File list (Check if you may need any files):
DCRSCorbaSys
............\.classpath
............\.project
............\bin
............\...\input
............\...\.....\9700001.txt
............\...\.....\9700002.txt
............\...\.....\9700003.txt
............\...\.....\9700004.txt
............\...\.....\9700005.txt
............\...\.....\9700006.txt
............\...\.....\9700007.txt
............\...\.....\9700008.txt
............\...\.....\9700009.txt
............\...\.....\9700010.txt
............\...\.....\course.bak
............\...\.....\course.txt
............\...\orb.db
............\...\......\counter
............\...\......\logs
............\...\......\NC0
............\...\......\servers.db
............\...\regsys
............\...\......\CourseIsFullException.class
............\...\......\CourseIsFullExceptionHelper.class
............\...\......\CourseIsFullExceptionHolder.class
............\...\......\CourseNotExistsException.class
............\...\......\CourseNotExistsExceptionHelper.class
............\...\......\CourseNotExistsExceptionHolder.class
............\...\......\data
............\...\......\....\Course.class
............\...\......\....\Student.class
............\...\......\impl
............\...\......\....\RegistrationImpl.class
............\...\......\internal
............\...\......\........\exception
............\...\......\........\.........\InitCourseListException.class
............\...\......\........\.........\InitStudException.class
............\...\......\NoPreRequisite.class
............\...\......\NoPreRequisiteHelper.class
............\...\......\NoPreRequisiteHolder.class
............\...\......\RegistrationInterface.class
............\...\......\RegistrationInterfaceHelper.class
............\...\......\RegistrationInterfaceHolder.class
............\...\......\RegistrationInterfaceOperations.class
............\...\......\RegistrationInterfacePOA.class
............\...\......\server
............\...\......\......\RegistrationServer.class
............\...\......\StudentNotExistsException.class
............\...\......\StudentNotExistsExceptionHelper.class
............\...\......\StudentNotExistsExceptionHolder.class
............\...\......\TakenTooManyCourseException.class
............\...\......\TakenTooManyCourseExceptionHelper.class
............\...\......\TakenTooManyCourseExceptionHolder.class
............\...\......\test
............\...\......\....\MultiThreadTest.class
............\...\......\....\Test1.class
............\...\......\thread
............\...\......\......\Client$OPERATION.class
............\...\......\......\Client.class
............\...\......\_RegistrationInterfaceStub.class
............\...\regsys.idl
............\Corba DCRS Design.docx
............\input
............\.....\9700001.txt
............\.....\9700002.txt
............\.....\9700003.txt
............\.....\9700004.txt
............\.....\9700005.txt
............\.....\9700006.txt
............\.....\9700007.txt
............\.....\9700008.txt
............\.....\9700009.txt
............\.....\9700010.txt
............\.....\course.bak
............\.....\course.txt
............\orb.db
............\......\counter
............\......\logs
............\......\NC0
............\......\servers.db
............\src
............\...\orb.db
............\...\......\counter
............\...\......\logs
............\...\......\NC0
............\...\......\servers.db
............\...\regsys
............\...\......\CourseIsFullException.java
............\...\......\CourseIsFullExceptionHelper.java
............\...\......\CourseIsFullExceptionHolder.java
............\...\......\CourseNotExistsException.java
............\...\......\CourseNotExistsExceptionHelper.java
............\...\......\CourseNotExistsExceptionHolder.java
............\...\......\data
............\...\......\....\Course.java
............\...\......\....\Student.java
............\...\......\impl
............\...\......\....\RegistrationImpl.java
............\...\......\internal