[build] - initial commit

src/conversion/collection.cpp

@@ -0,0 +1,32 @@
+#include "collection.hpp"
+#include "constant.hpp"
+
+namespace mbgl {
+namespace android {
+namespace conversion {
+
+std::vector<std::string> toVector(JNIEnv& env, const jni::Array<jni::String>& array) {
+    std::size_t len = array.Length(env);
+    std::vector<std::string> vector;
+    vector.reserve(len);
+
+    for (std::size_t i = 0; i < len; i++) {
+        vector.push_back(jni::Make<std::string>(env, array.Get(env, i)));
+    }
+
+    return vector;
+}
+
+jni::Local<jni::Array<jni::String>> toArray(JNIEnv& env, const std::vector<std::string>& vector) {
+    auto result = jni::Array<jni::String>::New(env, vector.size());
+
+    for (std::size_t i = 0; i < vector.size(); i++) {
+        result.Set(env, i, jni::Make<jni::String>(env, vector.at(i)));
+    }
+
+    return result;
+}
+
+}
+}
+}