系列化和反序列化的一个文砀

/* * Generated by MyEclipse Struts * Template path: templates/java/JavaClass.vtl */ package cn.com.shxt.struts.action; import java.io.File; import java.io.FileOutputStream; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.apache.struts.action.Action; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import org.apache.struts.upload.FormFile; import cn.com.shxt.struts.form.UploadFileForm; /** * MyEclipse Struts * Creation date: 05-29-2007 * * XDoclet definition: * @struts.action path="/uploadFile" name="uploadFileForm" input="/upload/uploadFile.jsp" scope="request" validate="true" */ public class UploadFileAction extends Action { /* * Generated Methods */ /** * Method execute * @param mapping * @param form * @param request * @param response * @return ActionForward */ public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)throws Exception { UploadFileForm uploadFileForm = (UploadFileForm) form; FormFile myFile = uploadFileForm.getTheFile();//获得上传的文件． String contentType = myFile.getContentType(); String fileName = myFile.getFileName(); int fileSize = myFile.getFileSize(); byte[] fileData = myFile.getFileData();//按字节数组来获得上传文件的数据． System.out.println("contentType: " + contentType); System.out.println("File Name: " + fileName); System.out.println("File Size: " + fileSize); /** * FileOutputStream提供的基本的文件写入能力．－文件输出流． * * FileOutputStream(File　file)构造器使用File对象创建FileOutputStream对象． * 可以使用write方法把字节发送给输出流．进行写文件． * new File("c:\\" + fileName)－创建一个File对象． */ FileOutputStream out = new FileOutputStream(new File("c:\\" + fileName)); //调用write方法顺序地向文件写入内容． out.write(fileData); out.close(); /** * 将文件的相关信息保存到用户的Session中，以供下载使用．以后要保存到数据库当中． */ HttpSession session = request.getSession(); session.setAttribute("contentType", contentType); session.setAttribute("fileName", fileName); session.setAttribute("fileSize", Integer.valueOf(fileSize)); return mapping.findForward("download"); } }