File list (Check if you may need any files):
BankQueue\.classpath
.........\.project
.........\src\cn\itcast\bankqueue\Constants.java
.........\...\..\......\.........\CustomerType.java
.........\...\..\......\.........\MainClass.java
.........\...\..\......\.........\NumberMachine.java
.........\...\..\......\.........\NumberManager.java
.........\...\..\......\.........\ServiceWindow.java
.........\bin\cn\itcast\bankqueue\Constants.class
.........\...\..\......\.........\CustomerType.class
.........\...\..\......\.........\MainClass$1.class
.........\...\..\......\.........\MainClass$2.class
.........\...\..\......\.........\MainClass$3.class
.........\...\..\......\.........\MainClass.class
.........\...\..\......\.........\NumberMachine.class
.........\...\..\......\.........\NumberManager.class
.........\...\..\......\.........\ServiceWindow$1.class
.........\...\..\......\.........\ServiceWindow.class
.........\src\cn\itcast\bankqueue
.........\bin\cn\itcast\bankqueue
.........\src\cn\itcast
.........\bin\cn\itcast
.........\src\cn
.........\bin\cn
.........\src
.........\bin
BankQueue