android - HttpURLConnection网络请求问题

问题描述

HttpURLConnection在POST请求时我想传递jeson字符串，如何传递啊！

问题解答

String json = '{’goods’:’iphone’}';String btnSearch = 'EMS快递查询';URL url = new URL('http://www.kd185.com/ems.php');HttpURLConnection conn = (HttpURLConnection) url.openConnection();conn.setRequestMethod('POST');// 提交模式// conn.setConnectTimeout(10000);//连接超时 单位毫秒// conn.setReadTimeout(2000);//读取超时 单位毫秒conn.setDoOutput(true);// 是否输入参数StringBuffer params = new StringBuffer();params.append('goods').append('=').append(json).append('&') .append('btnSearch').append('=').append(btnSearch);byte[] bypes = params.toString().getBytes();conn.getOutputStream().write(bypes);// 输入参数InputStream inStream=conn.getInputStream();System.out.println(new String(StreamTool.readInputStream(inStream), 'gbk'));