@ -830,6 +905,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for Float
   */
  public void setTextHaloWidthTransition(TransitionOptions options) {
+    checkThread();
    nativeSetTextHaloWidthTransition(options.getDuration(), options.getDelay());
  }

@@ -840,6 +916,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float> getTextHaloBlur() {
+    checkThread();
    return (PropertyValue<Float>) new PropertyValue("text-halo-blur", nativeGetTextHaloBlur());
  }

@@ -849,6 +926,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for Float
   */
  public TransitionOptions getTextHaloBlurTransition() {
+    checkThread();
    return nativeGetTextHaloBlurTransition();
  }

@@ -858,6 +936,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for Float
   */
  public void setTextHaloBlurTransition(TransitionOptions options) {
+    checkThread();
    nativeSetTextHaloBlurTransition(options.getDuration(), options.getDelay());
  }

@@ -868,6 +947,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<Float[]> getTextTranslate() {
+    checkThread();
    return (PropertyValue<Float[]>) new PropertyValue("text-translate", nativeGetTextTranslate());
  }

@@ -877,6 +957,7 @@ public class SymbolLayer extends Layer {
   * @return transition options for Float[]
   */
  public TransitionOptions getTextTranslateTransition() {
+    checkThread();
    return nativeGetTextTranslateTransition();
  }

@@ -886,6 +967,7 @@ public class SymbolLayer extends Layer {
   * @param options transition options for Float[]
   */
  public void setTextTranslateTransition(TransitionOptions options) {
+    checkThread();
    nativeSetTextTranslateTransition(options.getDuration(), options.getDelay());
  }

@@ -896,6 +978,7 @@ public class SymbolLayer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<String> getTextTranslateAnchor() {
+    checkThread();
    return (PropertyValue<String>) new PropertyValue("text-translate-anchor", nativeGetTextTranslateAnchor());
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/layer.java.ejs
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/layer.java.ejs
@@ -42,6 +42,7 @@ public class <%- camelize(type) %>Layer extends Layer {
   * @param layerId the id of the layer
   */
  public <%- camelize(type) %>Layer(String layerId) {
+    super();
    initialize(layerId);
  }

@@ -55,6 +56,7 @@ public class <%- camelize(type) %>Layer extends Layer {
   * @param sourceId the id of the source
   */
  public <%- camelize(type) %>Layer(String layerId, String sourceId) {
+    super();
    initialize(layerId, sourceId);
  }

@@ -66,6 +68,7 @@ public class <%- camelize(type) %>Layer extends Layer {
   * @param sourceLayer the source layer to set
   */
  public void setSourceLayer(String sourceLayer) {
+    checkThread();
    nativeSetSourceLayer(sourceLayer);
  }

@@ -88,6 +91,7 @@ public class <%- camelize(type) %>Layer extends Layer {
   * @return sourceLayer the source layer to get
   */
  public String getSourceLayer() {
+    checkThread();
    return nativeGetSourceLayer();
  }

@@ -97,6 +101,7 @@ public class <%- camelize(type) %>Layer extends Layer {
   * @param filter the expression filter to set
   */
  public void setFilter(Expression filter) {
+    checkThread();
    nativeSetFilter(filter.toArray());
  }

@@ -118,6 +123,7 @@ public class <%- camelize(type) %>Layer extends Layer {
   */
  @Nullable
  public Expression getFilter() {
+    checkThread();
    Expression expression = null;
    JsonArray array = (JsonArray) nativeGetFilter();
    if (array != null) {
@@ -148,6 +154,7 @@ public class <%- camelize(type) %>Layer extends Layer {
   */
  @SuppressWarnings("unchecked")
  public PropertyValue<<%- propertyType(property) %>> get<%- camelize(property.name) %>() {
+    checkThread();
    return (PropertyValue<<%- propertyType(property) %>>) new PropertyValue("<%- property.name %>", nativeGet<%- camelize(property.name) %>());
  }
 <% if (property.type == 'color') { -%>
@@ -160,6 +167,7 @@ public class <%- camelize(type) %>Layer extends Layer {
   */
  @ColorInt
  public int get<%- camelize(property.name) %>AsInt() {
+    checkThread();
    PropertyValue<<%- propertyType(property) %>> value = get<%- camelize(property.name) %>();
    if (value.isValue()) {
      return rgbaToColor(value.getValue());
@@ -176,6 +184,7 @@ public class <%- camelize(type) %>Layer extends Layer {
   * @return transition options for <%- propertyType(property) %>
   */
  public TransitionOptions get<%- camelize(property.name) %>Transition() {
+    checkThread();
    return nativeGet<%- camelize(property.name) %>Transition();
  }

@@ -185,6 +194,7 @@ public class <%- camelize(type) %>Layer extends Layer {
   * @param options transition options for <%- propertyType(property) %>
   */
  public void set<%- camelize(property.name) %>Transition(TransitionOptions options) {
+    checkThread();
    nativeSet<%- camelize(property.name) %>Transition(options.getDuration(), options.getDelay());
  }
 <% } -%>
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/light/Light.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/light/Light.java
@@ -9,6 +9,7 @@ import android.support.annotation.UiThread;
 import com.mapbox.mapboxsdk.style.layers.Property;
 import com.mapbox.mapboxsdk.style.layers.PropertyFactory;
 import com.mapbox.mapboxsdk.style.layers.TransitionOptions;
+import com.mapbox.mapboxsdk.utils.ThreadUtils;

