(Java) Create New Task and Insert Onto List

Creates a new Google task and inserts it onto a task list.

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import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // Get the previously obtained access token.
    // See Get Google Tasks Access Token.

    CkFileAccess fac = new CkFileAccess();
    String accessToken = fac.readEntireTextFile("qa_data/tokens/googleTasks.txt","utf-8");
    if (fac.get_LastMethodSuccess() != true) {
        System.out.println(fac.lastErrorText());
        return;
        }

    boolean success;
    CkHttp http = new CkHttp();

    http.put_AuthToken(accessToken);

    // Create a new task.
    CkJsonObject json = new CkJsonObject();
    json.UpdateString("title","Go to grocery store");
    json.UpdateString("notes","Don't forget to buy apples.");

    // The due date of a task is specified as a RFC 3339 timestamp.  It is optional.
    CkDateTime due = new CkDateTime();
    due.SetFromCurrentSystemTime();
    due.AddDays(3);
    json.UpdateString("due",due.getAsTimestamp(false));

    // Insert this task onto the task list w/ id = MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow
    http.SetUrlVar("tasklist","MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow");

    CkHttpResponse resp = http.PostJson("https://www.googleapis.com/tasks/v1/lists/{$tasklist}/tasks",json.emit());
    if (http.get_LastMethodSuccess() == false) {
        System.out.println(http.lastErrorText());
        return;
        }

    // Show the response body.
    System.out.println(resp.bodyStr());

    // Examine the response status code.
    System.out.println("response status code: " + resp.get_StatusCode());

    // Sample response:
    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    // {
    //  "kind": "tasks#task",
    //  "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoxMTg0MzQxMTkzMjM2MDY1",
    //  "etag": "\"84_7Cubo3y98GMV9bE3zQclHxhc/MTU1MjQzNDIwMQ\"",
    //  "title": "Go to grocery store",
    //  "updated": "2019-04-04T17:59:15.000Z",
    //  "selfLink": "https://www.googleapis.com/tasks/v1/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow/tasks/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoxMTg0MzQxMTkzMjM2MDY1",
    //  "position": "00000000002147483647",
    //  "notes": "Don't forget to buy apples.",
    //  "status": "needsAction",
    //  "due": "2019-04-07T00:00:00.000Z"
    // }
    // 
    // response status code: 200
    // 
  }
}