https请求验证问题

参考示例：

/**
     * 发送HTTPS    POST请求
     * 
     * @param 要访问的HTTPS地址,POST访问的参数Map对象
     * @return  返回响应值
     * */
    public static final String sendHttpsRequestByPost(String url, Map<String, String> params) {
        String responseContent = null;
        HttpClient httpClient = new DefaultHttpClient();
        //创建TrustManager
        X509TrustManager xtm = new X509TrustManager() {
            public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {}
            public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {}
            public X509Certificate[] getAcceptedIssuers() {
                return null;
            }
        };
        //这个好像是HOST验证
        X509HostnameVerifier hostnameVerifier = new X509HostnameVerifier() {
            public boolean verify(String arg0, SSLSession arg1) {
                return true;
            }
            public void verify(String arg0, SSLSocket arg1) throws IOException {}
            public void verify(String arg0, String[] arg1, String[] arg2) throws SSLException {}
            public void verify(String arg0, X509Certificate arg1) throws SSLException {}
        };
        try {
            //TLS1.0与SSL3.0基本上没有太大的差别，可粗略理解为TLS是SSL的继承者，但它们使用的是相同的SSLContext
            SSLContext ctx = SSLContext.getInstance("TLS");
            //使用TrustManager来初始化该上下文，TrustManager只是被SSL的Socket所使用
            ctx.init(null, new TrustManager[] { xtm }, null);
            //创建SSLSocketFactory
            SSLSocketFactory socketFactory = new SSLSocketFactory(ctx);
            socketFactory.setHostnameVerifier(hostnameVerifier);
            //通过SchemeRegistry将SSLSocketFactory注册到我们的HttpClient上
            httpClient.getConnectionManager().getSchemeRegistry().register(new Scheme("https", socketFactory, 443));
            HttpPost httpPost = new HttpPost(url);
            List<NameValuePair> formParams = new ArrayList<NameValuePair>(); // 构建POST请求的表单参数
            for (Map.Entry<String, String> entry : params.entrySet()) {
                formParams.add(new BasicNameValuePair(entry.getKey(), entry.getValue()));
            }
            httpPost.setEntity(new UrlEncodedFormEntity(formParams, "UTF-8"));
            HttpResponse response = httpClient.execute(httpPost);
            HttpEntity entity = response.getEntity(); // 获取响应实体
            if (entity != null) {
                responseContent = EntityUtils.toString(entity, "UTF-8");
            }
        } catch (KeyManagementException e) {
            e.printStackTrace();
        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        } catch (ClientProtocolException e) {
            e.printStackTrace();
        } catch (ParseException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            // 关闭连接,释放资源
            httpClient.getConnectionManager().shutdown();
        }
        return responseContent;
    }