jbos + struts1 + jsp 上传下载

import java.io.File;

import java.io.FileOutputStream;

import java.io.OutputStream;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.apache.log4j.Logger;

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 com.hymake.wygl.shared.GetBusinessHome;

import com.hymake.wygl.shared.ShareModel;

import com.hymake.wygl.shared.business.XmxxBusiness;

import com.hymake.wygl.shared.business.XmxxBusinessHome;

/**

 * @author Jan 14, 2011 项目信息模块内容 上传 临时管理规约 附件（word） <br>

 */

public class DoUploadItemAttachAction extends Action {

     File fileContent;

static Logger logger = Logger.getLogger(ShareModel.class.getName());

public ActionForward execute(ActionMapping mapping, ActionForm form,

HttpServletRequest request, HttpServletResponse response)

throws Exception {

ItemAttachForm itemAttachForm = new ItemAttachForm();

itemAttachForm = (ItemAttachForm) form;

request.setAttribute("entId", itemAttachForm.getItem_id());

request.setAttribute("type", itemAttachForm.getType());

System.out.println("读取文件的URL: "+itemAttachForm.getFilePath());

System.out.println("服务器提交URL: "+request.getServletPath());

System.out.println("项目工程Name: "+request.getContextPath());

String path = request.getContextPath();

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

System.out.println("网络地址："+basePath);

int MAX_FILE_SIZE =1024 * 1024 * 10;

XmxxBusinessHome xmxxBusinessHome;

XmxxBusiness xmxxBusiness;

OutputStream  fos = null;

try {

FormFile formFile=itemAttachForm.getFileContent();

if(formFile.getFileSize() > MAX_FILE_SIZE){

request.setAttribute("err", "err");

return mapping.findForward("success");

}else{

if(formFile != null){

String dir = request.getSession(true).getServletContext().getRealPath("\\upload");

String dirs[] = dir.split("\\\\");

//文件存放的路径

String filePaht = dirs[0]+"/"+dirs[1]+"/"+dirs[2]+request.getContextPath()+"/"+itemAttachForm.getItem_id()+"/" ;

System.out.println("文件存放的地址："+filePaht);

File f = new File(filePaht);

if(!f.exists()){

f.mkdirs();

System.out.println("文件存放的目录："+filePaht+"创建成功!");

}

//去掉文件名的空格

String fileName = formFile.getFileName().trim().replaceAll(" ", "");

//去掉文件名存在的&字符，防止传参数出现错误

fileName = fileName.replaceAll("&", "");

fos = new FileOutputStream(filePaht+fileName);

fos.write(formFile.getFileData(),0,formFile.getFileSize());

fos.flush();

//开启连接

GetBusinessHome getBusinessHome = new GetBusinessHome();

xmxxBusinessHome = getBusinessHome.getXmxxBusinessHome();

xmxxBusiness = xmxxBusinessHome.create();

itemAttachForm.setFileName(fileName);

String sqlPath = dirs[2]+request.getContextPath()+"/"+itemAttachForm.getItem_id()+"/" +fileName;

itemAttachForm.setFilePath(sqlPath);

//保存相应的信息到数据苦中

xmxxBusiness.getDoUpload(itemAttachForm);

}

}

} catch (RuntimeException e) {

e.printStackTrace();

}catch(Exception e){

e.printStackTrace();

}finally{

if(fos != null){

fos.close();

}

}

return mapping.findForward("success");

}

}