 /**
 * The global light source.
@@ -26,6 +27,7 @@ public class Light {
   * @param nativePtr pointer used by core
   */
  public Light(long nativePtr) {
+    checkThread();
    this.nativePtr = nativePtr;
  }

@@ -35,6 +37,7 @@ public class Light {
   * @param anchor as String
   */
  public void setAnchor(@Property.ANCHOR String anchor) {
+    checkThread();
    nativeSetAnchor(anchor);
  }

@@ -44,6 +47,7 @@ public class Light {
   * @return anchor as String
   */
  @Property.ANCHOR public String getAnchor() {
+    checkThread();
    return nativeGetAnchor();
  }

@@ -53,6 +57,7 @@ public class Light {
   * @param position of the light
   */
  public void setPosition(@NonNull Position position) {
+    checkThread();
    nativeSetPosition(position);
  }

@@ -62,6 +67,7 @@ public class Light {
   * @return position as Position
   */
  public Position getPosition() {
+    checkThread();
    return nativeGetPosition();
  }

@@ -71,6 +77,7 @@ public class Light {
   * @return transition options for position
   */
  public TransitionOptions getPositionTransition() {
+    checkThread();
    return nativeGetPositionTransition();
  }

@@ -80,6 +87,7 @@ public class Light {
   * @param options transition options for position
   */
  public void setPositionTransition(TransitionOptions options) {
+    checkThread();
    nativeSetPositionTransition(options.getDuration(), options.getDelay());
  }

@@ -89,6 +97,7 @@ public class Light {
   * @param color as int
   */
  public void setColor(@ColorInt int color) {
+    checkThread();
    nativeSetColor(PropertyFactory.colorToRgbaString(color));
  }

@@ -98,6 +107,7 @@ public class Light {
   * @param color as String
   */
  public void setColor(String color) {
+    checkThread();
    nativeSetColor(color);
  }

@@ -107,6 +117,7 @@ public class Light {
   * @return color as String
   */
   public String getColor() {
+    checkThread();
    return nativeGetColor();
  }

@@ -116,6 +127,7 @@ public class Light {
   * @return transition options for color
   */
  public TransitionOptions getColorTransition() {
+    checkThread();
    return nativeGetColorTransition();
  }

@@ -125,6 +137,7 @@ public class Light {
   * @param options transition options for color
   */
  public void setColorTransition(TransitionOptions options) {
+    checkThread();
    nativeSetColorTransition(options.getDuration(), options.getDelay());
  }

@@ -134,6 +147,7 @@ public class Light {
   * @param intensity as Float
   */
  public void setIntensity(float intensity) {
+    checkThread();
    nativeSetIntensity(intensity);
  }

@@ -143,6 +157,7 @@ public class Light {
   * @return intensity as Float
   */
   public float getIntensity() {
+    checkThread();
    return nativeGetIntensity();
  }

@@ -152,6 +167,7 @@ public class Light {
   * @return transition options for intensity
   */
  public TransitionOptions getIntensityTransition() {
+    checkThread();
    return nativeGetIntensityTransition();
  }

@@ -161,9 +177,14 @@ public class Light {
   * @param options transition options for intensity
   */
  public void setIntensityTransition(TransitionOptions options) {
+    checkThread();
    nativeSetIntensityTransition(options.getDuration(), options.getDelay());
  }

+  private void checkThread(){
+    ThreadUtils.checkThread("Light");
+  }
+
  private native void nativeSetAnchor(String anchor);
  private native String nativeGetAnchor();
  private native void nativeSetPosition(Position position);
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/light/light.java.ejs
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/light/light.java.ejs
@@ -13,6 +13,7 @@ import android.support.annotation.UiThread;
 import com.mapbox.mapboxsdk.style.layers.Property;
 import com.mapbox.mapboxsdk.style.layers.PropertyFactory;
 import com.mapbox.mapboxsdk.style.layers.TransitionOptions;
+import com.mapbox.mapboxsdk.utils.ThreadUtils;

 /**
 * The global light source.
@@ -30,6 +31,7 @@ public class Light {
   * @param nativePtr pointer used by core
   */
  public Light(long nativePtr) {
+    checkThread();
    this.nativePtr = nativePtr;
  }
 <% for (const property of properties) { -%>
@@ -41,6 +43,7 @@ public class Light {
   * @param position of the light
   */
  public void set<%- camelize(property.name) %>(@NonNull Position position) {
+    checkThread();
    nativeSet<%- camelize(property.name) %>(position);
  }

