Understanding Typesense with Java and MongoDB

package org.typesense.Client;

import org.typesense.api.*;
import org.typesense.model.*;
import org.typesense.resources.*;

import java.nio.file.Files;
import java.nio.file.Path;
import java.time.Duration;
import java.util.ArrayList;

public class Indexing {

    public void newClient() throws Exception {
        ArrayList<Node> nodes = new ArrayList<>();
        nodes.add(
                new Node(
                        "http",
                        "localhost",
                        "8108"
                )
        );

        Configuration configuration = new Configuration(nodes, Duration.ofSeconds(2),"MyAPI");
        Client client = new Client(configuration);

        CollectionSchema collectionSchema = new CollectionSchema();
        collectionSchema.name("books").defaultSortingField("ratings_count")
                .addFieldsItem(new Field().name("title").type("string"))
                .addFieldsItem(new Field().name("authors").type("string[]").facet(true))
                .addFieldsItem(new Field().name("publication_year").type("string").facet(true))
                .addFieldsItem(new Field().name("ratings_count").type("int32"))
                .addFieldsItem(new Field().name("average_rating").type("float"));

        CollectionResponse collectionResponse = client.collections().create(collectionSchema);

        String booksData = Files.readString(Path.of("org/typesense/Data/books.jsonl"));
        client.collections("books").documents().import_(booksData);


        System.out.println(booksData);
        SearchParameters searchParameters = new SearchParameters()
                .q("harry")
                .queryBy("title");

        SearchResult searchResult = client.collections("books").documents().search(searchParameters);
        System.out.println(searchResult);
    }


}