File list (Check if you may need any files):
InformationSystem
.................\InformationSystem.jpx
.................\InformationSystem.jpx.local
.................\InformationSystem.jpx.local~
.................\bak
.................\...\informationsystem
.................\...\.................\database
.................\...\.................\........\DBConnection.java~1~
.................\...\.................\........\DBConnection.java~2~
.................\...\.................\........\DBConnection.java~3~
.................\...\.................\........\DBConnection.java~4~
.................\...\.................\........\DBConnection.java~5~
.................\...\.................\........\DBConnection.java~6~
.................\...\.................\........\DBHandler.java~1~
.................\...\.................\........\DBHandler.java~2~
.................\...\.................\........\DBHandler.java~3~
.................\...\.................\........\DBHandler.java~4~
.................\...\.................\........\DBHandler.java~5~
.................\...\.................\........\DBHandler.java~6~
.................\...\.................\........\DBHandler.java~7~
.................\...\.................\gui
.................\...\.................\...\AddAction.java~1~
.................\...\.................\...\AddAction.java~2~
.................\...\.................\...\AddAction.java~3~
.................\...\.................\...\CancelAction.java~1~
.................\...\.................\...\DeleteAction.java~1~
.................\...\.................\...\DeleteAction.java~2~
.................\...\.................\...\MainWindow.java~16~
.................\...\.................\...\MainWindow.java~17~
.................\...\.................\...\MainWindow.java~18~
.................\...\.................\...\MainWindow.java~19~
.................\...\.................\...\MainWindow.java~20~
.................\...\.................\...\MainWindow.java~21~
.................\...\.................\...\MainWindow.java~22~
.................\...\.................\...\MainWindow.java~23~
.................\...\.................\...\MainWindow.java~24~
.................\...\.................\...\MainWindow.java~25~
.................\...\.................\information
.................\...\.................\...........\Student.java~1~
.................\...\.................\...........\Student.java~2~
.................\classes
.................\.......\informationsystem
.................\.......\.................\database
.................\.......\.................\........\DBConnection.class
.................\.......\.................\........\DBHandler.class
.................\.......\.................\........\about.png
.................\.......\.................\........\closeFile.png
.................\.......\.................\........\help.png
.................\.......\.................\........\openFile.png
.................\.......\.................\gui
.................\.......\.................\...\AddAction.class
.................\.......\.................\...\CancelAction.class
.................\.......\.................\...\DeleteAction.class
.................\.......\.................\...\MainWindow.class
.................\.......\.................\...\UpdateAction.class
.................\.......\.................\information
.................\.......\.................\...........\Student.class
.................\.......\package cache
.................\.......\.............\informationsystem.database.dep2
.................\.......\.............\informationsystem.gui.dep2
.................\.......\.............\informationsystem.information.dep2
.................\src
.................\...\informationsystem
.................\...\.................\database
.................\...\.................\........\DBConnection.java
.................\...\.................\........\DBHandler.java
.................\...\.................\gui
.................\...\.................\...\AddAction.java
.................\...\.................\...\CancelAction.java
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