ProfileService.java

public List<ProfileDocument> findAll() throws Exception {

        SearchRequest searchRequest = new SearchRequest();
        SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
        searchSourceBuilder.query(QueryBuilders.matchAllQuery());
        searchRequest.source(searchSourceBuilder);

        SearchResponse searchResponse =
                client.search(searchRequest, RequestOptions.DEFAULT);

        return getSearchResult(searchResponse);


    }