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Android™

Outlook Calendar Create an Event

See more Outlook Calendar Examples

Create an event in the specified time zone, and assign the event an optional transactionId value.

Chilkat Android™ Downloads

Android™
// 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);

    boolean success = false;

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkHttp http = new CkHttp();

    // Use your previously obtained access token here: Get Outlook Calendar OAuth2 Access Token (Azure AD v2.0 Endpoint).

    CkJsonObject jsonToken = new CkJsonObject();
    success = jsonToken.LoadFile("qa_data/tokens/outlookCalendar.json");
    if (success == false) {
        Log.i(TAG, jsonToken.lastErrorText());
        return;
        }

    http.put_AuthToken(jsonToken.stringOf("access_token"));

    // Send the following POST:

    // POST https://graph.microsoft.com/v1.0/me/events
    // Prefer: outlook.timezone="Pacific Standard Time"
    // Content-type: application/json
    // 
    // {
    //   "subject": "Let's go for lunch",
    //   "body": {
    //     "contentType": "HTML",
    //     "content": "Does noon work for you?"
    //   },
    //   "start": {
    //       "dateTime": "2017-04-15T12:00:00",
    //       "timeZone": "Pacific Standard Time"
    //   },
    //   "end": {
    //       "dateTime": "2017-04-15T14:00:00",
    //       "timeZone": "Pacific Standard Time"
    //   },
    //   "location":{
    //       "displayName":"Harry's Bar"
    //   },
    //   "attendees": [
    //     {
    //       "emailAddress": {
    //         "address":"samanthab@contoso.onmicrosoft.com",
    //         "name": "Samantha Booth"
    //       },
    //       "type": "required"
    //     }
    //   ],
    //   "allowNewTimeProposals": true,
    //   "transactionId":"7E163156-7762-4BEB-A1C6-729EA81755A7"
    // }

    // Build the JSON body of the POST.
    CkJsonObject json = new CkJsonObject();
    json.UpdateString("subject","Let's go for lunch");
    json.UpdateString("body.contentType","HTML");
    json.UpdateString("body.content","Does noon work for you?");
    json.UpdateString("start.dateTime","2021-05-15T12:00:00");
    json.UpdateString("start.timeZone","Pacific Standard Time");
    json.UpdateString("end.dateTime","2021-05-15T14:00:00");
    json.UpdateString("end.timeZone","Pacific Standard Time");
    json.UpdateString("location.displayName","Harry's Bar");
    json.UpdateString("attendees[0].emailAddress.address","samanthab@contoso.onmicrosoft.com");
    json.UpdateString("attendees[0].emailAddress.name","Samantha Booth");
    json.UpdateString("attendees[0].type","required");
    json.UpdateBool("allowNewTimeProposals",true);

    // Generate a UUID.
    CkCrypt2 crypt = new CkCrypt2();
    json.UpdateString("transactionId",crypt.generateUuid());

    // Add the "Prefer" request header.
    http.SetRequestHeader("Prefer","outlook.timezone=\"Pacific Standard Time\"");

    // Send the HTTP POST
    CkHttpResponse resp = new CkHttpResponse();
    success = http.HttpJson("POST","https://graph.microsoft.com/v1.0/me/events",json,"application/json",resp);
    if (success == false) {
        Log.i(TAG, http.lastErrorText());
        return;
        }

    Log.i(TAG, "Response status code = " + String.valueOf(resp.get_StatusCode()));

    CkJsonObject jResp = new CkJsonObject();
    jResp.Load(resp.bodyStr());
    jResp.put_EmitCompact(false);
    Log.i(TAG, jResp.emit());

    // The send succeeded if the response status code = 201.
    if (resp.get_StatusCode() != 201) {
        Log.i(TAG, "Failed");
        return;
        }

