Events: list

import com.google.api.services.calendar.Calendar;
import com.google.api.services.calendar.model.Event;
import com.google.api.services.calendar.model.Events;

// ...

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

// Iterate over the events in the specified calendar
String pageToken = null;
do {
  Events events = service.events().list('primary').setPageToken(pageToken).execute();
  List<Event> items = events.getItems();
  for (Event event : items) {
    System.out.println(event.getSummary());
  }
  pageToken = events.getNextPageToken();
} while (pageToken != null);

page_token = None
while True:
  events = service.events().list(calendarId='primary', pageToken=page_token).execute()
  for event in events['items']:
    print event['summary']
  page_token = events.get('nextPageToken')
  if not page_token:
    break

$events = $service->events->listEvents('primary');

while(true) {
  foreach ($events->getItems() as $event) {
    echo $event->getSummary();
  }
  $pageToken = $events->getNextPageToken();
  if ($pageToken) {
    $optParams = array('pageToken' => $pageToken);
    $events = $service->events->listEvents('primary', $optParams);
  } else {
    break;
  }
}

page_token = nil
begin
  result = client.list_events('primary', page_token: page_token)
  result.items.each do |e|
    print e.summary + "\n"
  end
  if result.next_page_token != page_token
    page_token = result.next_page_token
  else
    page_token = nil
  end
end while !page_token.nil?