You can package the angular application in the same application as your REST API.
, REST api .war, anglar (html-, js-...) WAR, REST WEB-INF/lib, JAR.
. WAR .
, REST api, URI , URL ( webapp), angular -, REST api.
, , angular: ( REST API "rs" $http angular)
$http.get('rs/icecreams?flavoor=strawberry')