Struts1 上传二进制流

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.cn.struts.action;

import java.io.ByteArrayInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.OutputStream;
import java.lang.reflect.InvocationTargetException;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

//import org.apache.commons.beanutils.BeanUtils;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;
import org.springframework.beans.BeanUtils;
import org.springframework.util.FileCopyUtils;

import com.cn.struts.dao.UserDao;
import com.cn.struts.form.UserForm;
import com.cn.struts.vo.UserVo;

public class UserAction extends DispatchAction {
	private UserDao userDaoimp;
	public ActionForward regist(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		
		UserForm userForm = (UserForm) form;// TODO Auto-generated method stub
		UserVo user=new UserVo();
		user.setUid(userForm.getUid());
		user.setUname(userForm.getUname());
		user.setUpassword(userForm.getUpassword());
		try {
			user.setUimage(userForm.getUimage().getFileData());
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		//BeanUtils.copyProperties(userForm, user);
		userDaoimp.insert(user);
		return mapping.findForward("seccuss");
	}
	public ActionForward selectUser(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		String hql="from UserVo";
		request.setAttribute("userList", userDaoimp.selectAll(hql));
		return mapping.findForward("selectUser");
	}
	public ActionForward deleteOne(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		//UserVo user=new UserVo();
		int uid=new Integer(request.getParameter("uid"));
		userDaoimp.deleteOne(UserVo.class, uid);
		String hql="from UserVo";
		request.setAttribute("userList", userDaoimp.selectAll(hql));
		return mapping.findForward("selectUser");
	}
	public ActionForward updateUser(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		//UserVo user=new UserVo();
		int uid=Integer.parseInt(request.getParameter("uid"));
		System.out.println(uid);
		UserVo userVo=(UserVo)userDaoimp.selectOne(UserVo.class, uid);
		System.out .println(userVo.getUname()+":"+userVo.getUpassword());
		//UserVo user=new UserVo();
		//user.setUid(uid);
		//user.setUname(uname);
		//user.setUpassword(upassword);
		//userDaoimp.deleteOne(UserVo.class, uid);
		//String hql="from UserVo";
		UserForm userForm = new UserForm();
			//BeanUtils.copyProperties(userVo, userForm);
		userForm.setUid(userVo.getUid());
		userForm.setUname(userVo.getUname());
		userForm.setUpassword(userVo.getUpassword());
		System.out.print(userForm.getUid());
		request.setAttribute("userForm", userForm);
		return mapping.findForward("updateUser");
	}
	public ActionForward updateUserDo(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		UserForm userForm = (UserForm) form;	
		UserVo user=new UserVo();
		
		user.setUid(userForm.getUid());
		user.setUname(userForm.getUname());
		user.setUpassword(userForm.getUpassword());
		userDaoimp.update(user);
		String hql="from UserVo";
		request.setAttribute("userList", userDaoimp.selectAll(hql));
		return mapping.findForward("selectUser");
	}
	public ActionForward uimageShow(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		
		int uid=Integer.parseInt(request.getParameter("uid"));
		System.out.println(uid);
		UserVo userVo=(UserVo)userDaoimp.selectOne(UserVo.class, uid);
		System.out .println(userVo.getUname()+":"+userVo.getUpassword());
		request.setAttribute("userVo", userVo);
		return mapping.findForward("uimageShow");
	}
	public ActionForward uimage(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		
		int uid=Integer.parseInt(request.getParameter("uid"));
		System.out.println(uid);
		UserVo userVo=(UserVo)userDaoimp.selectOne(UserVo.class, uid);
		System.out .println(userVo.getUname()+":"+userVo.getUpassword());
		/*response.setContentType("image/ico");
		try {
			response.getOutputStream().write(userVo.getUimage());
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}*/
		try {
			streamImage(userVo.getUimage(), response.getOutputStream());
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return null;
	}
	public void streamImage(final byte[] blob, final OutputStream contentStream) throws Exception {

	       ByteArrayInputStream is = new java.io.ByteArrayInputStream(blob);
	       if (is != null) {
	           FileCopyUtils.copy(is, contentStream);

	                  }
	           }

	public UserDao getUserDaoimp() {
		return userDaoimp;
	}
	public void setUserDaoimp(UserDao userDaoimp) {
		this.userDaoimp = userDaoimp;
	}
	
}

 

<%@ page language="java" import="java.util.*" pageEncoding="gbk"%>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic" %>
<%@ taglib uri="http://struts.apache.org/tags-tiles" prefix="tiles" %>

<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'index.jsp' starting page</title>
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->
  </head>
  
  <body>
    <input type="text" value='<bean:write name="userVo" property="uname"/>'>
    <hr>
    <image src='/uimage.do?method=uimage&&uid=<bean:write name="userVo" property="uid"/>'/>  
   <a href="selectUser.do?methods=selectUser">查询所有</a>
  </body>
</html>