package?com.sohu.action;

import?java.io.File;
import?java.io.IOException;
import?java.io.PrintWriter;
import?java.util.Iterator;
import?java.util.List;

import?javax.servlet.ServletException;
import?javax.servlet.annotation.WebServlet;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;
import?javax.servlet.http.HttpSession;

import?org.apache.commons.fileupload.FileItem;
import?org.apache.commons.fileupload.ProgressListener;
import?org.apache.commons.fileupload.FileUploadbase.SizeLimitExceededException;
import?org.apache.commons.fileupload.FileUploadException;
import?org.apache.commons.fileupload.disk.DiskFileItemFactory;
import?org.apache.commons.fileupload.servlet.ServletFileUpload;

/**
?*?Servlet?implementation?class?Upload
?*/
@WebServlet（“/Upload“）
public?class?Upload?extends?HttpServlet?{
	private?static?final?long?serialVersionUID?=?1L;

????/**
?????*?Default?constructor.?
?????*/???
????public?Upload（）?{
????????//?TODO?Auto-generated?constructor?stub
????	super（）;
????}
??
	/**
	?*?@see?HttpServlet#doGet（HttpServletRequest?request?HttpServletResponse?response）
	?*/
	protected?void?doGet（HttpServletRequest?request?HttpServletResponse?response）?throws?ServletException?IOException?{
		doPost（request?response）;
	}

	/**
	?*?@see?HttpServlet#doPost（HttpServletRequest?request?HttpServletResponse?response）
	?*/
	protected?void?doPost（HttpServletRequest?request?HttpServletResponse?response）?throws?ServletException?IOException?{
		response.setContentType（“text/html“）;
		//設置字符編碼為UTF-8，支持漢字顯示
		response.setCharacterEncoding（“UTF-8“）;
		final?long?MAX_SIZE?=?1024?*?1024?*?1024;//設置上傳文件最大為1G
		
		//上傳文件路徑
		String?filePath?=?“e:\\upload\\“;
		String?tempPath?=?“e:\\upload\\temp\\“;
		
		//jsonp上傳
		String?jsonp?=?request.getParameter（“callback“）;
		
		//?實例化一個硬盤文件工廠用來配置上傳組件ServletFileUpload
		DiskFileItemFactory?dfif?=?new?DiskFileItemFactory（）;
		dfif.setSizeThreshold（1024?*?5）;//?設置上傳文件時用于臨時存放文件的內存大小這里是5k.多于的部分將臨時存在硬盤
		dfif.setRepository（new?File（tempPath））;//?設置存放臨時文件的目錄

		//用以上工廠實例化上傳組件
		ServletFileUpload?sfu?=?new?ServletFileUpload（dfif）;
		//設置最大上傳尺寸
		sfu.setSizeMax（MAX_SIZE）;

		PrintWriter?out?=?response.getWriter（）;
		final?HttpSession?session?=?request.getSession（）;
		
		sfu.setProgressListener（new?ProgressListener（）?{
			private?long?temp?=?-1;
		????public?void?update（long?readBytes?long?totalBytes?int?item）?{
				long?size?=?readBytes?/?1024?*?1024?*?10;
				if（temp?==?size）{
					return;
				}
				temp?=?size;
				if?（readBytes?!=?-1）?{
					session.setAttribute（“readBytes“?““?+?readBytes）;
				????session.setAttribute（“totalBytes“?““?+?totalBytes）;
				}
		????}
		}）;
		
		//從request得到?所有?上傳域的列表
		List?fileList?=?null;
		try?{
			fileList?=?sfu.parseRequest（request）;
		}?catch?（FileUploadException?e）?{//處理文件尺寸過大異常
			if?（e?instanceof?SizeLimitE

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2012-01-30?16:15??jsupload\
?????文件?????????601??2012-01-30?09:17??jsupload\.classpath
?????文件????????1041??2012-01-29?18:32??jsupload\.project
?????目錄???????????0??2012-01-30?16:15??jsupload\.settings\
?????文件?????????503??2012-01-29?18:32??jsupload\.settings\.jsdtscope
?????文件?????????395??2012-01-29?18:32??jsupload\.settings\org.eclipse.jdt.core.prefs
?????文件?????????454??2012-01-29?18:32??jsupload\.settings\org.eclipse.wst.common.component
?????文件?????????305??2012-01-29?18:32??jsupload\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2012-01-29?18:32??jsupload\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2012-01-29?18:32??jsupload\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????目錄???????????0??2012-01-30?16:15??jsupload\src\
?????目錄???????????0??2012-01-30?16:15??jsupload\src\com\
?????目錄???????????0??2012-01-30?16:15??jsupload\src\com\sohu\
?????目錄???????????0??2012-01-30?16:15??jsupload\src\com\sohu\action\
?????文件????????6414??2012-01-29?17:48??jsupload\src\com\sohu\action\Upload.java
?????文件????????2839??2012-01-20?16:48??jsupload\src\com\sohu\action\UploadFileMessage.java
?????文件????????1578??2012-01-29?17:00??jsupload\src\com\sohu\action\UploadProgress.java
?????目錄???????????0??2012-01-30?16:15??jsupload\WebContent\
?????目錄???????????0??2012-01-30?16:15??jsupload\WebContent\meta-INF\
?????文件??????????39??2012-01-29?18:32??jsupload\WebContent\meta-INF\MANIFEST.MF
?????目錄???????????0??2012-01-30?16:15??jsupload\WebContent\page\
?????目錄???????????0??2012-01-30?16:15??jsupload\WebContent\page\script\
?????文件???????10511??2012-01-30?15:20??jsupload\WebContent\page\script\jsupload.js
?????文件????????6505??2012-01-30?14:27??jsupload\WebContent\page\upload.jsp
?????目錄???????????0??2012-01-30?16:15??jsupload\WebContent\WEB-INF\
?????目錄???????????0??2012-01-30?16:15??jsupload\WebContent\WEB-INF\classes\
?????目錄???????????0??2012-01-30?16:15??jsupload\WebContent\WEB-INF\classes\com\
?????目錄???????????0??2012-01-30?16:15??jsupload\WebContent\WEB-INF\classes\com\sohu\
?????目錄???????????0??2012-01-30?16:15??jsupload\WebContent\WEB-INF\classes\com\sohu\action\
?????文件????????1325??2012-01-30?09:19??jsupload\WebContent\WEB-INF\classes\com\sohu\action\Upload$1.class
?????文件????????5702??2012-01-30?09:19??jsupload\WebContent\WEB-INF\classes\com\sohu\action\Upload.class
............此處省略7個文件信息