//Update to HttpClientBuilder (import org.apache.http.impl.client.HttpClientBuilder)

import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.HttpClientBuilder;

public class Test {

public static void main(String[] args) throws Exception {

HttpClient client = HttpClientBuilder.create().build();
HttpPost post= new HttpPost(URL);
HttpResponse response = client.execute(post);
System.out.println(response.getStatusLine().getStatusCode());

}

}