@@ -50,6 +53,7 @@ public class Light {
   * @return <%- property.name %> as Position
   */
  public Position get<%- camelize(property.name) %>() {
+    checkThread();
    return nativeGet<%- camelize(property.name) %>();
  }
 <% } else { -%>
@@ -61,6 +65,7 @@ public class Light {
   * @param <%- property.name %> as int
   */
  public void set<%- camelize(property.name) %>(@ColorInt int <%- property.name %>) {
+    checkThread();
    nativeSet<%- camelize(property.name) %>(PropertyFactory.colorToRgbaString(<%- property.name %>));
  }
 <% } -%>
@@ -71,6 +76,7 @@ public class Light {
   * @param <%- property.name %> as <%- propertyType(property) %>
   */
  public void set<%- camelize(property.name) %>(<%- propertyTypeAnnotation(property) %><%- iff(() => propertyTypeAnnotation(property), " ") %><%- propertyJavaType(property) %> <%- property.name %>) {
+    checkThread();
    nativeSet<%- camelize(property.name) %>(<%- property.name %>);
  }

@@ -80,6 +86,7 @@ public class Light {
   * @return <%- property.name %> as <%- propertyType(property) %>
   */
  <%- propertyTypeAnnotation(property) %> public <%- propertyJavaType(property) %> get<%- camelize(property.name) %>() {
+    checkThread();
    return nativeGet<%- camelize(property.name) %>();
  }
 <% } -%>
@@ -91,6 +98,7 @@ public class Light {
   * @return transition options for <%- property.name %>
   */
  public TransitionOptions get<%- camelize(property.name) %>Transition() {
+    checkThread();
    return nativeGet<%- camelize(property.name) %>Transition();
  }

@@ -100,11 +108,16 @@ public class Light {
   * @param options transition options for <%- property.name %>
   */
  public void set<%- camelize(property.name) %>Transition(TransitionOptions options) {
+    checkThread();
    nativeSet<%- camelize(property.name) %>Transition(options.getDuration(), options.getDelay());
  }
 <% } -%>
 <% } -%>

+  private void checkThread(){
+    ThreadUtils.checkThread("Light");
+  }
+
 <% for (const property of properties) { -%>
 <% if (property.name == "position") {-%>
  private native void nativeSet<%- camelize(property.name) %>(Position position);
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/CustomGeometrySource.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/CustomGeometrySource.java
@@ -49,6 +49,7 @@ public class CustomGeometrySource extends Source {
   * @param options CustomGeometrySourceOptions.
   */
  public CustomGeometrySource(String id, GeometryTileProvider provider, CustomGeometrySourceOptions options) {
+    super();
    this.provider = provider;
    executor = Executors.newFixedThreadPool(4);
    initialize(id, options);
@@ -62,6 +63,7 @@ public class CustomGeometrySource extends Source {
   * @param bounds The region in which features should be invalidated at all zoom levels
   */
  public void invalidateRegion(LatLngBounds bounds) {
+    checkThread();
    nativeInvalidateBounds(bounds);
  }

@@ -74,6 +76,7 @@ public class CustomGeometrySource extends Source {
   * @param y Tile Y coordinate.
   */
  public void invalidateTile(int zoomLevel, int x, int y) {
+    checkThread();
    nativeInvalidateTile(zoomLevel, x, y);
  }

@@ -88,6 +91,7 @@ public class CustomGeometrySource extends Source {
   * @param data Feature collection for the tile.
   */
  public void setTileData(int zoomLevel, int x, int y, FeatureCollection data) {
+    checkThread();
    nativeSetTileData(zoomLevel, x, y, data);
  }

