Function newJavaStringUTF8

valdi_core/src/valdi_core/jni/JavaUtils.cpp:292–309

    switch (str.encoding()) {
        case Valdi::StaticString::Encoding::UTF8:
            return newJavaStringUTF8(str.utf8StringView());
        case Valdi::StaticString::Encoding::UTF16:
            return newJavaStringUTF16(str.utf16StringView());
        case Valdi::StaticString::Encoding::UTF32: {
            auto storage = str.utf16Storage();
            return newJavaStringUTF16(storage.toStringView());
        }
    }
}

djinni::LocalRef<jstring> newJavaStringUTF8(const std::string_view& str) {
    size_t length;
    auto modifiedLength = facebook::jni::detail::modifiedLength(reinterpret_cast<const uint8_t*>(str.data()), &length);

    if (modifiedLength == str.size()) {
        return JavaEnv::accessEnvRetRef([&](JNIEnv& env) { return env.NewStringUTF(str.data()); });
    } else {
        Valdi::SmallVector<uint8_t, 128> buffer;
        // Need additional byte for \0 at the end
        buffer.resize(modifiedLength + 1);