OkHttp.java

try {
    // Create a new HttpClient
    OkHttpClient client = new OkHttpClient();
    
    // Define request being sent to the server
    RequestBody postData = new FormBody.Builder()
                            .add("lat", "Test")
                            .add("lng", "Test")
                            .build();
                            
    Request request = new Request.Builder()
                            .url("http://codemobiles.com/adhoc/feed/youtube_feed.php")
                            .post(postData)
                            .build();
                            
    // Transport the request and wait for response to process next
    Response response = client.newCall(request).execute();
    String result = response.body().string();
} catch (Exception e) {
    e.printStackTrace();
}