Rename Gradle targets Android (#2226)

platform/android/MapLibreAndroid/src/cpp/map_renderer_runnable.cpp

@@ -0,0 +1,48 @@
+#include "map_renderer_runnable.hpp"
+
+#include <mbgl/util/logging.hpp>
+
+namespace mbgl {
+namespace android {
+
+MapRendererRunnable::MapRendererRunnable(jni::JNIEnv& env, std::function<void()> function_)
+    : function(std::move(function_)) {
+    // Create the Java peer and hold on to a global reference
+    // Not using a weak reference here as this might oerflow
+    // the weak reference table on some devices
+    jni::UniqueLocalFrame frame = jni::PushLocalFrame(env, 5);
+    static auto& javaClass = jni::Class<MapRendererRunnable>::Singleton(env);
+    static auto constructor = javaClass.GetConstructor<jlong>(env);
+    auto instance = javaClass.New(env, constructor, reinterpret_cast<jlong>(this));
+    javaPeer = jni::NewGlobal(env, instance);
+}
+
+MapRendererRunnable::~MapRendererRunnable() = default;
+
+void MapRendererRunnable::run(jni::JNIEnv&) {
+    if (function) function();
+}
+
+jni::Global<jni::Object<MapRendererRunnable>> MapRendererRunnable::peer() {
+    return std::move(javaPeer);
+}
+
+// Static methods //
+
+void MapRendererRunnable::registerNative(jni::JNIEnv& env) {
+    // Lookup the class
+    static auto& javaClass = jni::Class<MapRendererRunnable>::Singleton(env);
+
+#define METHOD(MethodPtr, name) jni::MakeNativePeerMethod<decltype(MethodPtr), (MethodPtr)>(name)
+
+    jni::RegisterNativePeer<MapRendererRunnable>(env,
+                                                 javaClass,
+                                                 "nativePtr",
+                                                 std::make_unique<MapRendererRunnable, JNIEnv&>,
+                                                 "nativeInitialize",
+                                                 "finalize",
+                                                 METHOD(&MapRendererRunnable::run, "run"));
+}
+
+} // namespace android
+} // namespace mbgl