gistfile1.txt

private ArrayList<InventoryInstance> tempInv = new ArrayList<InventoryInstance>();
private ArrayList<InventoryInstance> requestedList = new ArrayList<InventoryInstance>();

tempInv.add(new InventoryInstance(stuff blah boring things));

tempInv.removeAll(requestedList);

for(InventoryInstance i : tempInv){
  System.out.println("Temp: " + i);
}
for(InventoryInstance i : requestedList){
  System.out.println("Temp: " + i);
}