HttpURLConnection和OkHttp的使用步骤
HttpURLConnection的使用步骤:
1. 新建URL对象并给构造器传入以http开头的网址;
URL url = new URL("http://www.baidu.com");
2. 新建HttpURLConnection对象;
HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
3. 设置超时等属性;
urlConnection.setRequestMethod("POST"); urlConnection.setConnectTimeout(3000); urlConnection.setReadTimeout(3000);
4. 获取输入流/输出流并进行读取/写入。
在输出流中以“键1=值1&键2=值2”的方式写入数据:
DataOutputStream dataOutputStream = new DataOutputStream(urlConnection.getOutputStream()); dataOutputStream.writeBytes("username=zfx&password=123"); dataOutputStream.flush();
获取输入流对象:
InputStream inputStream = urlConnection.getInputStream();
OkHTTP的使用:
https://gitee.com/mzllon/easy-okhttp

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