1、开锁代码

public static void main(String[] args) {
    String url = "https://api.parkline.cc/api/devicecgi";
    HashMap hm = new HashMap();//封装传递参数
    hm.put("token", "bhmhL6ap/xZsWEFby2qnwF2dJResJ763nXPzLEqsj4mvNLk5ccX18v5WSNPPN9fOz+Y3/+y2bD8=");
    hm.put("devid", "0008");
    hm.put("typeid", "01");
    hm.put("lockid", "01");
    System.out.println(httpUrlConnection(url, hm));// 调用发送请求方法
}


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//字符传递并返回方法
private static String httpUrlConnection(String pathurl,HashMap hm) {
String result = null;
try {
    URL url = new URL(pathurl);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setDoOutput(true);
    conn.setRequestProperty("referer", "http://192.168.4.164");//后台填写的授权接入地址，必须包含http或https协议
    conn.setRequestMethod("POST");
    PrintWriter pw = new PrintWriter(conn.getOutputStream());
    pw.print(getParams(hm));
    pw.flush();
    pw.close();
    if (conn.getResponseCode() == 200) {
        StringBuffer sb = new StringBuffer();
        String readLine;
        BufferedReader responseReader;
        responseReader = new BufferedReader(new InputStreamReader(conn
        .getInputStream(), "utf-8"));
        while ((readLine = responseReader.readLine()) != null) {
        sb.append(readLine);
    }
    responseReader.close();
    result=sb.toString();
    }
} catch (Exception ex) {
    ex.printStackTrace();
}
    return result;
}

===============================================================================       

// 参数处理方法

public static String getParams(Map paramValues)
{
    String params = "";
    String beginLetter = "";
    Set key = paramValues.keySet();
    try {
        for (Iterator it = key.iterator(); it.hasNext();)
        {
            String s = (String) it.next();
            if (params.equals("")) {
                params += beginLetter + s + "="
                + URLEncoder.encode(paramValues.get(s), "UTF-8");
            } else {
                params += "&" + s + "="
                + URLEncoder.encode(paramValues.get(s), "UTF-8");
            }
        }
    } catch (Exception e) {
    
    }
	return params;
}

 

提示：其他功能请参考开锁代码