import java.io.*;
printMenu();
InputStreamReader isr = new InputStreamReader(System.in);
BufferedReader stdin = new BufferedReader(isr);
do // will ask for user input
{
System.out.println("What action would you like to perform?");
line = stdin.readLine();
input1 = line.charAt(0);
input1 = Character.toUpperCase(input1);
if (line.length() == 1)
{
// matches one of the case statements
switch (input1)
{
case 'E': //Enter String
System.out.print("Please enter a string.\n");
inputInfo = stdin.readLine().trim();
System.out.println(PostfixConversion.convertToPostfix(inputInfo));
break;
case 'Q': //Quit
break;
case '?': //Display Menu
printMenu();
break;
default:
System.out.print("Unknown action\n");
break;
}
}
else
{
System.out.print("Unknown action\n");
}
} while (input1 != 'Q' || line.length() != 1);
}
/** The method printMenu displays the menu to a user**/
public static void printMenu()
{
System.out.print("Choice\t\tAction\n" +
"------\t\t------\n" +
//Assignment #: 11
//Name: Johrdyn Lorden
//StudentID: 1201666366
// Lecture: MWF 1:30pm
//Description: Assignment 11 class displays a menu of choices to a user
// and performs the chosen task. It will keep asking a user to
// enter the next choice until the choice of 'Q' (Quit) is entered.
public class Assignment11
{
public static void main (String[] args) throws IOException
{
char input1;
String inputInfo;
String line = new String();
