[android] geojson conversion optimisation

1 files changed, 28 insertions, 0 deletions

diff --git a/platform/android/src/geojson/point.cpp b/platform/android/src/geojson/point.cpp
new file mode 100644
index 0000000000..3d19a119d7
--- /dev/null
+++ b/platform/android/src/geojson/point.cpp
@@ -0,0 +1,28 @@
+#include "point.hpp"
+
+namespace mbgl {
+namespace android {
+namespace geojson {
+
+mapbox::geojson::point Point::convert(jni::JNIEnv &env, jni::Object<Point> jPoint) {
+    auto jPosition = Point::getPosition(env, jPoint);
+    auto point = Position::convert(env, jPosition);
+    jni::DeleteLocalRef(env, jPosition);
+    return point;
+}
+
+jni::Object<Position> Point::getPosition(JNIEnv& env, jni::Object<Point> jPoint) {
+    static auto method = Point::javaClass.GetMethod<jni::Object<Position> ()>(env, "getCoordinates");
+    return jPoint.Call(env, method);
+}
+
+void Point::registerNative(jni::JNIEnv &env) {
+    // Lookup the class
+    javaClass = *jni::Class<Point>::Find(env).NewGlobalRef(env).release();
+}
+
+jni::Class<Point> Point::javaClass;
+
+} // namespace geojson
+} // namespace android
+} // namespace mbgl
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