@@ -99,6 +103,7 @@ public class CustomGeometrySource extends Source {
   */
  @NonNull
  public List<Feature> querySourceFeatures(@Nullable Expression filter) {
+    checkThread();
    Feature[] features = querySourceFeatures(filter != null ? filter.toArray() : null);
    return features != null ? Arrays.asList(features) : new ArrayList<Feature>();
  }
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/GeoJsonSource.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/GeoJsonSource.java
@@ -37,6 +37,7 @@ public class GeoJsonSource extends Source {
   * @param id the source id
   */
  public GeoJsonSource(String id) {
+    super();
    initialize(id, null);
    setGeoJson(FeatureCollection.fromFeatures(new ArrayList<Feature>()));
  }
@@ -48,6 +49,7 @@ public class GeoJsonSource extends Source {
   * @param options options
   */
  public GeoJsonSource(String id, GeoJsonOptions options) {
+    super();
    initialize(id, options);
    setGeoJson(FeatureCollection.fromFeatures(new ArrayList<Feature>()));
  }
@@ -59,6 +61,7 @@ public class GeoJsonSource extends Source {
   * @param geoJson raw Json FeatureCollection
   */
  public GeoJsonSource(String id, String geoJson) {
+    super();
    if (geoJson == null || geoJson.startsWith("http")) {
      throw new IllegalArgumentException("Expected a raw json body");
    }
@@ -74,6 +77,7 @@ public class GeoJsonSource extends Source {
   * @param options options
   */
  public GeoJsonSource(String id, String geoJson, GeoJsonOptions options) {
+    super();
    if (geoJson == null || geoJson.startsWith("http")) {
      throw new IllegalArgumentException("Expected a raw json body");
    }
@@ -88,6 +92,7 @@ public class GeoJsonSource extends Source {
   * @param url remote json file
   */
  public GeoJsonSource(String id, URL url) {
+    super();
    initialize(id, null);
    nativeSetUrl(url.toExternalForm());
  }
@@ -100,6 +105,7 @@ public class GeoJsonSource extends Source {
   * @param options options
   */
  public GeoJsonSource(String id, URL url, GeoJsonOptions options) {
+    super();
    initialize(id, options);
    nativeSetUrl(url.toExternalForm());
  }
@@ -111,6 +117,7 @@ public class GeoJsonSource extends Source {
   * @param features the features
   */
  public GeoJsonSource(String id, FeatureCollection features) {
+    super();
    initialize(id, null);
    setGeoJson(features);
  }
@@ -123,6 +130,7 @@ public class GeoJsonSource extends Source {
   * @param options  options
   */
  public GeoJsonSource(String id, FeatureCollection features, GeoJsonOptions options) {
+    super();
    initialize(id, options);
    setGeoJson(features);
  }
@@ -134,6 +142,7 @@ public class GeoJsonSource extends Source {
   * @param feature the feature
   */
  public GeoJsonSource(String id, Feature feature) {
+    super();
    initialize(id, null);
    setGeoJson(feature);
  }
@@ -146,6 +155,7 @@ public class GeoJsonSource extends Source {
   * @param options options
   */
  public GeoJsonSource(String id, Feature feature, GeoJsonOptions options) {
+    super();
    initialize(id, options);
    setGeoJson(feature);
  }
@@ -157,6 +167,7 @@ public class GeoJsonSource extends Source {
   * @param geometry the geometry
   */
  public GeoJsonSource(String id, Geometry geometry) {
+    super();
    initialize(id, null);
    setGeoJson(geometry);
  }
@@ -169,6 +180,7 @@ public class GeoJsonSource extends Source {
   * @param options  options
   */
  public GeoJsonSource(String id, Geometry geometry, GeoJsonOptions options) {
+    super();
    initialize(id, options);
    setGeoJson(geometry);
  }
@@ -179,6 +191,7 @@ public class GeoJsonSource extends Source {
   * @param feature the GeoJSON {@link Feature} to set
   */
  public void setGeoJson(Feature feature) {
+    checkThread();
    nativeSetFeature(feature);
  }

@@ -188,6 +201,7 @@ public class GeoJsonSource extends Source {
   * @param geometry the GeoJSON {@link Geometry} to set
   */
  public void setGeoJson(Geometry geometry) {
+    checkThread();
    nativeSetGeometry(geometry);
  }

@@ -197,6 +211,7 @@ public class GeoJsonSource extends Source {
   * @param features the GeoJSON FeatureCollection
   */
  public void setGeoJson(FeatureCollection features) {
+    checkThread();
    nativeSetFeatureCollection(features);
  }

@@ -206,6 +221,7 @@ public class GeoJsonSource extends Source {
   * @param json the raw GeoJson FeatureCollection string
   */
  public void setGeoJson(String json) {
+    checkThread();
    nativeSetGeoJsonString(json);
  }

@@ -215,6 +231,7 @@ public class GeoJsonSource extends Source {
   * @param url the GeoJSON FeatureCollection url
   */
  public void setUrl(URL url) {
+    checkThread();
    setUrl(url.toExternalForm());
  }

@@ -224,6 +241,7 @@ public class GeoJsonSource extends Source {
   * @param url the GeoJSON FeatureCollection url
   */
  public void setUrl(String url) {
+    checkThread();
    nativeSetUrl(url);
  }

@@ -232,6 +250,7 @@ public class GeoJsonSource extends Source {
   */
  @Nullable
  public String getUrl() {
+    checkThread();
    return nativeGetUrl();
  }

@@ -243,6 +262,7 @@ public class GeoJsonSource extends Source {
   */
  @NonNull
  public List<Feature> querySourceFeatures(@Nullable Expression filter) {
+    checkThread();
    Feature[] features = querySourceFeatures(filter != null ? filter.toArray() : null);
    return features != null ? Arrays.asList(features) : new ArrayList<Feature>();
  }
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/ImageSource.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/ImageSource.java
@@ -45,6 +45,7 @@ public class ImageSource extends Source {
   * @param url         remote json file
   */
  public ImageSource(String id, LatLngQuad coordinates, URL url) {
+    super();
    initialize(id, coordinates);
    setUrl(url);
  }
@@ -57,6 +58,7 @@ public class ImageSource extends Source {
   * @param bitmap      A Bitmap image
   */
  public ImageSource(String id, LatLngQuad coordinates, @NonNull android.graphics.Bitmap bitmap) {
+    super();
    initialize(id, coordinates);
    setImage(bitmap);
  }
@@ -69,6 +71,7 @@ public class ImageSource extends Source {
   * @param resourceId  The resource ID of a Bitmap image
   */
  public ImageSource(String id, LatLngQuad coordinates, @DrawableRes int resourceId) {
+    super();
    initialize(id, coordinates);
    setImage(resourceId);
  }
@@ -88,6 +91,7 @@ public class ImageSource extends Source {
   * @param url An image url
   */
  public void setUrl(String url) {
+    checkThread();
    nativeSetUrl(url);
  }

