1 files changed, 37 insertions, 0 deletions
diff --git a/platform/android/src/java_types.cpp b/platform/android/src/java_types.cpp
new file mode 100644
index 0000000000..6383426387
--- /dev/null
+++ b/platform/android/src/java_types.cpp
@@ -0,0 +1,37 @@
+#include "java_types.hpp"
+
+namespace mbgl {
+namespace android {
+namespace java {
+
+    jni::jclass* ObjectArray::jclass;
+
+    jni::jclass* String::jclass;
+
+    jni::jclass* Boolean::jclass;
+    jni::jmethodID* Boolean::booleanValueMethodId;
+
+    jni::jclass* Number::jclass;
+    jni::jmethodID* Number::floatValueMethodId;
+
+    jni::jclass* Map::jclass;
+    jni::jmethodID* Map::getMethodId;
+
+    void registerNatives(JNIEnv& env) {
+        ObjectArray::jclass = jni::NewGlobalRef(env, &jni::FindClass(env, "[Ljava/lang/Object;")).release();
+
+        String::jclass = jni::NewGlobalRef(env, &jni::FindClass(env, "java/lang/String")).release();
+
+        Boolean::jclass = jni::NewGlobalRef(env, &jni::FindClass(env, "java/lang/Boolean")).release();
+        Boolean::booleanValueMethodId = &jni::GetMethodID(env, *Boolean::jclass, "booleanValue", "()Z");
+
+        Number::jclass = jni::NewGlobalRef(env, &jni::FindClass(env, "java/lang/Number")).release();
+        Number::floatValueMethodId = &jni::GetMethodID(env, *Number::jclass, "floatValue", "()F");
+
+        Map::jclass = jni::NewGlobalRef(env, &jni::FindClass(env, "java/util/Map")).release();
+        Map::getMethodId = &jni::GetMethodID(env, *Map::jclass, "get", "(Ljava/lang/Object;)Ljava/lang/Object;");
+    }
+
+}
+}
+}