3-2: AirportController.java

SimpleQuery query = Query.simple(
  select("airportname").from(i(bucket.name())).where(
    x("type").eq(s("airport"))
      .and(x("airportname").like(s(prefix + "%")))
  ).orderBy(asc(x("airportname")))
);
logger.info(query.statement());
QueryResult result = bucket.query(query);

List<String> airports = new ArrayList<>();
for(QueryRow row : result){
  airports.add(row.value().getString("airportname"));
}
return airports;