contentPlaceholderEventSource.setPortletWindowRegistry(portletWindowRegistry);
final PortletHeaderPlaceholderEventSource headerPlaceholderEventSource = new PortletHeaderPlaceholderEventSource();
headerPlaceholderEventSource.setPortletWindowRegistry(portletWindowRegistry);
final PortletTitlePlaceholderEventSource portletTitlePlaceholderEventSource = new PortletTitlePlaceholderEventSource();
portletTitlePlaceholderEventSource.setPortletWindowRegistry(portletWindowRegistry);
final PortletHelpPlaceholderEventSource portletHelpPlaceholderEventSource = new PortletHelpPlaceholderEventSource();
portletHelpPlaceholderEventSource.setPortletWindowRegistry(portletWindowRegistry);