### Question:
HttpUtils { public static CloseableHttpClient getInstance() { return HttpClientInstance.httpClient; } private  HttpUtils(); static CloseableHttpClient getInstance(); static String get(String url); static String getResponseContentString(HttpGet httpget, CloseableHttpClient httpClient); static final Logger logger; }### Answer:
@Test public void testGetHttpClient() { CloseableHttpClient httpClient1 = HttpUtils.getInstance(); CloseableHttpClient httpClient2 = HttpUtils.getInstance(); Assert.assertEquals(httpClient1, httpClient2); }