upfileservlet.java

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package com.ideas.servlet;

import java.io.*;
import java.io.File;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import com.jspsmart.upload.*;
import com.ideas.bean.*;

public class UpFileServlet extends HttpServlet
{
	private ServletConfig config;

	final public void init(ServletConfig config) throws ServletException
	{
		this.config = config;
	}

	final public ServletConfig getServletConfig()
	{
		return config;
	}

	public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
	{
		doPost(request,response);
	}


	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
	{
		SmartUpload mySmartUpload = new SmartUpload();
		int count = 0;
		DealString ds = new DealString();
		try
		{
			String strfile = "";
			String strname = "";
			String strtype1 = "";

			mySmartUpload.initialize(config,request,response);
			mySmartUpload.upload();

			java.util.Enumeration e = mySmartUpload.getRequest().getParameterNames();

			//取各种参数
			while (e.hasMoreElements())
			{
				String key = (String)e.nextElement();
				String[] values = mySmartUpload.getRequest().getParameterValues(key);
				for(int i = 0; i < values.length; i++)
				{
					if(key.equals("txt_file11"))
						strfile=values[i];
					if(key.equals("txt_name11"))
						strname=values[i];
					if(key.equals("txt_type1"))
						strtype1=values[i];
				}
			}


			//上传到服务器的路径
			String saveDirectory = "";
			if(strtype1.equals("1"))
				saveDirectory = request.getRealPath("/")+"upload\\";
			if(strtype1.equals("2"))
				saveDirectory = request.getRealPath("/")+"upload\\";
			if(strtype1.equals("3"))
				saveDirectory = request.getRealPath("/")+"upload\\";
			if(strtype1.equals("4"))
				saveDirectory = request.getRealPath("/")+"upload\\";

			//保存文件
			count = mySmartUpload.save(saveDirectory);

			int i = strfile.lastIndexOf("\\");
			strfile = strfile.substring(i+1);
			String savefile = saveDirectory+strfile;//旧名

			String savefile1 = saveDirectory+strname;//新名

			File f2 = new File(savefile1);
			if(f2.exists())//新名文件存在
			{
				f2.delete();
			}

			File f1 = new File(savefile);
			f1.renameTo(new File(savefile1));

			if(!strtype1.equals("4"))
				response.sendRedirect("art\\upload.jsp?close=1&id="+strtype1);
			else
				response.sendRedirect("art\\upload.jsp?close=1&id="+strname);
		}catch (Exception e){}
    }

	public void  destroy ()
	{
	}
}