import java.util.Scanner;
public class Assignment6
{
public static void main(String[] args)
{
int number, size;
String choice;
char command;
Scanner keyboard = new Scanner(System.in);
//ask user for array size
System.out.println("Please enter a size for the array.\n");
size = keyboard.nextInt();
//instantiate a NumberCollection object
NumberCollection collection = new NumberCollection(size);
//print the menu
printMenu();
do
{
//ask a user to choose a command
System.out.println("\nPlease enter a command or
type ?");
choice = keyboard.next().toLowerCase();
command = choice.charAt(0);
switch(command)
{
case 'a': //add a number
System.out.println("\nPlease enter an integer to
add.");
number = keyboard.nextInt();
if(collection.addNumber(number))
System.out.println("\n" + number + "successfully
added.");
else
System.out.println("\n" + number + " is already in
the array. " + number + "was not added.");
break;
case 'b': //print the collection
System.out.println("\n" + collection);
break;
case 'c': //compute and display the maximum
System.out.println("\nThe maximum is: " +
collection.findMax());
break;
case 'd': //compute and display minimum
System.out.println("\nThe minimum is: " +
collection.findMin());
break;
case 'e': //compute and display the sum
System.out.println("\nThe sum is: " +
/*-------------------------
//Filename: Assignment6.java
//Specification: this class prompts a user to enter a size for the array
// and create a NumberCollection object. then it displays
// a menu to a user, and process a requested task
accordingly.
//For: CSE 110-homework#7
//Time spent: 1 1/2 hours
//----------------------------*/
collection.computeSum());
break;
case '?':
printMenu();
break;
case 'q':
break;
default:
System.out.println("Invalid input!");
}
}while(command != 'q');
}//end of the main method
//this method prints out the menu to user
public static void printMenu()
{
System.out.print("\nCommand options\n"
+ "--------------------------------\n"
+ "a: add an integer in the array\n"
+ "b: display the array\n"
+ "c: compute and display the maximum\n"
+ "d: compute and display the minimum\n"
+ "e: compute and display the sum\n"
+ "?: display the menu again\n"
+ "q: quit this program\n\n");
}//end of printMenu method
}//end of assingment6 class
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