JAVA httpclient绕过https证书校验

	/**
	* 绕过验证
	*	
	* @return
	* @throws NoSuchAlgorithmException
	* @throws KeyManagementException
	*/
	public static SSLContext createIgnoreVerifySSL() throws NoSuchAlgorithmException, KeyManagementException {
		SSLContext sc = SSLContext.getInstance("SSLv3");
		// 实现一个X509TrustManager接口,用于绕过验证,不用修改里面的方法
		X509TrustManager trustManager = new X509TrustManager() {
			@Override
			public void checkClientTrusted(
					java.security.cert.X509Certificate[] paramArrayOfX509Certificate,
					String paramString) throws CertificateException {
			}
			@Override
			public void checkServerTrusted(
					java.security.cert.X509Certificate[] paramArrayOfX509Certificate,
					String paramString) throws CertificateException {
			}
			@Override
			public java.security.cert.X509Certificate[] getAcceptedIssuers() {
				return null;
			}
		};
		sc.init(null, new TrustManager[] { trustManager }, null);
		return sc;
	}
	/**
	* 模拟请求
	*
	* @param url		资源地址
	* @param map	参数列表
	* @param encoding	编码
	* @return
	* @throws NoSuchAlgorithmException
	* @throws KeyManagementException
	* @throws IOException
	* @throws ClientProtocolException
	*/
	public static String send(String url, Map<String,String> map,String encoding) throws KeyManagementException, NoSuchAlgorithmException, ClientProtocolException, IOException {
		String body = "";
		//采用绕过验证的方式处理https请求
		SSLContext sslcontext = createIgnoreVerifySSL();
		
// 设置协议http和https对应的处理socket链接工厂的对象
Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()
.register("http", PlainConnectionSocketFactory.INSTANCE)
.register("https", new SSLConnectionSocketFactory(sslcontext))
.build();
PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
HttpClients.custom().setConnectionManager(connManager);
//创建自定义的httpclient对象
		CloseableHttpClient client = HttpClients.custom().setConnectionManager(connManager).build();
//		CloseableHttpClient client = HttpClients.createDefault();
		
		//创建post方式请求对象
		HttpPost httpPost = new HttpPost(url);
		
		//装填参数
		List<NameValuePair> nvps = new ArrayList<NameValuePair>();
		if(map!=null){
			for (Entry<String, String> entry : map.entrySet()) {
				nvps.add(new BasicNameValuePair(entry.getKey(), entry.getValue()));
			}
		}
		//设置参数到请求对象中
		httpPost.setEntity(new UrlEncodedFormEntity(nvps, encoding));
		System.out.println("请求地址:"+url);
		System.out.println("请求参数:"+nvps.toString());
		
		//设置header信息
		//指定报文头【Content-type】、【User-Agent】
		httpPost.setHeader("Content-type", "application/x-www-form-urlencoded");
		httpPost.setHeader("User-Agent", "Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt)");
		
		//执行请求操作,并拿到结果(同步阻塞)
		CloseableHttpResponse response = client.execute(httpPost);
		//获取结果实体
		HttpEntity entity = response.getEntity();
		if (entity != null) {
			//按指定编码转换结果实体为String类型
			body = EntityUtils.toString(entity, encoding);
		}
		EntityUtils.consume(entity);
		//释放链接
		response.close();
return body;
	}