jsp:
<a href="testDownloadFiles!xiazai.action?fileName=aaa.rar">不带中文名的文件</a><br>
<a href="testDownloadFiles!xiazai.action?fileName=<%=java.net.URLEncoder.encode("宜春院.rar","utf-8").toString().replace("%","_") %>">下载带中文的文件</a>配置文件struts.xml
<package name="sk-default" extends="struts-default,json-default">
<action name="testDownloadFiles" class="com.TestDownloadFiles"> <result name = "input" type="stream"><param name="inputName">downloadFile</param><param name="bufferSize">1024</param><param name="contentDisposition">attachment;filename="${fileName}"</param></result></action></package>java:
private String fileName;public String getFileName() {return fileName;}public void setFileName(String fileName) {this.fileName = fileName;}//下载public String xiazai(){System.out.println("执行下载");return "input";}//配置文件中对应的属性<param name="inputName">downloadFile</param> public InputStream getDownloadFile() throws UnsupportedEncodingException, FileNotFoundException{fileName = fileName.replace("_","%");fileName = java.net.URLDecoder.decode(fileName,"utf-8");System.out.println("转码前:"+fileName);response.setContentType("application/x-msdownload");FileInputStream fileInputStream = new FileInputStream(new File(ServletActionContext.getServletContext().getRealPath("")+"\\"+fileName));//文件物理盘位置fileName = new String(fileName.getBytes("GBK"),"iso-8859-1");System.out.println("下载文件名(转码后):"+fileName);//response.setHeader("Content-disposition","attachment;filename="+fileName);return fileInputStream;}}
)
