URL 可访问性检测

Question

httpclient连接，超时的url表示不可访问

Answer 1

            HttpUriRequest httpRequest = new HttpGet(httpurl);
            org.apache.http.client.HttpClient httpclient = new DefaultHttpClient();
            HttpResponse response = (HttpResponse) httpclient.execute(httpRequest);
            int statusCode= response.getStatusLine().getStatusCode();
            if (statusCode != HttpStatus.SC_OK) {
                System.out.println("\n");
                System.out.println("远程访问失败:" + httpurl);
            }