CalendarList: update

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();

// Retrieve the calendar list entry
CalendarListEntry calendarListEntry = service.calendarList().get("calendarId").execute();

// Make a change
calendarListEntry.setColorId("newColorId");

// Update the altered entry
CalendarListEntry updatedCalendarListEntry =
    service.calendarList().update(calendarListEntry.getId(), calendarListEntry).execute();

System.out.println(updatedCalendarListEntry.getEtag());

# First retrieve the calendarListEntry from the API.
calendar_list_entry = service.calendarList().get(calendarId='calendarId').execute()
calendar_list_entry['colorId'] = 'newColorId'

updated_calendar_list_entry = service.calendarList().update(
    calendarId=calendar_list_entry['id'], body=calendar_list_entry).execute()

print created_calendar_list_entry['etag']

// First retrieve the calendarListEntry from the API.
$calendarListEntry = $service->calendarList->get('calendarId');
$calendarListEntry->setColorId('newColorId');

$updatedCalendarListEntry = service->calendarList->update($calendarListEntry->getId(), $calendarListEntry);

echo $updatedCalendarListEntry->getEtag();

calendar_list_entry = client.get_calendar_list('calendarId')
calendar_list_entry.colorId = 'newColorId'
result = client.update_calendar_list(calendar_list_entry.id, calendar_list_entry)
print result.etag