// Stack demo based on the article from http://www.25hoursaday.com/CsharpVsJava.html#same

import java.util.Stack;

class StackDemo {

// universal method using generics and wildcards

public static void printStack(Stack<?> stack) {

System.out.println("Printing stack:");

while (!stack.empty()) {

System.out.print(stack.pop() + " ");

}

System.out.println();

}

public static void main(String[] args) {

// create an int stack

Stack<Integer> intStack = new Stack<Integer>();

// add some items to the stack

intStack.add(50);

intStack.add(2);

intStack.add(10);

intStack.add(12);

// print the stack content

printStack(intStack);

// create a String stack

Stack<String> sStack = new Stack<String>();

// add some items again

sStack.add("piggy");

sStack.add("sofa");

sStack.add("peas");

sStack.add("umbrella");

// print the stack content

printStack(sStack);

}

}