上传
1.页面配置 <form method="post" action="*.action" enctype ="multipart/form-data"> <input type="file" name="attachments"><!--input的name可以设置数组的编号-> </form> 2.action配置 private File[] attachments; public String test() { InputStream inputStream = new FileInputStream(attachment)new FileInputStream(attachment); return "test"; }
下载
1. Action中定义定义InputStream和execute方法 private InputStream inputStream; public String execute(){ inputStream = new FileInputStream(imagePath); return "suc"; }
2. struts.xml中配置Action的调用接口 <action name="*Action" class="*"> <result name="suc" type="stream"> <param name="inputName">inputStream</param> <param name="contentType">image/jpeg</param> </result> </action> 3. jsp页面 <img src="*.action" />
