File list (Check if you may need any files):
Supermarket Simulation\build.xml
......................\build
......................\.....\built-jar.properties
......................\.....\classes
......................\.....\.......\EmptyListException.class
......................\.....\.......\GrocerySimulation.class
......................\.....\.......\List.class
......................\.....\.......\ListNode.class
......................\.....\.......\Queue.class
......................\.....\.......\QueueInheritanceTest.class
......................\.....\empty
......................\.....\generated-sources
......................\.....\.................\ap-source-output
......................\manifest.mf
......................\nbproject
......................\.........\build-impl.xml
......................\.........\genfiles.properties
......................\.........\private
......................\.........\.......\private.properties
......................\.........\project.properties
......................\.........\project.xml
......................\src
......................\...\EmptyListException.java
......................\...\GrocerySimulation.java
......................\...\List.java
......................\...\ListNode.java
......................\...\Queue.java
......................\...\QueueInheritanceTest.java