Android™ Google Calendar: Update (Patch) an Event

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Updates an event. (This example modifies the start/end date/time for the event id 52e7uk7j7vl5dosj7b25memov0 in the calendar with id = "support@chilkatcloud.com".)

Documentation: https://developers.google.com/google-apps/calendar/v3/reference/events/patch

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    CkRest rest = new CkRest();
    boolean success;

    //   Provide a previously obtained OAuth2 access token.
    CkOAuth2 oauth2 = new CkOAuth2();
    oauth2.put_AccessToken("OAUTH2_ACCESS_TOKEN");
    rest.SetAuthOAuth2(oauth2);

    success = rest.Connect("www.googleapis.com",443,true,true);
    if (success != true) {
        Log.i(TAG, rest.lastErrorText());
        return;
        }

    //  The following code creates the JSON request body.
    //  The JSON created by this code is shown below.
    CkJsonObject jsonReq = new CkJsonObject();
    jsonReq.UpdateString("start.dateTime","2017-11-27T10:30:00-06:00");
    jsonReq.UpdateString("end.dateTime","2017-11-27T11:30:00-06:00");

    CkStringBuilder sbReq = new CkStringBuilder();
    jsonReq.EmitSb(sbReq);

    rest.AddHeader("Content-Type","application/json");

    CkStringBuilder sbJson = new CkStringBuilder();
    success = rest.FullRequestSb("PATCH","/calendar/v3/calendars/support@chilkatcloud.com/events/52e7uk7j7vl5dosj7b25memov0",sbReq,sbJson);
    if (success != true) {
        Log.i(TAG, rest.lastErrorText());
        return;
        }

    if (rest.get_ResponseStatusCode() != 200) {
        Log.i(TAG, "Received error response code: " + String.valueOf(rest.get_ResponseStatusCode()));
        Log.i(TAG, "Response body:");
        Log.i(TAG, sbJson.getAsString());
        return;
        }

    CkJsonObject json = new CkJsonObject();
    json.LoadSb(sbJson);

    //  The following code parses the JSON response.
    //  A sample JSON response is shown below the sample code.
    String kind;
    String etag;
    String id;
    String status;
    String htmlLink;
    String created;
    String updated;
    String summary;
    String creatorEmail;
    boolean creatorSelf;
    String organizerEmail;
    boolean organizerSelf;
    String startDateTime;
    String endDateTime;
    String iCalUID;
    int sequence;
    String hangoutLink;
    boolean remindersUseDefault;

    kind = json.stringOf("kind");
    etag = json.stringOf("etag");
    id = json.stringOf("id");
    status = json.stringOf("status");
    htmlLink = json.stringOf("htmlLink");
    created = json.stringOf("created");
    updated = json.stringOf("updated");
    summary = json.stringOf("summary");
    creatorEmail = json.stringOf("creator.email");
    creatorSelf = json.BoolOf("creator.self");
    organizerEmail = json.stringOf("organizer.email");
    organizerSelf = json.BoolOf("organizer.self");
    startDateTime = json.stringOf("start.dateTime");
    endDateTime = json.stringOf("end.dateTime");
    iCalUID = json.stringOf("iCalUID");
    sequence = json.IntOf("sequence");
    hangoutLink = json.stringOf("hangoutLink");
    remindersUseDefault = json.BoolOf("reminders.useDefault");

    Log.i(TAG, "Example Completed.");

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}

Sample JSON Request Body

{
  "start": {
    "dateTime": "2017-11-27T10:30:00-06:00"
  },
  "end": {
    "dateTime": "2017-11-27T11:30:00-06:00"
  }
}

Sample JSON Response Body

{
  "kind": "calendar#event",
  "etag": "\"3020353646374000\"",
  "id": "52e7uk7j7vl5dosj7b25memov0",
  "status": "confirmed",
  "htmlLink": "https://www.google.com/calendar/event?eid=NTJlN3VrN2o3dmw1ZG9zajdiMjVtZW1vdjAgc3VwcG9ydEBjaGlsa2F0Y2xvdWQuY29t",
  "created": "2017-11-08T21:27:50.000Z",
  "updated": "2017-11-08T21:33:43.187Z",
  "summary": "Dentist Appointment",
  "creator": {
    "email": "support@chilkatcloud.com",
    "self": true
  },
  "organizer": {
    "email": "support@chilkatcloud.com",
    "self": true
  },
  "start": {
    "dateTime": "2017-11-27T10:30:00-06:00"
  },
  "end": {
    "dateTime": "2017-11-27T11:30:00-06:00"
  },
  "iCalUID": "52e7uk7j7vl5dosj7b25memov0@google.com",
  "sequence": 1,
  "hangoutLink": "https://plus.google.com/hangouts/_/chilkatcloud.com/support?hceid=c3VwcG9ydEBjaGlsa2F0Y2xvdWQuY29t.52e7uk7j7vl5dosj7b25memov0",
  "reminders": {
    "useDefault": true
  }
}