4 files changed, 16 insertions, 24 deletions
diff --git a/platform/android/src/graphics/pointf.cpp b/platform/android/src/graphics/pointf.cpp
index 3f854da2ea..eceb65b07a 100644
--- a/platform/android/src/graphics/pointf.cpp
+++ b/platform/android/src/graphics/pointf.cpp
@@ -5,23 +5,21 @@ namespace mbgl {
 namespace android {
 
 jni::Object<PointF> PointF::New(jni::JNIEnv& env, float x, float y) {
-    static auto constructor = PointF::javaClass.GetConstructor<float, float>(env);
-    return PointF::javaClass.New(env, constructor, x, y);
+    static auto javaClass = jni::Class<PointF>::Singleton(env);
+    static auto constructor = javaClass.GetConstructor<float, float>(env);
+    return javaClass.New(env, constructor, x, y);
 }
 
 mbgl::ScreenCoordinate PointF::getScreenCoordinate(jni::JNIEnv& env, jni::Object<PointF> point) {
-    static auto xField = PointF::javaClass.GetField<jni::jfloat>(env, "x");
-    static auto yField = PointF::javaClass.GetField<jni::jfloat>(env, "y");
+    static auto javaClass = jni::Class<PointF>::Singleton(env);
+    static auto xField = javaClass.GetField<jni::jfloat>(env, "x");
+    static auto yField = javaClass.GetField<jni::jfloat>(env, "y");
     return mbgl::ScreenCoordinate{point.Get(env, xField), point.Get(env, yField)};
 }
 
 void PointF::registerNative(jni::JNIEnv& env) {
-    // Lookup the class
-    PointF::javaClass = *jni::Class<PointF>::Find(env).NewGlobalRef(env).release();
+    jni::Class<PointF>::Singleton(env);
 }
 
-jni::Class<PointF> PointF::javaClass;
-
-
 } // namespace android
 } // namespace mbgl
 \ No newline at end of file
diff --git a/platform/android/src/graphics/pointf.hpp b/platform/android/src/graphics/pointf.hpp
index e3ef24dd65..27bd49138f 100644
--- a/platform/android/src/graphics/pointf.hpp
+++ b/platform/android/src/graphics/pointf.hpp
@@ -16,10 +16,7 @@ public:
 
     static mbgl::ScreenCoordinate getScreenCoordinate(jni::JNIEnv&, jni::Object<PointF>);
 
-    static jni::Class<PointF> javaClass;
-
     static void registerNative(jni::JNIEnv&);
-
 };
 
 
diff --git a/platform/android/src/graphics/rectf.cpp b/platform/android/src/graphics/rectf.cpp
index 1b375dad18..9f05728b4c 100644
--- a/platform/android/src/graphics/rectf.cpp
+++ b/platform/android/src/graphics/rectf.cpp
@@ -4,32 +4,32 @@ namespace mbgl {
 namespace android {
 
 float RectF::getLeft(jni::JNIEnv& env, jni::Object<RectF> rectf) {
-    static auto field = RectF::javaClass.GetField<float>(env, "left");
+    static auto javaClass = jni::Class<RectF>::Singleton(env);
+    static auto field = javaClass.GetField<float>(env, "left");
     return rectf.Get(env, field);
 }
 
 float RectF::getTop(jni::JNIEnv& env, jni::Object<RectF> rectf) {
-    static auto field = RectF::javaClass.GetField<float>(env, "top");
+    static auto javaClass = jni::Class<RectF>::Singleton(env);
+    static auto field = javaClass.GetField<float>(env, "top");
     return rectf.Get(env, field);
 }
 
 float RectF::getRight(jni::JNIEnv& env, jni::Object<RectF> rectf) {
-    static auto field = RectF::javaClass.GetField<float>(env, "right");
+    static auto javaClass = jni::Class<RectF>::Singleton(env);
+    static auto field = javaClass.GetField<float>(env, "right");
     return rectf.Get(env, field);
 }
 
 float RectF::getBottom(jni::JNIEnv& env, jni::Object<RectF> rectf) {
-    static auto field = RectF::javaClass.GetField<float>(env, "bottom");
+    static auto javaClass = jni::Class<RectF>::Singleton(env);
+    static auto field = javaClass.GetField<float>(env, "bottom");
     return rectf.Get(env, field);
 }
 
 void RectF::registerNative(jni::JNIEnv& env) {
-    // Lookup the class
-    RectF::javaClass = *jni::Class<RectF>::Find(env).NewGlobalRef(env).release();
+    jni::Class<RectF>::Singleton(env);
 }
 
-jni::Class<RectF> RectF::javaClass;
-
-
 } // namespace android
 } // namespace mbgl
 \ No newline at end of file
diff --git a/platform/android/src/graphics/rectf.hpp b/platform/android/src/graphics/rectf.hpp
index 0f3a7756d5..db836e78ba 100644
--- a/platform/android/src/graphics/rectf.hpp
+++ b/platform/android/src/graphics/rectf.hpp
@@ -20,10 +20,7 @@ public:
 
     static float getBottom(jni::JNIEnv&, jni::Object<RectF>);
 
-    static jni::Class<RectF> javaClass;
-
     static void registerNative(jni::JNIEnv&);
-
 };