文件上传

Question

此回复为自动发出,仅用于显示而已，并无任何其他特殊作用
楼主【wcfwxy】截止到2008-07-08 18:32:54的历史汇总数据(不包括此帖)：
发帖的总数量:0                        发帖的总分数:0                        每贴平均分数:0                        
回帖的总数量:0                        得分贴总数量:0                        回帖的得分率:0%                       
结贴的总数量:0                        结贴的总分数:0                        
无满意结贴数:0                        无满意结贴分:0                        
未结的帖子数:0                        未结的总分数:0                        
结贴的百分比:---------------------结分的百分比:---------------------
无满意结贴率:---------------------无满意结分率:---------------------
如何结贴请参考这里：http://topic.csdn.net/u/20080501/09/ef7ba1b3-6466-49f6-9d92-36fe6d471dd1.html

Answer 1

Struts可以很容易实现文件上传的

Answer 2

fileupload上传文件,然后保存文件的路径!

Answer 3

jspsmartupload 
我的空间有需要的包
upload.jar free
我感觉还很好用的

Answer 4

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 * 看看我的用的是commons fileupload组件
 * 这个是个简单的demo
 */
package com.oy.struts.action;import java.io.File;
import java.util.Iterator;
import java.util.List;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
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 com.oy.image.model.LoginUser;
import com.oy.image.service.ImageManager;
public class KKAction extends Action {
    private static final long serialVersionUID = 2431664260164700200L;
    private ServletContext sc;
    private String savePath;
    private ImageManager imageManager;
       public void setImageManager(ImageManager imageManager) {
        this.imageManager = imageManager;
    }    /**
     * Method execute
     * 
     * @param mapping
     * @param form
     * @param request
     * @param response
     * @return ActionForward
     */
    public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request,
            HttpServletResponse response) {
        
        savePath =request.getSession().getServletContext().getInitParameter("uploads");
                 
        //savePath=config.getServletContext().getInitParameter("savePath");
        System.out.println("+++++++++++++++++++"+savePath);
//        if(!new File(savePath).isDirectory())
        System.out.println(new File(savePath).getAbsolutePath());
        if(!new File(savePath).exists())
        {            new File(savePath).mkdirs();
        }
        sc = request.getSession().getServletContext();        
        
        DiskFileItemFactory factory = new DiskFileItemFactory();
        ServletFileUpload upload = new ServletFileUpload(factory);
        String userName = null;
        String url = null;
        try {
            List items = upload.parseRequest(request);
            Iterator it = items.iterator();
            while (it.hasNext()) {
                FileItem item = (FileItem) it.next();
                if (item.isFormField()) {
                    userName = item.getString("UTF-8");
                    System.out.println("表单的参数名称：" + item.getFieldName() + ",对应的参数值："
                            + item.getString("UTF-8"));
                } else {
                    if (item.getName() != null && !item.getName().equals("")) {                        System.out.println("上传文件的大小：" + item.getSize());
                        System.out.println("上传文件的类型：" + item.getContentType());
                        System.out.println("上传文件的名称：" + item.getName());                        File tempFile = new File(item.getName());
                        File file = new File(sc.getRealPath("/") + savePath, tempFile.getName());
                        url = file.getAbsolutePath();
                        System.out.println(file.getAbsolutePath());
                        item.write(file);                        if (userName != null & userName != "" & url != null & url != "") {
                            LoginUser user = new LoginUser();
                            user.setUername(userName);
                            user.setUerheadurl(url);
                            System.out.println(userName);
                            System.out.println(url);
                            imageManager.save(user);
                        }                        request.setAttribute("upload.message", "上传文件成功！");                    } else {
                        request.setAttribute("upload.message", "没有选择上传文件！");
                    }
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
            request.setAttribute("upload.message", "上传文件不成功！");
        }
        return null;
    }
    
}