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('user%40example.com')/events/$entity",
    //   "@odata.etag": "W/\"5+vF7TKKdE6bGCRqXyl2PQAEaGQgcw==\"",
    //   "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgENAAAA5_vF7TKKdE6bGCRqXyl2PQAEaDkEcAAAAA==",
    //   "createdDateTime": "2021-04-18T23:38:52.1979259Z",
    //   "lastModifiedDateTime": "2021-04-18T23:38:53.3747647Z",
    //   "changeKey": "5+vF7TKKdE6bGCRqXyl2PQAEaGQgcw==",
    //   "categories": [
    //   ],
    //   "transactionId": "1d12b565-3ca3-4ed8-b3f9-e8a14ac3ac17",
    //   "originalStartTimeZone": "Pacific Standard Time",
    //   "originalEndTimeZone": "Pacific Standard Time",
    //   "iCalUId": "040000008200E00074C5B7101A82E00800000000EF0328FDAB34D7010000000000000000100000004478DD5948382543AFD1B52C25E88C02",
    //   "reminderMinutesBeforeStart": 15,
    //   "isReminderOn": true,
    //   "hasAttachments": false,
    //   "subject": "Let's go for lunch",
    //   "bodyPreview": "Does noon work for you?",
    //   "importance": "normal",
    //   "sensitivity": "normal",
    //   "isAllDay": false,
    //   "isCancelled": false,
    //   "isOrganizer": true,
    //   "responseRequested": true,
    //   "seriesMasterId": null,
    //   "showAs": "busy",
    //   "type": "singleInstance",
    //   "webLink": "https://outlook.live.com/owa/?itemid=AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5%2BvF7TKKdE6bGCRqXyl2PQAAAgENAAAA5%2BvF7TKKdE6bGCRqXyl2PQAEaDkEcAAAAA%3D%3D&exvsurl=1&path=/calendar/item",
    //   "onlineMeetingUrl": null,
    //   "isOnlineMeeting": false,
    //   "onlineMeetingProvider": "unknown",
    //   "allowNewTimeProposals": true,
    //   "isDraft": false,
    //   "hideAttendees": false,
    //   "recurrence": null,
    //   "onlineMeeting": null,
    //   "responseStatus": {
    //     "response": "organizer",
    //     "time": "0001-01-01T00:00:00Z"
    //   },
    //   "body": {
    //     "contentType": "html",
    //     "content": "<html>\r\n<head>\r\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">\r\n<meta content=\"text/html; charset=us-ascii\">\r\n</head>\r\n<body>\r\nDoes noon work for you?\r\n</body>\r\n</html>\r\n"
    //   },
    //   "start": {
    //     "dateTime": "2021-05-15T12:00:00.0000000",
    //     "timeZone": "Pacific Standard Time"
    //   },
    //   "end": {
    //     "dateTime": "2021-05-15T14:00:00.0000000",
    //     "timeZone": "Pacific Standard Time"
    //   },
    //   "location": {
    //     "displayName": "Harry's Bar",
    //     "locationType": "default",
    //     "uniqueId": "Harry's Bar",
    //     "uniqueIdType": "private"
    //   },
    //   "locations": [
    //     {
    //       "displayName": "Harry's Bar",
    //       "locationType": "default",
    //       "uniqueId": "Harry's Bar",
    //       "uniqueIdType": "private"
    //     }
    //   ],
    //   "attendees": [
    //     {
    //       "type": "required",
    //       "status": {
    //         "response": "none",
    //         "time": "0001-01-01T00:00:00Z"
    //       },
    //       "emailAddress": {
    //         "name": "Samantha Booth",
    //         "address": "samanthab@contoso.onmicrosoft.com"
    //       }
    //     }
    //   ],
    //   "organizer": {
    //     "emailAddress": {
    //       "name": "John Doe",
    //       "address": "outlook_3A33FCEB9B74CC15@outlook.com"
    //     }
    //   }
    // }

    // Sample code for parsing the JSON response...
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    String displayName;
    String locationType;
    String uniqueId;
    String uniqueIdType;
    String statusResponse;
    String statusTime;
    String emailAddressName;
    String emailAddressAddress;

