java读取请求中body数据

/**
     * 获取request中body数据
     *
     * @author lifq
     *
     * 2017年2月24日  下午2:29:06
     * @throws IOException 
     */
    public static String getRequestBodyData(HttpServletRequest request) throws IOException{ 
        BufferedReader bufferReader = new BufferedReader(request.getReader()); 
        StringBuilder sb = new StringBuilder(); 
        String line = null; 
        while ((line = bufferReader.readLine()) != null) { 
            sb.append(line); 
        } 
        return sb.toString();
    }