1 files changed, 40 insertions, 0 deletions
diff --git a/platform/android/src/gson/json_array.cpp b/platform/android/src/gson/json_array.cpp
new file mode 100644
index 0000000000..d91e323ac9
--- /dev/null
+++ b/platform/android/src/gson/json_array.cpp
@@ -0,0 +1,40 @@
+#include "json_array.hpp"
+
+#include "json_element.hpp"
+
+namespace mbgl {
+namespace android {
+namespace gson {
+
+std::vector<mapbox::geometry::value> JsonArray::convert(jni::JNIEnv &env, jni::Object<JsonArray> jsonArray) {
+    std::vector<mapbox::geometry::value> values;
+
+    if (jsonArray) {
+        static auto getMethod = JsonArray::javaClass.GetMethod<jni::Object<JsonElement> (jni::jint)>(env, "get");
+        static auto sizeMethod = JsonArray::javaClass.GetMethod<jni::jint ()>(env, "size");
+
+        int size = jsonArray.Call(env, sizeMethod);
+        values.reserve(uint(size));
+
+        for (int i = 0; i < size; i++) {
+            auto entry = jsonArray.Call(env, getMethod, i);
+            if (entry) {
+                values.push_back(JsonElement::convert(env, entry));
+            }
+            jni::DeleteLocalRef(env, entry);
+        }
+    }
+
+    return values;
+}
+
+void JsonArray::registerNative(jni::JNIEnv &env) {
+    // Lookup the class
+    javaClass = *jni::Class<JsonArray>::Find(env).NewGlobalRef(env).release();
+}
+
+jni::Class<JsonArray> JsonArray::javaClass;
+
+} // namespace gson
+} // namespace android
+} // namespace mbgl
+\ No newline at end of file