view::const_iterator view::find(stdx::string_view key) const {
bson_t b;
bson_iter_t iter;
if (!bson_init_static(&b, _data, _length)) {
return cend();
}
if (!bson_iter_init(&iter, &b)) {
return cend();
}
if (key.empty()) {
return cend();
}
while (bson_iter_next(&iter)) {
const char* ikey = bson_iter_key(&iter);
if (0 == strncmp(key.data(), ikey, key.size())) {
return const_iterator(element(iter.raw, iter.len, iter.off));
}
}
return cend();
}
void read_concern::acknowledge_string(stdx::string_view rc_string) {
// libmongoc uses a NULL level to mean "use the server's default read_concern."
libmongoc::read_concern_set_level(
_impl->read_concern_t,
rc_string.empty() ? NULL : bsoncxx::string::to_string(rc_string).data());
}