ServerSpanAdapter.java 文件源码

/**
 * 根据HttpServletRequest获取指定格式的headers
 * 
 * @param request
 * @return
 */
private String getResponHeaders(HttpServletResponse response) {

    Map<String, String> result = new HashMap<String, String>();
    for (String key : response.getHeaderNames()) {
        result.put(key, response.getHeader(key));
    }
    return JSONHelper.toString(result);
}