@@ -97,6 +101,7 @@ public class ImageSource extends Source {
   * @param bitmap A Bitmap image
   */
  public void setImage(@NonNull android.graphics.Bitmap bitmap) {
+    checkThread();
    nativeSetImage(bitmap);
  }

@@ -106,6 +111,7 @@ public class ImageSource extends Source {
   * @param resourceId The resource ID of a Bitmap image
   */
  public void setImage(@DrawableRes int resourceId) throws IllegalArgumentException {
+    checkThread();
    Context context = Mapbox.getApplicationContext();
    Drawable drawable = ContextCompat.getDrawable(context, resourceId);
    if (drawable instanceof BitmapDrawable) {
@@ -121,6 +127,7 @@ public class ImageSource extends Source {
   */
  @Nullable
  public String getUrl() {
+    checkThread();
    return nativeGetUrl();
  }

@@ -130,6 +137,7 @@ public class ImageSource extends Source {
   * @param latLngQuad latitude and longitude of the four corners of the image
   */
  public void setCoordinates(LatLngQuad latLngQuad) {
+    checkThread();
    nativeSetCoordinates(latLngQuad);
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/RasterDemSource.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/RasterDemSource.java
@@ -40,6 +40,7 @@ public class RasterDemSource extends Source {
   * @param url the source url
   */
  public RasterDemSource(String id, String url) {
+    super();
    initialize(id, url, DEFAULT_TILE_SIZE);
  }

@@ -51,6 +52,7 @@ public class RasterDemSource extends Source {
   * @param tileSize the tile size
   */
  public RasterDemSource(String id, String url, int tileSize) {
+    super();
    initialize(id, url, tileSize);
  }

@@ -61,6 +63,7 @@ public class RasterDemSource extends Source {
   * @param tileSet the {@link TileSet}
   */
  public RasterDemSource(String id, TileSet tileSet) {
+    super();
    initialize(id, tileSet.toValueObject(), DEFAULT_TILE_SIZE);
  }

@@ -72,6 +75,7 @@ public class RasterDemSource extends Source {
   * @param tileSize tje tile size
   */
  public RasterDemSource(String id, TileSet tileSet, int tileSize) {
+    super();
    initialize(id, tileSet.toValueObject(), tileSize);
  }

@@ -80,6 +84,7 @@ public class RasterDemSource extends Source {
   */
  @Nullable
  public String getUrl() {
+    checkThread();
    return nativeGetUrl();
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/RasterSource.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/RasterSource.java
@@ -39,6 +39,7 @@ public class RasterSource extends Source {
   * @param url the source url
   */
  public RasterSource(String id, String url) {
+    super();
    initialize(id, url, DEFAULT_TILE_SIZE);
  }

@@ -50,6 +51,7 @@ public class RasterSource extends Source {
   * @param tileSize the tile size
   */
  public RasterSource(String id, String url, int tileSize) {
+    super();
    initialize(id, url, tileSize);
  }

@@ -60,6 +62,7 @@ public class RasterSource extends Source {
   * @param tileSet the {@link TileSet}
   */
  public RasterSource(String id, TileSet tileSet) {
+    super();
    initialize(id, tileSet.toValueObject(), DEFAULT_TILE_SIZE);
  }

@@ -71,6 +74,7 @@ public class RasterSource extends Source {
   * @param tileSize tje tile size
   */
  public RasterSource(String id, TileSet tileSet, int tileSize) {
+    super();
    initialize(id, tileSet.toValueObject(), tileSize);
  }

@@ -79,6 +83,7 @@ public class RasterSource extends Source {
   */
  @Nullable
  public String getUrl() {
+    checkThread();
    return nativeGetUrl();
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/Source.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/Source.java
@@ -1,9 +1,12 @@
 package com.mapbox.mapboxsdk.style.sources;

+import com.mapbox.mapboxsdk.utils.ThreadUtils;
+
 /**
 * Base Peer class for sources. see source.hpp for the other half of the peer.
 */
 public abstract class Source {
+
  private long nativePtr;

  /**
@@ -12,10 +15,19 @@ public abstract class Source {
   * @param nativePtr - pointer to native peer
   */
  public Source(long nativePtr) {
+    checkThread();
    this.nativePtr = nativePtr;
  }

  public Source() {
+    checkThread();
+  }
+
+  /**
+   * Validates if source interaction is happening on the UI thread
+   */
+  protected void checkThread() {
+    ThreadUtils.checkThread("Source");
  }

  /**
@@ -24,6 +36,7 @@ public abstract class Source {
   * @return the source id
   */
  public String getId() {
+    checkThread();
    return nativeGetId();
  }

@@ -36,6 +49,7 @@ public abstract class Source {
   * @return the string representation of the attribution in html format
   */
  public String getAttribution() {
+    checkThread();
    return nativeGetAttribution();
  }

@@ -51,5 +65,4 @@ public abstract class Source {
  protected native String nativeGetId();

  protected native String nativeGetAttribution();
-
 }
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/VectorSource.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/VectorSource.java
@@ -47,6 +47,7 @@ public class VectorSource extends Source {
   * @param url the url
   */
  public VectorSource(String id, String url) {
+    super();
    initialize(id, url);
  }

