我部署在腾讯云服务器上的小程序后台代码访问微信小程序的https接口通过code获取session_key和openid一直获取不成功我把项目部署在本机或

极厌~คิดถึง 2018-05-27 03:22:26

我部署在腾讯云服务器上的小程序后台代码访问微信小程序的https接口通过code获取session_key和openid一直获取不成功我把项目部署在本机或者是新浪sae上都是可以获取到的



/**

	 * 处理https GET/POST请求

	 * 

	 * @param requestUrl

	 *            请求地址

	 * @param requestMethod

	 *            请求方法（GET/POST）

	 * @param outputStr

	 *            参数 或者说请求体

	 * @return

	 * @throws Exception

	 * @throws NoSuchAlgorithmException

	 */

	public static String httpsRequest(String requestUrl, String requestMethod,

			String outputStr) {

		StringBuffer buffer = null;

		try {

			// 创建SSLContext

			SSLContext sslContext = SSLContext.getInstance("SSL","SunJSSE");

			TrustManager[] tm = { new MyX509TrustManager() };

			// 初始化

			sslContext.init(null, tm, new java.security.SecureRandom());

			 HttpsURLConnection.setDefaultSSLSocketFactory(sslContext.getSocketFactory());

			// 获取SSLSocketFactory对象

			SSLSocketFactory ssf = sslContext.getSocketFactory();



			URL url = new URL(requestUrl);

			HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();

			conn.setHostnameVerifier(DO_NOT_VERIFY);

			conn.setRequestProperty("accept", "*/*");

            conn.setRequestProperty("connection", "Keep-Alive");

            conn.setRequestProperty("user-agent",

                    "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");

            conn.setRequestProperty("Content-Type", "text/plain;charset=utf-8");

			conn.setRequestMethod(requestMethod);

			// 设置当前实例使用的SSLSocketFactory

			conn.setSSLSocketFactory(ssf);

			conn.setDoInput(true);

			conn.setDoOutput(true);

			conn.connect();



			// 往服务器上写内容

			if (null != outputStr) {

				OutputStream out = conn.getOutputStream();

				out.write(outputStr.getBytes("utf-8"));

				out.close();

			}



			// 读取服务器端返回的内容

			InputStream is = conn.getInputStream();

			InputStreamReader isr = new InputStreamReader(is, "utf-8");

			BufferedReader br = new BufferedReader(isr);

			buffer = new StringBuffer();

			String line = null;

			while ((line = br.readLine()) != null) {

				buffer.append(line);

			}

		} catch (Exception e) {

			e.printStackTrace();

		}

		if(buffer.toString()==null){

			return "获取sessionkey失败";

		}

		return buffer.toString();

	}

/**

	 * 微信小程序获取session_key和openid的请求地址

	 */

	public final static String code_url = "[图片]https://api.weixin.qq.com/sns/jscode2session?appid=APPID&secret=SECRET&js_code=JSCODE&grant_type=authorization_code";

/**

	 * 微信小程序获取session_key

	 * @param appid

	 * @param secret

	 * @param jscode

	 * @return

	 */

	public static String getSessionKey(String appid,String secret,String jscode){

		String requestUrl = code_url.replace("APPID", appid).replace("SECRET", secret).replace("JSCODE", jscode);

		String json = CommonUtil.httpsRequest(requestUrl, "GET", null);

		JSONObject js = JSONObject.fromObject(json);

		return js.toString();

	}