File list (Check if you may need any files):
Exam\.project
....\.mymetadata
....\.classpath
....\.settings\org.eclipse.jdt.core.prefs
....\WebRoot\META-INF\MANIFEST.MF
....\.......\WEB-INF\web.xml
....\.......\.......\page\index.jsp
....\.......\.......\classes\com\mjrg\exam\servlets\ChuLi.class
....\.......\.......\.......\...\....\....\........\MyFilter.class
....\.......\.......\.......\...\....\....\beans\Students.class
....\.......\.......\.......\...\....\....\.....\Student.class
....\.......\.......\.......\...\....\....\test\ProTest.class
....\src\com\mjrg\exam\servlets\ChuLi.java
....\...\...\....\....\........\MyFilter.java
....\...\...\....\....\test\ProTest.java
....\...\...\....\....\beans\Student.java
....\...\...\....\....\.....\Students.java
....\WebRoot\WEB-INF\classes\com\mjrg\exam\servlets
....\.......\.......\.......\...\....\....\beans
....\.......\.......\.......\...\....\....\test
....\.......\.......\.......\...\....\exam
....\.......\.......\.......\...\mjrg
....\src\com\mjrg\exam\servlets
....\...\...\....\....\test
....\...\...\....\....\beans
....\WebRoot\WEB-INF\classes\com
....\src\com\mjrg\exam
....\WebRoot\WEB-INF\page
....\.......\.......\classes
....\.......\.......\lib
....\src\com\mjrg
....\WebRoot\META-INF
....\.......\WEB-INF
....\src\com
....\.settings
....\.myeclipse
....\WebRoot
....\src
Exam