http java net post

1//Exemple :
2package com.zetcode;
3
4import com.fasterxml.jackson.databind.ObjectMapper;
5
6import java.io.IOException;
7import java.net.URI;
8import java.net.http.HttpClient;
9import java.net.http.HttpRequest;
10import java.net.http.HttpResponse;
11import java.util.HashMap;
12
13public class HttpClientPost {
14
15    public static void main(String[] args) throws IOException, InterruptedException {
16
17        var values = new HashMap<String, String>() {{
18            put("name", "John Doe");
19            put ("occupation", "gardener");
20        }};
21
22        var objectMapper = new ObjectMapper();
23        String requestBody = objectMapper
24                .writeValueAsString(values);
25
26        HttpClient client = HttpClient.newHttpClient();
27        HttpRequest request = HttpRequest.newBuilder()
28                .uri(URI.create("https://httpbin.org/post"))
29                .POST(HttpRequest.BodyPublishers.ofString(requestBody))
30                .build();
31
32        HttpResponse<String> response = client.send(request,
33                HttpResponse.BodyHandlers.ofString());
34
35        System.out.println(response.body());
36    }
37}
38