1 files changed, 49 insertions, 0 deletions
diff --git a/platform/android/src/style/layers/unknown_layer.cpp b/platform/android/src/style/layers/unknown_layer.cpp
new file mode 100644
index 0000000000..9ec963a41b
--- /dev/null
+++ b/platform/android/src/style/layers/unknown_layer.cpp
@@ -0,0 +1,49 @@
+#include "unknown_layer.hpp"
+
+#include <string>
+
+namespace {
+
+    // Dummy initializer (We don't support initializing this from the JVM)
+    std::unique_ptr<mbgl::android::UnknownLayer> init(jni::JNIEnv&) {
+        throw new std::runtime_error("UnknownLayer should not be initialized from the JVM");
+    }
+
+} // namespace
+
+namespace mbgl {
+namespace android {
+
+    UnknownLayer::UnknownLayer(mbgl::Map& map, mbgl::style::Layer& coreLayer)
+        : Layer(map, coreLayer) {
+    }
+
+    UnknownLayer::UnknownLayer(mbgl::Map& map, std::unique_ptr<mbgl::style::Layer> coreLayer)
+        : Layer(map, std::move(coreLayer)) {
+    }
+
+    jni::Class<UnknownLayer> UnknownLayer::javaClass;
+
+    jni::jobject* UnknownLayer::createJavaPeer(jni::JNIEnv& env) {
+        static auto constructor = UnknownLayer::javaClass.template GetConstructor<jni::jlong>(env);
+        return UnknownLayer::javaClass.New(env, constructor, reinterpret_cast<jni::jlong>(this));
+    }
+
+    void UnknownLayer::registerNative(jni::JNIEnv& env) {
+        // Lookup the class
+        UnknownLayer::javaClass = *jni::Class<UnknownLayer>::Find(env).NewGlobalRef(env).release();
+
+        #define METHOD(MethodPtr, name) jni::MakeNativePeerMethod<decltype(MethodPtr), (MethodPtr)>(name)
+
+        std::function<std::unique_ptr<UnknownLayer>(JNIEnv&)> initializer = nullptr;
+
+        // Register the peer
+        jni::RegisterNativePeer<UnknownLayer>(
+            env, UnknownLayer::javaClass, "nativePtr",
+            init,
+            "initialize",
+            "finalize");
+    }
+
+} // namespace android
+} // namespace mbgl