search wrapper

searchWrapper.java

    private String elasticsearch = "http://localhost:9200/boeing4/_search";

    public final String getResponse(final String searchString)
            throws IOException, URISyntaxException {
        String url = elasticsearch + "?q=" + searchString;

        URI uri = URI.create(url);
        HttpClient client = HttpClientBuilder.create().build();
        HttpGet httpGet = new HttpGet();
        httpGet.setURI(uri);
        // auth if required
        HttpResponse response = client.execute(httpGet);
        BufferedReader rd = new BufferedReader(
                new InputStreamReader(response.getEntity().getContent()));

        StringBuilder result = new StringBuilder();
        String line;
        while ((line = rd.readLine()) != null) {
            result.append(line);
        }
        return result.toString();
    }