File list (Check if you may need any files):
DocumentManagement
..................\.classpath
..................\.project
..................\1
..................\13
..................\bin
..................\...\management
..................\...\..........\Add.class
..................\...\..........\CZJieMian.class
..................\...\..........\FileDialogExample.class
..................\...\..........\FZJieMian.class
..................\...\..........\OK.class
..................\...\..........\SCJieMian.class
..................\...\..........\XJJieMian.class
..................\management
..................\..........\.classpath
..................\..........\.project
..................\..........\Add.java
..................\..........\bin
..................\..........\...\management
..................\..........\...\..........\Add.class
..................\..........\...\..........\CZJieMian.class
..................\..........\...\..........\FZJieMian.class
..................\..........\...\..........\OK.class
..................\..........\...\..........\SCJieMian.class
..................\..........\...\..........\XJJieMian.class
..................\..........\CZJieMian.java
..................\..........\FZJieMian.java
..................\..........\OK.java
..................\..........\SCJieMian.java
..................\..........\src
..................\..........\...\management
..................\..........\...\..........\Add.java
..................\..........\...\..........\CZJieMian.java
..................\..........\...\..........\FZJieMian.java
..................\..........\...\..........\OK.java
..................\..........\...\..........\SCJieMian.java
..................\..........\...\..........\XJJieMian.java
..................\..........\XJJieMian.java
..................\src
..................\...\management
..................\...\..........\Add.java
..................\...\..........\CZJieMian.java
..................\...\..........\FileDialogExample.java
..................\...\..........\FZJieMian.java
..................\...\..........\OK.java
..................\...\..........\SCJieMian.java
..................\...\..........\XJJieMian.java