@@ -57,6 +58,7 @@ public class VectorSource extends Source {
   * @param tileSet the tileset
   */
  public VectorSource(String id, TileSet tileSet) {
+    super();
    initialize(id, tileSet.toValueObject());
  }

@@ -70,6 +72,7 @@ public class VectorSource extends Source {
  @NonNull
  public List<Feature> querySourceFeatures(@Size(min = 1) String[] sourceLayerIds,
                                           @Nullable Expression filter) {
+    checkThread();
    Feature[] features = querySourceFeatures(
      sourceLayerIds,
      filter != null ? filter.toArray() : null);
@@ -81,6 +84,7 @@ public class VectorSource extends Source {
   */
  @Nullable
  public String getUrl() {
+    checkThread();
    return nativeGetUrl();
  }

--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/utils/ThreadUtils.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/utils/ThreadUtils.java
@@ -0,0 +1,17 @@
+package com.mapbox.mapboxsdk.utils;
+
+import android.os.Looper;
+import com.mapbox.mapboxsdk.exceptions.CalledFromWorkerThreadException;
+
+public class ThreadUtils {
+
+  /**
+   * Validates if execution is occuring on the main thread.
+   */
+  public static void checkThread(String origin) {
+    if (Looper.myLooper() != Looper.getMainLooper()) {
+      throw new CalledFromWorkerThreadException(
+        String.format("%s interactions should happen on the UI thread.",origin));
+    }
+  }
+}
--- a/platform/android/MapboxGLAndroidSDK/src/test/java/com/mapbox/mapboxsdk/annotations/IconTest.java
+++ b/platform/android/MapboxGLAndroidSDK/src/test/java/com/mapbox/mapboxsdk/annotations/IconTest.java
@@ -1,7 +1,6 @@
 package com.mapbox.mapboxsdk.annotations;

 import android.graphics.Bitmap;
-
 import org.junit.Before;
 import org.junit.Test;
 import org.mockito.Mock;
--- a/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/maps/MapboxMapTest.java
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/maps/MapboxMapTest.java
@@ -634,7 +634,7 @@ public class MapboxMapTest extends BaseActivityTest {
    }));
  }

-  private class MapboxMapAction implements ViewAction {
+  public class MapboxMapAction implements ViewAction {

    private InvokeViewAction invokeViewAction;

--- a/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/action/MapboxMapAction.java
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/action/MapboxMapAction.java
@@ -17,7 +17,7 @@ public class MapboxMapAction implements ViewAction {
  private OnInvokeActionListener invokeViewAction;
  private MapboxMap mapboxMap;

-  private MapboxMapAction(OnInvokeActionListener invokeViewAction, MapboxMap mapboxMap) {
+  public MapboxMapAction(OnInvokeActionListener invokeViewAction, MapboxMap mapboxMap) {
    this.invokeViewAction = invokeViewAction;
    this.mapboxMap = mapboxMap;
  }
--- a/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/activity/BaseActivityTest.java
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/activity/BaseActivityTest.java
@@ -6,19 +6,17 @@ import android.net.ConnectivityManager;
 import android.net.NetworkInfo;
 import android.support.test.espresso.Espresso;
 import android.support.test.espresso.IdlingResourceTimeoutException;
+import android.support.test.espresso.ViewInteraction;
 import android.support.test.rule.ActivityTestRule;
-
 import com.mapbox.mapboxsdk.maps.MapboxMap;
 import com.mapbox.mapboxsdk.testapp.R;
+import com.mapbox.mapboxsdk.testapp.action.MapboxMapAction;
 import com.mapbox.mapboxsdk.testapp.action.WaitAction;
 import com.mapbox.mapboxsdk.testapp.utils.OnMapReadyIdlingResource;
-
 import junit.framework.Assert;
-
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Rule;
-
 import timber.log.Timber;

 import static android.support.test.espresso.Espresso.onView;
@@ -83,6 +81,14 @@ public abstract class BaseActivityTest {
    return activeNetworkInfo != null && activeNetworkInfo.isConnected();
  }

+  protected ViewInteraction onMapView() {
+    return onView(withId(R.id.mapView));
+  }
+
+  protected MapboxMapAction getMapboxMapAction(MapboxMapAction.OnInvokeActionListener onInvokeActionListener) {
+    return new MapboxMapAction(onInvokeActionListener, mapboxMap);
+  }
+
  @After
  public void afterTest() {
    Timber.e("@After test: unregister idle resource");
--- a/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/annotations/IconTest.java
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/annotations/IconTest.java
@@ -2,19 +2,16 @@ package com.mapbox.mapboxsdk.testapp.annotations;

 import android.app.Activity;
 import android.support.v4.content.res.ResourcesCompat;
-
 import com.mapbox.mapboxsdk.annotations.Icon;
 import com.mapbox.mapboxsdk.annotations.IconFactory;
 import com.mapbox.mapboxsdk.annotations.Marker;
 import com.mapbox.mapboxsdk.annotations.MarkerOptions;
 import com.mapbox.mapboxsdk.geometry.LatLng;
 import com.mapbox.mapboxsdk.maps.IconManagerResolver;
-import com.mapbox.mapboxsdk.maps.MapboxMap;
 import com.mapbox.mapboxsdk.testapp.R;
 import com.mapbox.mapboxsdk.testapp.activity.BaseActivityTest;
 import com.mapbox.mapboxsdk.testapp.activity.espresso.EspressoTestActivity;
 import com.mapbox.mapboxsdk.testapp.utils.IconUtils;
-
 import org.junit.Before;
 import org.junit.Test;

