Rename Gradle targets Android (#2226)

platform/android/MapLibreAndroid/src/cpp/java/util.cpp

@@ -0,0 +1,19 @@
+#include "util.hpp"
+
+namespace mbgl {
+namespace android {
+namespace java {
+namespace util {
+
+void registerNative(jni::JNIEnv& env) {
+    jni::Class<Arrays>::Singleton(env);
+    jni::Class<List>::Singleton(env);
+    jni::Class<Set>::Singleton(env);
+    jni::Class<Map>::Singleton(env);
+    jni::Class<Map::Entry>::Singleton(env);
+}
+
+} // namespace util
+} // namespace java
+} // namespace android
+} // namespace mbgl

platform/android/MapLibreAndroid/src/cpp/java/util.hpp

@@ -0,0 +1,81 @@
+#pragma once
+
+#include <mbgl/util/noncopyable.hpp>
+
+#include <jni/jni.hpp>
+
+namespace mbgl {
+namespace android {
+namespace java {
+namespace util {
+
+class List : private mbgl::util::noncopyable {
+public:
+    static constexpr auto Name() { return "java/util/List"; };
+
+    template <class T>
+    static jni::Local<jni::Array<jni::Object<T>>> toArray(jni::JNIEnv& env, const jni::Object<List>& list) {
+        static auto& javaClass = jni::Class<List>::Singleton(env);
+        static auto toArray = javaClass.GetMethod<jni::Array<jni::Object<>>()>(env, "toArray");
+
+        return jni::Local<jni::Array<jni::Object<T>>>(env, list.Call(env, toArray).release());
+    };
+};
+
+class Arrays : private mbgl::util::noncopyable {
+public:
+    static constexpr auto Name() { return "java/util/Arrays"; };
+
+    template <class T>
+    static jni::Local<jni::Object<List>> asList(jni::JNIEnv& env, const jni::Array<jni::Object<T>>& array) {
+        static auto& javaClass = jni::Class<Arrays>::Singleton(env);
+        static auto asList = javaClass.GetStaticMethod<jni::Object<List>(jni::Array<jni::Object<>>)>(env, "asList");
+
+        auto typeErasedArray = jni::Local<jni::Array<jni::Object<>>>(env, jni::NewLocal(env, array).release());
+        return javaClass.Call(env, asList, typeErasedArray);
+    }
+};
+
+class Set : private mbgl::util::noncopyable {
+public:
+    static constexpr auto Name() { return "java/util/Set"; };
+
+    template <class T>
+    static jni::Local<jni::Array<jni::Object<T>>> toArray(jni::JNIEnv& env, const jni::Object<Set>& list) {
+        static auto& javaClass = jni::Class<Set>::Singleton(env);
+        static auto toArray = javaClass.GetMethod<jni::Array<jni::Object<>>()>(env, "toArray");
+
+        return jni::Local<jni::Array<jni::Object<T>>>(env, list.Call(env, toArray).release());
+    };
+};
+
+class Map : private mbgl::util::noncopyable {
+public:
+    static constexpr auto Name() { return "java/util/Map"; };
+
+    class Entry : private mbgl::util::noncopyable {
+    public:
+        static constexpr auto Name() { return "java/util/Map$Entry"; };
+
+        template <class T>
+        static jni::Local<jni::Object<T>> getKey(jni::JNIEnv& env, const jni::Object<Entry>& entry) {
+            static auto& javaClass = jni::Class<Map::Entry>::Singleton(env);
+            static auto method = javaClass.GetMethod<jni::Object<>()>(env, "getKey");
+            return jni::Cast(env, jni::Class<T>::Singleton(env), entry.Call(env, method));
+        }
+
+        template <class T>
+        static jni::Local<jni::Object<T>> getValue(jni::JNIEnv& env, const jni::Object<Entry>& entry) {
+            static auto& javaClass = jni::Class<Map::Entry>::Singleton(env);
+            static auto method = javaClass.GetMethod<jni::Object<>()>(env, "getValue");
+            return jni::Cast(env, jni::Class<T>::Singleton(env), entry.Call(env, method));
+        }
+    };
+};
+
+void registerNative(jni::JNIEnv&);
+
+} // namespace util
+} // namespace java
+} // namespace android
+} // namespace mbgl