Java tutorial
//package com.java2s; //License from project: Apache License import org.json.JSONException; import org.json.JSONObject; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; public class Main { static String url = "http://api.godex.io:8080/api/"; static String charset = "UTF-8"; static int statusCode = 200; public static JSONObject postRequest(String query) { HttpURLConnection connection = null; try { connection = (HttpURLConnection) new URL(url + query).openConnection(); connection.setRequestMethod("POST"); connection.setRequestProperty("Accept-Charset", charset); statusCode = connection.getResponseCode(); if (statusCode != 200) { return null; } InputStream response = connection.getInputStream(); BufferedReader bR = new BufferedReader(new InputStreamReader(response)); String line = ""; StringBuilder responseStrBuilder = new StringBuilder(); while ((line = bR.readLine()) != null) { responseStrBuilder.append(line); } response.close(); return new JSONObject(responseStrBuilder.toString()); } catch (IOException | JSONException e) { e.printStackTrace(); } return new JSONObject(); } }