/**
   * 检测发送短信验证码所需字段是否完整,且不能为空,符合基本规则
   *
   * @return
   */
  private boolean checkRequestParameter() {

    if (StringUtils.isNotEmpty(userid)
        && StringUtils.isNotEmpty(account)
        && StringUtils.isNotEmpty(password)) {
      return true;
    }
    return false;
  }
  /**
   * 使用httpclient发起post请求
   *
   * @param mobile 目的号码,必须为手机号
   * @param content 短信内容信息
   * @return xml解析后的的hashMap
   */
  public Map<String, String> phoneText(String mobile, String content) {

    // 验证参数是否正确, 错误则返回为空值
    if (!checkRequestParameter()
        || !StringUtils.isNotEmpty(mobile)
        || !StringUtils.isNotEmpty(content)) {
      return null;
    }

    // 封装post请求参数
    List<NameValuePair> postParameters = new ArrayList<NameValuePair>();
    postParameters.add(new BasicNameValuePair("action", send_action));
    postParameters.add(new BasicNameValuePair("userid", userid));
    postParameters.add(new BasicNameValuePair("account", account));
    postParameters.add(new BasicNameValuePair("password", password));
    postParameters.add(new BasicNameValuePair("mobile", mobile));
    postParameters.add(new BasicNameValuePair("content", content));
    postParameters.add(new BasicNameValuePair("sendTime", ""));
    postParameters.add(new BasicNameValuePair("checkcontent", checkcontent));

    CloseableHttpClient httpClient = HttpClients.createDefault();
    CloseableHttpResponse closeableHttpResponse = null;
    HttpPost httpPost = new HttpPost(send_url);

    UrlEncodedFormEntity urlEncodedFormEntity;
    Map<String, String> responseMap = null;

    // 发送post请求
    try {
      // 根据文档提示,使用utf-8格式编码
      urlEncodedFormEntity = new UrlEncodedFormEntity(postParameters, "utf-8");
      httpPost.setEntity(urlEncodedFormEntity);
      closeableHttpResponse = httpClient.execute(httpPost);
      if (closeableHttpResponse.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
        HttpEntity httpEntity = closeableHttpResponse.getEntity();
        if (httpEntity != null) {
          // 将响应返回的xml解析为HashMap
          responseMap = parseXML(httpEntity.getContent());
        }
      }
    } catch (UnsupportedEncodingException e) {
      e.printStackTrace();
    } catch (DocumentException e) {
      e.printStackTrace();
    } catch (ClientProtocolException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    } finally {
      try {
        closeableHttpResponse.close();
      } catch (IOException e) {
        e.printStackTrace();
      }
      try {
        httpClient.close();
      } catch (IOException e) {
        e.printStackTrace();
      }
    }
    return responseMap;
  }