public String getPluginFeed(String userName) throws UnauthorizedAccessException
{
validateAccess(userName);
List<Plugin> plugins = extensionManager.getAllExtensionPlugins();
return new FeedBuilder(plugins, bundleContext.getBundles()).
serverName(applicationProperties.getDisplayName()).
serverBaseUrl(applicationProperties.getBaseUrl()).
profilePath(productAccessor.getProfilePath()).
build();
}