@@ -39,104 +36,114 @@ public class IconTest extends BaseActivityTest {
  }

  @Test
-  public void testEmpty() throws Exception {
+  public void testEmpty() {
    assertTrue(iconMap.isEmpty());
  }

  @Test
-  public void testAddSameIconMarker() throws Exception {
-    Icon defaultMarker = IconFactory.getInstance(rule.getActivity()).defaultMarker();
-    getMapboxMap().addMarker(new MarkerOptions().position(new LatLng()));
-    getMapboxMap().addMarker(new MarkerOptions().position(new LatLng(1, 1)));
-    assertEquals(1, iconMap.size());
-    assertEquals(2, iconMap.get(defaultMarker), 0);
+  public void testAddSameIconMarker() {
+    validateTestSetup();
+    onMapView().perform(getMapboxMapAction((uiController, mapboxMap) -> {
+      Icon defaultMarker = IconFactory.getInstance(rule.getActivity()).defaultMarker();
+      mapboxMap.addMarker(new MarkerOptions().position(new LatLng()));
+      mapboxMap.addMarker(new MarkerOptions().position(new LatLng(1, 1)));
+      assertEquals(1, iconMap.size());
+      assertEquals(2, iconMap.get(defaultMarker), 0);
+    }));
  }

  @Test
-  public void testAddDifferentIconMarker() throws Exception {
-    Icon icon = IconFactory.getInstance(rule.getActivity()).fromResource(R.drawable.mapbox_logo_icon);
-    getMapboxMap().addMarker(new MarkerOptions().icon(icon).position(new LatLng()));
-    getMapboxMap().addMarker(new MarkerOptions().position(new LatLng(1, 1)));
-    assertEquals(iconMap.size(), 2);
-    assertTrue(iconMap.containsKey(icon));
-    assertTrue(iconMap.get(icon) == 1);
+  public void testAddDifferentIconMarker() {
+    validateTestSetup();
+    onMapView().perform(getMapboxMapAction((uiController, mapboxMap) -> {
+      Icon icon = IconFactory.getInstance(rule.getActivity()).fromResource(R.drawable.mapbox_logo_icon);
+      getMapboxMap().addMarker(new MarkerOptions().icon(icon).position(new LatLng()));
+      getMapboxMap().addMarker(new MarkerOptions().position(new LatLng(1, 1)));
+      assertEquals(iconMap.size(), 2);
+      assertTrue(iconMap.containsKey(icon));
+      assertTrue(iconMap.get(icon) == 1);
+    }));
  }

  @Test
-  public void testAddRemoveIconMarker() throws Exception {
-    MapboxMap mapboxMap = getMapboxMap();
+  public void testAddRemoveIconMarker() {
+    validateTestSetup();
+    onMapView().perform(getMapboxMapAction((uiController, mapboxMap) -> {
+      Icon icon = IconFactory.getInstance(rule.getActivity()).fromResource(R.drawable.mapbox_logo_icon);
+      Marker marker = mapboxMap.addMarker(new MarkerOptions().icon(icon).position(new LatLng()));
+      mapboxMap.addMarker(new MarkerOptions().position(new LatLng(1, 1)));
+      assertEquals(iconMap.size(), 2);
+      assertTrue(iconMap.containsKey(icon));
+      assertTrue(iconMap.get(icon) == 1);

-    Icon icon = IconFactory.getInstance(rule.getActivity()).fromResource(R.drawable.mapbox_logo_icon);
-    Marker marker = mapboxMap.addMarker(new MarkerOptions().icon(icon).position(new LatLng()));
-    mapboxMap.addMarker(new MarkerOptions().position(new LatLng(1, 1)));
-    assertEquals(iconMap.size(), 2);
-    assertTrue(iconMap.containsKey(icon));
-    assertTrue(iconMap.get(icon) == 1);
-
-    mapboxMap.removeMarker(marker);
-    assertEquals(iconMap.size(), 1);
-    assertFalse(iconMap.containsKey(icon));
+      mapboxMap.removeMarker(marker);
+      assertEquals(iconMap.size(), 1);
+      assertFalse(iconMap.containsKey(icon));
+    }));
  }

  @Test
-  public void testAddRemoveDefaultMarker() throws Exception {
-    MapboxMap mapboxMap = getMapboxMap();
+  public void testAddRemoveDefaultMarker() {
+    validateTestSetup();
+    onMapView().perform(getMapboxMapAction((uiController, mapboxMap) -> {
+      Marker marker = mapboxMap.addMarker(new MarkerOptions().position(new LatLng(1, 1)));
+      assertEquals(iconMap.size(), 1);

-    Marker marker = mapboxMap.addMarker(new MarkerOptions().position(new LatLng(1, 1)));
-    assertEquals(iconMap.size(), 1);
+      mapboxMap.removeMarker(marker);
+      assertEquals(iconMap.size(), 0);

