wly_的博客

原文：Deprecated. as of 5.3, in favor of hasLength(String) and hasText(String) (or ObjectUtils.isEmpty(Object))Check whether the given object (possibly a String) is empty. This is effectively a shortcut for !hasLength(String).This method accepts any Object

使用Spring MVC的文件上传时需要注意的事项在学习Spring MVC文件上传时出现了许多问题，记录在此1.配置文件上传的解析器首先需要在spring mvc的配置文件中（注意是spring mvc的配置文件而不是spring的配置文件：applicationContext.xml）配置：springmvc-config.xml<!-- 文件上传bean--> ...