解析body中的json字符串数据

public static String getResourceBody(HttpServletRequest request){

    String str, wholeStr = "";
    try{
        BufferedReader reader = new BufferedReader(new InputStreamReader(request.getInputStream()));
        while((str = reader.readLine()) != null){
            wholeStr += str;
        }
    }catch (Exception e){
        logger.error("StringUtil-->getResourceBody： ", e);
    }
    return wholeStr;
}