关于es 分词疑问(关键词-自动补全)

import org.elasticsearch.client.Request;
import org.elasticsearch.client.RestClient;
import org.elasticsearch.client.Response;
import org.elasticsearch.client.RestClientBuilder;

import java.io.IOException;
import java.util.Collections;

public class AnalyzeExample {
    public static void main(String[] args) throws IOException {
        RestClientBuilder builder = RestClient.builder(new HttpHost("localhost", 9200, "http"));
        RestClient restClient = builder.build();

        String field = "your_field_name";
        String text = "[{\"大学\"},{\"高中\"}]";

        Request request = new Request("GET", "/_analyze");
        request.setJsonEntity("{\"analyzer\": \"completion_analyzer\",\"text\": " + text + "}");

        Response response = restClient.performRequest(request);
        System.out.println(response.getStatusLine().getStatusCode());
        System.out.println(response.getEntity().getContent().toString());

        restClient.close();
    }
}