java-cloudant-为什么find方法不返回JSON，而是返回输入流？

import com.cloudant.client.api.CloudantClient;
import com.cloudant.client.api.Database;
import com.cloudant.client.api.model.Response;
import com.cloudant.client.api.views.AllDocsRequest;
import com.cloudant.client.api.views.AllDocsResponse;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

public class CloudantExample {
    public static void main(String[] args) {
        // 创建CloudantClient实例
        CloudantClient client = new CloudantClient("your-account", "your-username", "your-password");

        // 获取数据库实例
        Database db = client.database("your-database", false);

        // 创建查询请求
        AllDocsRequest req = db.getAllDocsRequestBuilder().includeDocs(true).build();

        try {
            // 执行查询并获取结果
            AllDocsResponse resp = req.getResponse();
            InputStream inputStream = resp.getInputStream();

            // 将输入流转换为JSON对象
            JsonObject jsonObject = JsonParser.parseReader(new InputStreamReader(inputStream)).getAsJsonObject();

            // 处理JSON对象
            // ...

            // 关闭输入流
            inputStream.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}