~~~ public static void main(String[] args) { String host = "http://www.api51.cn"; String path = "/api/smsApi/send"; String method = "POST"; String appcode = "你自己的AppCode"; Map<String, String> headers = new HashMap<String, String>(); //根据API的要求，定义相对应的Content-Type headers.put("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8"); Map<String, String> querys = new HashMap<String, String>(); Map<String, String> bodys = new HashMap<String, String>(); bodys.put("mobile", "13288888888"); bodys.put("params", "1024,张三"); bodys.put("sign", "网极科技"); bodys.put("token", "token"); bodys.put("tpl_id", "46792"); try { /** * 重要提示如下: * HttpUtils请从 * https://github.com/aliyun/api-gateway-demo-sign-java/blob/master/src/main/java/com/aliyun/api/gateway/demo/util/HttpUtils.java * 下载 * * 相应的依赖请参照 * https://github.com/aliyun/api-gateway-demo-sign-java/blob/master/pom.xml */ HttpResponse response = HttpUtils.doPost(host, path, method, headers, querys, bodys); System.out.println(response.toString()); //获取response的body //System.out.println(EntityUtils.toString(response.getEntity())); } catch (Exception e) { e.printStackTrace(); } } ~~~