public static void main(String[] args) {
    Stack st=new Stack();

    String [] menu={"Set Capacity", "Push", "Pop", "Search", "Clear", "Exit"};
    String message="Capacity: "+st.getCapacity()+"nElements: "+st.display()+
            "nEmpty: "+st.isEmpty()+"nFull: "+st.isFull()+
            "n# of Elements: "+st.count()+"nFirst: "+st.first()+"nLast: "+st.last()+"n";


    String choice="";
    int data=0;

    do{
        choice=(String)JOptionPane.showInputDialog(null, message+"Input Choice:", "Menu", 1, null, menu, menu[0]);

        switch(choice){
        case "Set Capacity":
            st.setCapacity();
            st.getCapacity();
            break;
        case "Push":
            data=Integer.parseInt(JOptionPane.showInputDialog("Enter data: "));
            st.push(data);
            break;
        case "Pop":
            st.pop();
            JOptionPane.showMessageDialog(null, "Popped!");
            break;
        case "Search":
            data=Integer.parseInt(JOptionPane.showInputDialog("Enter data to search: "));
            JOptionPane.showMessageDialog(null, st.search(data));
            break;
        case "Clear":
            st.clear();
            JOptionPane.showMessageDialog(null, "Stack cleared");
            break;
        }
    }while(!choice.equals("Exit"));

}