// PortletApplicationEntityListCtrl methods
public PortletApplicationEntity add(String definitionId) {
// Create a new PortletApplicationEntity,
// add it to the list and return the new instance
PortletApplicationDefinitionImpl definition = new PortletApplicationDefinitionImpl();
definition.setId(definitionId);
PortletApplicationEntityImpl portletApplicationEntityImpl = new PortletApplicationEntityImpl();
portletApplicationEntityImpl.setId(definitionId);
portletApplicationEntityImpl.setPortletApplicationDefinition(definition);
return null;