protected String getPortletInstanceKey(String portletName, String instanceId) { PortletInstance portletInstance = new PortletInstance(portletName, instanceId); return portletInstance.getPortletInstanceKey(); }
protected String getPortletInstanceKey(String portletName, long userId) { PortletInstance portletInstance = new PortletInstance(portletName, userId, null); return portletInstance.getPortletInstanceKey(); }