import java.io.IOException;

import java.net.URI;

import java.net.http.HttpClient;

import java.net.http.HttpRequest;

import java.net.http.HttpResponse;

import static java.net.http.HttpRequest.*;

public class PostRequestTest {

public static void main(String[] args) throws IOException, InterruptedException {

BodyPublisher body = BodyPublishers.ofString("{'id':1}");

HttpRequest request = newBuilder()

.POST(body)

.uri(URI.create("http://httpbin.org/post"))

.build();

HttpClient httpClient = HttpClientBuilderTest.createHttpClient();

HttpResponse<String> httpResponse = httpClient.send(request, HttpResponse.BodyHandlers.ofString());

System.out.println("Response: " + httpResponse.body());

}

}