04_HttpClient发送Https请求
【实例 带Cookie访问HTTPS类型的 建信基金 的某一页面)】
/** * 创建一个可以访问Https类型URL的工具类,返回一个CloseableHttpClient实例 */ public static CloseableHttpClient createSSLClientDefault(){ try { SSLContext sslContext=new SSLContextBuilder().loadTrustMaterial( null,new TrustStrategy() { //信任所有 public boolean isTrusted(X509Certificate[] chain, String authType) throws CertificateException { return true; } }).build(); SSLConnectionSocketFactory sslsf=new SSLConnectionSocketFactory(sslContext); return HttpClients.custom().setSSLSocketFactory(sslsf).build(); } catch (KeyManagementException e) { e.printStackTrace(); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } catch (KeyStoreException e) { e.printStackTrace(); } return HttpClients.createDefault(); } /** * @throws IOException * @throws ClientProtocolException * */ public static void main(String[] args) throws ClientProtocolException, IOException { //从工具方法中获得对应的可以访问Https的httpClient CloseableHttpClient httpClient =createSSLClientDefault(); HttpGet httpGet=new HttpGet("https://etrade.ccbfund.cn/etrading/tradereq/main.do?method=doInit&isHome=1&menuId=10000"); //自己先在浏览器登录一下,自行复制具体的Cookie httpGet.setHeader("Cookie", "HS_ETS_SID=4jSFY2wWwT0gPrWJ45ly!-1286216704; Null=31111111.51237.0000; logtype=2; certtype=0; certNo=33****************; isorgloginpage_cookie=0; hs_etrading_customskin=app_css"); //设置代理,方便Fiddle捕获具体信息 RequestConfig config=RequestConfig.custom() .setProxy(HttpHost.create("127.0.0.1:8888")) .build(); httpGet.setConfig(config); //执行get请求,获得对应的响应实例 CloseableHttpResponse response=httpClient.execute(httpGet); //打印响应的到的html正文 HttpEntity entity =response.getEntity(); String html=EntityUtils.toString(entity); System.out.println(html); //关闭连接 response.close(); httpClient.close(); }
【Fiddler中抓取的内容如下】
【正常登录访问https://etrade.ccbfund.cn/etrading/tradereq/main.do?method=doInit&isHome=1&menuId=10000的页面如下】
【未登录情况访问https://etrade.ccbfund.cn/etrading/tradereq/main.do?method=doInit&isHome=1&menuId=10000的页面如下】