Struts1和Struts2的文件下载.docVIP

Struts1和Struts2的文件下载 1 Struts1的文件下载 1.1 在struts-config.xml中配置 ?xml version=1.0 encoding=UTF-8? !DOCTYPE struts-config PUBLIC -//Apache Software Foundation//DTD Struts Configuration 1.3//EN /dtds/struts-config_1_3.dtd struts-config form-beans / action-mappings action path=/download type=org.ayong.download.action.DownloadAction/ /action-mappings /struts-config 1.2 创建DownloadAction package org.ayong.download.action; import java.io.ByteArrayInputStream; import java.io.InputStream; import java.io.OutputStream; import .URLEncoder; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.struts.action.Action; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; public class DownloadAction extends Action { @Override public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { try { response.setContentType(Application;charset=UTF-8); String filname = Struts1的下载文件.txt; response.setHeader(Content-disposition, attachment;filename=\ + URLEncoder.encode(filname, UTF-8) + \;); OutputStream fos = response.getOutputStream(); InputStream fis = new ByteArrayInputStream( Struts1的文件下载.getBytes()); int len; byte[] data = new byte[1024]; while ((len = fis.read(data)) != -1) { fos.write(data, 0, len); } fos.flush(); fos.close(); fis.close(); } catch (Exception e) { System.out.println(e); } return null; } } 1.3 测试http://localhost:8080/DownLoad/download.do 回车后得到如下结果 2 Struts2的文件下载.1 在struts.xml中配置?xml version=1.0 encoding=UTF-8 ? !DOCTYPE struts PUBLIC -//Apache Software Foundation//DTD Struts Configuration 2.1//EN /dtds/struts-2.1.dtd struts package name=default namespace=/ extends=struts-default action name=download class=org.ayong.download.action.DownloadActio