获取 request 中 json 数据

springMVC获取请求中的json数据：都是post方式

方法一：

 http://m.blog.youkuaiyun.com/article/details?id=50149061

方法二：

InputStream is = request.getInputStream();

StringBuffer req= new StringBuffer(2048);int i;byte[] buffer1 = new byte[2048];try{ i = is.read(buffer1);}catch(IOException e) { e.printStackTrace(); i = -1;}for(int j = 0; j < i; j++){ req.append((char) buffer1[j]);}

String str = req.toString();   

方法三：

InputStream is = request.getInputStream();

BufferedReader br = new BufferedReader(new InputStreamReader(is));
String bb = br.readLine();
System.out.print("llllllllllllllllll: " + bb);