-    mapboxMap.removeMarker(marker);
-    assertEquals(iconMap.size(), 0);
-
-    mapboxMap.addMarker(new MarkerOptions().position(new LatLng()));
-    assertEquals(iconMap.size(), 1);
+      mapboxMap.addMarker(new MarkerOptions().position(new LatLng()));
+      assertEquals(iconMap.size(), 1);
+    }));
  }

  @Test
-  public void testAddRemoveMany() throws Exception {
-    Activity activity = rule.getActivity();
-    MapboxMap mapboxMap = getMapboxMap();
-    IconFactory iconFactory = IconFactory.getInstance(activity);
+  public void testAddRemoveMany() {
+    validateTestSetup();
+    onMapView().perform(getMapboxMapAction((uiController, mapboxMap) -> {
+      Activity activity = rule.getActivity();
+      IconFactory iconFactory = IconFactory.getInstance(activity);

-    // add 2 default icon markers
-    Marker defaultMarkerOne = mapboxMap.addMarker(new MarkerOptions().position(new LatLng(1, 1)));
-    Marker defaultMarkerTwo = mapboxMap.addMarker(new MarkerOptions().position(new LatLng(2, 1)));
+      // add 2 default icon markers
+      Marker defaultMarkerOne = mapboxMap.addMarker(new MarkerOptions().position(new LatLng(1, 1)));
+      Marker defaultMarkerTwo = mapboxMap.addMarker(new MarkerOptions().position(new LatLng(2, 1)));

-    // add 4 unique icon markers
-    mapboxMap.addMarker(new MarkerOptions()
-      .icon(iconFactory.fromResource(R.drawable.mapbox_logo_icon))
-      .position(new LatLng(3, 1))
-    );
-    mapboxMap.addMarker(new MarkerOptions()
-      .icon(iconFactory.fromResource(R.drawable.mapbox_compass_icon))
-      .position(new LatLng(4, 1))
-    );
-    mapboxMap.addMarker(new MarkerOptions()
-      .icon(IconUtils.drawableToIcon(activity, R.drawable.ic_stars,
-        ResourcesCompat.getColor(activity.getResources(),
-          R.color.blueAccent, activity.getTheme())))
-      .position(new LatLng(5, 1))
-    );
-    mapboxMap.addMarker(new MarkerOptions()
-      .icon(iconFactory.fromResource(R.drawable.ic_android))
-      .position(new LatLng(6, 1))
-    );
+      // add 4 unique icon markers
+      mapboxMap.addMarker(new MarkerOptions()
+        .icon(iconFactory.fromResource(R.drawable.mapbox_logo_icon))
+        .position(new LatLng(3, 1))
+      );
+      mapboxMap.addMarker(new MarkerOptions()
+        .icon(iconFactory.fromResource(R.drawable.mapbox_compass_icon))
+        .position(new LatLng(4, 1))
+      );
+      mapboxMap.addMarker(new MarkerOptions()
+        .icon(IconUtils.drawableToIcon(activity, R.drawable.ic_stars,
+          ResourcesCompat.getColor(activity.getResources(),
+            R.color.blueAccent, activity.getTheme())))
+        .position(new LatLng(5, 1))
+      );
+      mapboxMap.addMarker(new MarkerOptions()
+        .icon(iconFactory.fromResource(R.drawable.ic_android))
+        .position(new LatLng(6, 1))
+      );

-    assertEquals("Amount of icons should match 5", 5, iconMap.size());
-    assertEquals("Refcounter of default marker should match 2", 2, iconMap.get(iconFactory.defaultMarker()), 0);
+      assertEquals("Amount of icons should match 5", 5, iconMap.size());
+      assertEquals("Refcounter of default marker should match 2", 2, iconMap.get(iconFactory.defaultMarker()), 0);

-    mapboxMap.removeMarker(defaultMarkerOne);
+      mapboxMap.removeMarker(defaultMarkerOne);

-    assertEquals("Amount of icons should match 5", 5, iconMap.size());
-    assertEquals("Refcounter of default marker should match 1", 1, iconMap.get(iconFactory.defaultMarker()), 0);
+      assertEquals("Amount of icons should match 5", 5, iconMap.size());
+      assertEquals("Refcounter of default marker should match 1", 1, iconMap.get(iconFactory.defaultMarker()), 0);

-    mapboxMap.removeMarker(defaultMarkerTwo);
+      mapboxMap.removeMarker(defaultMarkerTwo);

-    assertEquals("Amount of icons should match 4", 4, iconMap.size());
-    assertNull("DefaultMarker shouldn't exist anymore", iconMap.get(iconFactory.defaultMarker()));
+      assertEquals("Amount of icons should match 4", 4, iconMap.size());
+      assertNull("DefaultMarker shouldn't exist anymore", iconMap.get(iconFactory.defaultMarker()));

-    mapboxMap.clear();
-    assertEquals("Amount of icons should match 0", 0, iconMap.size());
+      mapboxMap.clear();
+      assertEquals("Amount of icons should match 0", 0, iconMap.size());
+    }));
  }

  @Override