封装网络请求工具类

最新推荐文章于 2025-01-17 07:30:41 发布

凉介魏

最新推荐文章于 2025-01-17 07:30:41 发布

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本文链接：https://blog.youkuaiyun.com/qq_42191634/article/details/82011261

private static final NetUtis ourInstance = new NetUtis();

    public static NetUtis getInstance() {
        return ourInstance;
    }

    private NetUtis() {
    }

    public interface NetCallBack{
        void onSuccess(String result);
    }
    private NetCallBack netCallBack;

    public void setNetCallBack(NetCallBack netCallBack) {
        this.netCallBack = netCallBack;
    }
    public void getService(String url){
        new loadData().execute(url);
    }

    class loadData extends AsyncTask<String,Void,String> {
        @Override
        protected String doInBackground(String... strings) {
            try {
                URL url = new URL(strings[0]);
                HttpURLConnection connection = (HttpURLConnection) url.openConnection();
                connection.setReadTimeout(5000);
                connection.setConnectTimeout(5000);
                if (connection.getResponseCode()==HttpURLConnection.HTTP_OK){
                    return CharStreams.toString(new InputStreamReader(connection.getInputStream(),"UTF-8"));
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
            return null;
        }
        @Override
        protected void onPostExecute(String s) {
            if (netCallBack!=null){
                netCallBack.onSuccess(s);
            }
        }
    }