package lucenery;

import org.apache.lucene.index.DirectoryReader;
import org.apache.lucene.index.Term;
import org.apache.lucene.queryparser.classic.ParseException;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.TermQuery;
import org.apache.lucene.store.FSDirectory;

import java.io.IOException;
import java.nio.file.Path;

public class Querier {

    public static void main(String[] args) throws IOException, ParseException {
        var directory = FSDirectory.open(Path.of("./guokr"));
        var reader = DirectoryReader.open(directory);
        var searcher = new IndexSearcher(reader);
        var query = new TermQuery(new Term("title", "动物"));
        var hits = searcher.search(query, 10).scoreDocs;
        for(var hit : hits) {
            var doc = searcher.doc(hit.doc);
            System.out.printf("%s => %s\n", doc.get("url"), doc.get("title"));
        }
        reader.close();
        directory.close();
    }

}