    String odata_context = jResp.stringOf("\"@odata.context\"");
    String odata_etag = jResp.stringOf("\"@odata.etag\"");
    String id = jResp.stringOf("id");
    String createdDateTime = jResp.stringOf("createdDateTime");
    String lastModifiedDateTime = jResp.stringOf("lastModifiedDateTime");
    String changeKey = jResp.stringOf("changeKey");
    String transactionId = jResp.stringOf("transactionId");
    String originalStartTimeZone = jResp.stringOf("originalStartTimeZone");
    String originalEndTimeZone = jResp.stringOf("originalEndTimeZone");
    String iCalUId = jResp.stringOf("iCalUId");
    int reminderMinutesBeforeStart = jResp.IntOf("reminderMinutesBeforeStart");
    boolean isReminderOn = jResp.BoolOf("isReminderOn");
    boolean hasAttachments = jResp.BoolOf("hasAttachments");
    String subject = jResp.stringOf("subject");
    String bodyPreview = jResp.stringOf("bodyPreview");
    String importance = jResp.stringOf("importance");
    String sensitivity = jResp.stringOf("sensitivity");
    boolean isAllDay = jResp.BoolOf("isAllDay");
    boolean isCancelled = jResp.BoolOf("isCancelled");
    boolean isOrganizer = jResp.BoolOf("isOrganizer");
    boolean responseRequested = jResp.BoolOf("responseRequested");
    String seriesMasterId = jResp.stringOf("seriesMasterId");
    String showAs = jResp.stringOf("showAs");
    String v_type = jResp.stringOf("type");
    String webLink = jResp.stringOf("webLink");
    String onlineMeetingUrl = jResp.stringOf("onlineMeetingUrl");
    boolean isOnlineMeeting = jResp.BoolOf("isOnlineMeeting");
    String onlineMeetingProvider = jResp.stringOf("onlineMeetingProvider");
    boolean allowNewTimeProposals = jResp.BoolOf("allowNewTimeProposals");
    boolean isDraft = jResp.BoolOf("isDraft");
    boolean hideAttendees = jResp.BoolOf("hideAttendees");
    String recurrence = jResp.stringOf("recurrence");
    String onlineMeeting = jResp.stringOf("onlineMeeting");
    String responseStatusResponse = jResp.stringOf("responseStatus.response");
    String responseStatusTime = jResp.stringOf("responseStatus.time");
    String bodyContentType = jResp.stringOf("body.contentType");
    String bodyContent = jResp.stringOf("body.content");
    String startDateTime = jResp.stringOf("start.dateTime");
    String startTimeZone = jResp.stringOf("start.timeZone");
    String endDateTime = jResp.stringOf("end.dateTime");
    String endTimeZone = jResp.stringOf("end.timeZone");
    String locationDisplayName = jResp.stringOf("location.displayName");
    String locationLocationType = jResp.stringOf("location.locationType");
    String locationUniqueId = jResp.stringOf("location.uniqueId");
    String locationUniqueIdType = jResp.stringOf("location.uniqueIdType");
    String organizerEmailAddressName = jResp.stringOf("organizer.emailAddress.name");
    String organizerEmailAddressAddress = jResp.stringOf("organizer.emailAddress.address");
    int i = 0;
    int count_i = jResp.SizeOfArray("categories");
    while (i < count_i) {
        jResp.put_I(i);
        i = i + 1;
        }

    i = 0;
    count_i = jResp.SizeOfArray("locations");
    while (i < count_i) {
        jResp.put_I(i);
        displayName = jResp.stringOf("locations[i].displayName");
        locationType = jResp.stringOf("locations[i].locationType");
        uniqueId = jResp.stringOf("locations[i].uniqueId");
        uniqueIdType = jResp.stringOf("locations[i].uniqueIdType");
        i = i + 1;
        }

    i = 0;
    count_i = jResp.SizeOfArray("attendees");
    while (i < count_i) {
        jResp.put_I(i);
        v_type = jResp.stringOf("attendees[i].type");
        statusResponse = jResp.stringOf("attendees[i].status.response");
        statusTime = jResp.stringOf("attendees[i].status.time");
        emailAddressName = jResp.stringOf("attendees[i].emailAddress.name");
        emailAddressAddress = jResp.stringOf("attendees[i].emailAddress.address");
        i = i + 1;
        }

    Log.i(TAG, "Event created.");

  }

  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."
  }
}