/** * 功能描述: 通过max-age设置CDN缓存<br> * * @param response * @param cacheMinute 缓存时间 * @see [相关类/方法](可选) * @since [产品/模块版本](可选) */ public void setCache(HttpServletResponse response, String cdnCacheTime) { // 默认打开(0---打开;1---关闭) String on_off_val = "0"; if ("0".equals(on_off_val)) { long now = System.currentTimeMillis(); long cacheTimeLong = Long.parseLong(cdnCacheTime) * 1000; long temTime = cacheTimeLong == 0 ? now : (now - (now % cacheTimeLong)); response.setDateHeader("Expires", now + cacheTimeLong); response.setDateHeader("Last-Modified", temTime); response.setHeader("Cache-Control", "max-age=" + cdnCacheTime); response.setHeader("Pragma", "Pragma"); } }
设置CDN缓存时间
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转载自guwq2014.iteye.com/blog/2282176
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