httpclient获取域名

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

public class HttpClientExample {
    public static void main(String[] args) {
        try (CloseableHttpClient httpClient = HttpClients.createDefault()) {
            HttpGet request = new HttpGet("https://example.com");
            try (CloseableHttpResponse response = httpClient.execute(request)) {
                HttpEntity entity = response.getEntity();
                if (entity != null) {
                    String responseBody = EntityUtils.toString(entity);
                    System.out.println("Response: " + responseBody);
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}