POST和GET请求，接码

POST和GET请求，接码

    public static void main(String[] args) throws Exception {
//        //登录账号获取接口
//        String token = sendGet("http://43.240.74.110:9180/service.asmx/UserLoginStr", "name=234150476&psw=cfy13507211042", new HashMap<>());
//        System.out.println("登陆成功，您当前的token是："+token);
//        //利用token获取项目的手机号
//        String phone = sendGet("http://43.240.74.110:9180/service.asmx/GetHM2Str", "token="+token+"&xmid=3576&sl=1&lx=0&a1=&a2=&pk=&ks=0&rj=234150476", new HashMap<>());
//        System.out.println("获取手机号成功，手机号为："+phone);
//        //利用token获取获取验证码内容
        String patchcode = sendGet("http://43.240.74.110:9180/service.asmx/GetYzm2Str", "token="+token+"&hm="+phone+"&xmid=3576&sf=1", new HashMap<>());
        System.out.println("获取验证码成功，您的验证码是："+patchcode);
//        //销毁当前手机号
//        String killphone = sendGet("http://43.240.74.110:9180/service.asmx/sfHmStr", "token="+token+"&hm="+phone, new HashMap<>());
//        System.out.println("销毁手机号状态："+killphone);


        //post
        int random = (int) Math.random();
        String sr=sendPost("http://www.jixunjsq.com/user/index/register_handler.html?"+random, "scene=register&usergroup=21&username=cfy1838138153&password=123456");
        System.out.println(sr);
    }
    public static String sendGet(String url, String param, Map<String, String> header) throws UnsupportedEncodingException, IOException {
        String result = "";
        BufferedReader in = null;
        String urlNameString = url + "?" + param;
        URL realUrl = new URL(urlNameString);
        // 打开和URL之间的连接
        URLConnection connection = realUrl.openConnection();
        //设置超时时间
        connection.setConnectTimeout(5000);
        connection.setReadTimeout(15000);
        // 设置通用的请求属性
        if (header!=null) {
            Iterator<Entry<String, String>> it =header.entrySet().iterator();
            while(it.hasNext()){
                Map.Entry<String, String> entry = it.next();
                System.out.println(entry.getKey()+":"+entry.getValue());
                connection.setRequestProperty(entry.getKey(), entry.getValue());
            }
        }

        connection.setRequestProperty("accept", "*/*");
        connection.setRequestProperty("connection", "Keep-Alive");
        connection.setRequestProperty("user-agent","Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");

        // 建立实际的连接
        connection.connect();
        // 获取所有响应头字段
        Map<String, List<String>> map = connection.getHeaderFields();
        // 遍历所有的响应头字段
        for (String key : map.keySet()) {
//            System.out.println(key + "--->" + map.get(key));
        }
        // 定义 BufferedReader输入流来读取URL的响应，设置utf8防止中文乱码
        in = new BufferedReader(new InputStreamReader(connection.getInputStream(), "utf-8"));
        String line;
        while ((line = in.readLine()) != null) {
            result += line;
        }
        if (in != null) {
            in.close();
        }
        return result;
    }
    /**
     * 向指定 URL 发送POST方法的请求
     *
     * @param url
     *            发送请求的 URL
     * @param param
     *            请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
     * @return 所代表远程资源的响应结果
     */
    public static String sendPost(String url, String param) {
        PrintWriter out = null;
        BufferedReader in = null;
        String result = "";
        try {
            URL realUrl = new URL(url);
            // 打开和URL之间的连接
            URLConnection conn = realUrl.openConnection();
            // 设置通用的请求属性
            conn.setRequestProperty("accept", "*/*");
            conn.setRequestProperty("connection", "Keep-Alive");
            conn.setRequestProperty("user-agent",
                    "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
            // 发送POST请求必须设置如下两行
            conn.setDoOutput(true);
            conn.setDoInput(true);
            // 获取URLConnection对象对应的输出流
            out = new PrintWriter(conn.getOutputStream());
            // 发送请求参数
            out.print(param);
            // flush输出流的缓冲
            out.flush();
            // 定义BufferedReader输入流来读取URL的响应
            in = new BufferedReader(
                    new InputStreamReader(conn.getInputStream()));
            String line;
            while ((line = in.readLine()) != null) {
                result += line;
            }
        } catch (Exception e) {
            System.out.println("发送 POST 请求出现异常！"+e);
            e.printStackTrace();
        }
        //使用finally块来关闭输出流、输入流
        finally{
            try{
                if(out!=null){
                    out.close();
                }
                if(in!=null){
                    in.close();
                }
            }
            catch(IOException ex){
                ex.printStackTrace();
            }
        }
        return result;
    }