CalendarList: insert

import com.google.api.services.calendar.Calendar;
import com.google.api.services.calendar.model.CalendarListEntry;

// ...

// Initialize Calendar service with valid OAuth credentials
Calendar service = new Calendar.Builder(httpTransport, jsonFactory, credentials)
    .setApplicationName("applicationName").build();

// Create a new calendar list entry
CalendarListEntry calendarListEntry = new CalendarListEntry();
calendarListEntry.setId("calendarId");

// Insert the new calendar list entry
CalendarListEntry createdCalendarListEntry = service.calendarList().insert(calendarListEntry).execute();

System.out.println(createdCalendarListEntry.getSummary());

calendar_list_entry = {
    'id': 'calendarId'
}

created_calendar_list_entry = service.calendarList().insert(body=calendar_list_entry).execute()

print created_calendar_list_entry['summary']

$calendarListEntry = new Google_Service_Calendar_CalendarListEntry();
$calendarListEntry->setId("calendarId");

$createdCalendarListEntry = $service->calendarList->insert($calendarListEntry);

echo $createdCalendarListEntry->getSummary();

entry = Google::Apis::CalendarV3::CalendarListEntry.new(
 id: 'calendarId'
)

result = client.insert_calendar_list(entry)
print result.summary