File list (Check if you may need any files):
FileDownload\.classpath
............\.project
............\FileDownload\123.txt
............\............\index.jsp
............\............\TestSmart.jsp
............\............\WEB-INF\classes\com\mark\random\DownLoad.class
............\............\.......\.......\...\....\......\DownloadServlet.class
............\............\.......\.......\...\....\......\FileModel.class
............\............\.......\.......\...\....\......\TestThread.class
............\............\.......\.......\...\....\servlet\DownLoad.class
............\............\.......\.......\...\....\.......\DownloadServlet.class
............\............\.......\.......\...\....\.......\FileModel.class
............\............\.......\.......\...\....\.......\SmartServlet.class
............\............\.......\.......\log4j.properties
............\............\.......\lib\jspsmartupload.jar
............\............\.......\...\log4j-1.2.11.jar
............\............\.......\web.xml
............\src\com\mark\random\DownLoad.java
............\...\...\....\......\DownloadServlet.java
............\...\...\....\......\FileModel.java
............\...\...\....\......\TestThread.java
............\...\...\....\servlet\DownLoad.java
............\...\...\....\.......\DownloadServlet.java
............\...\...\....\.......\FileModel.java
............\...\...\....\.......\SmartServlet.java
............\...\log4j.properties
............\FileDownload\WEB-INF\classes\com\mark\random
............\............\.......\.......\...\....\servlet
............\............\.......\.......\...\mark
............\............\.......\.......\com
............\src\com\mark\random
............\...\...\....\servlet
............\FileDownload\WEB-INF\classes
............\............\.......\lib
............\src\com\mark
............\FileDownload\WEB-INF
............\src\com
............\FileDownload
............\src
FileDownload