File list (Check if you may need any files):
calculator\.classpath
..........\.project
..........\classes\calculator\Calculator.class
..........\.......\..........\Node.class
..........\.......\..........\Queue.class
..........\.......\..........\QueueException.class
..........\.......\..........\Stack.class
..........\.......\..........\StackException.class
..........\.......\..........\Token.class
..........\.......\..........\TokenException.class
..........\.......\..........\TokenNumeric.class
..........\.......\..........\TokenOperator.class
..........\src\calculator\Calculator.java
..........\...\..........\Node.java
..........\...\..........\Queue.java
..........\...\..........\QueueException.java
..........\...\..........\Stack.java
..........\...\..........\StackException.java
..........\...\..........\Token.java
..........\...\..........\TokenException.java
..........\...\..........\TokenNumeric.java
..........\...\..........\TokenOperator.java
..........\classes\calculator
..........\src\calculator
..........\classes
..........\src
calculator