ZCW-MacroLabs-OOP-ScientificCalculator/Conversion.java

/**
 * Write a description of class Conversion here.
 *
 * @author (your name)
 * @version (a version number or a date)
 */
import java.util.Scanner;
public class Conversion
{
    // instance variables - replace the example below with your own
    public static int display;
    public static String show = "Decimal";
    static String answer = "";
    static Scanner scan = new Scanner(System.in);
    public static double switchDisplay(double value){
        System.out.println("choose from: binary, octal, decimal, and hexadecimal \n" 
            +"to convert answer");
            
           String input = scan.nextLine();
        int[] displayOptions= new int[]{2,8,10,16};
        
        if(input.equalsIgnoreCase("binary")){

            display = displayOptions[0];

            System.out.println("binary");
            //answer = (double)Integer.toBinaryString((Functions.value));
            answer = Long.toBinaryString(Double.doubleToRawLongBits(Functions.value));
        }    
        else if(input.equalsIgnoreCase("octal")){
            display = displayOptions[1];

            System.out.println("octal");
            Long.toOctalString(Double.doubleToRawLongBits(Functions.value));
        }
        else if(input.equalsIgnoreCase("decimal")){
            display = displayOptions[2];
            System.out.println("answer already in decimal mode");

        }
        else if(input.equalsIgnoreCase("hexadecimal")){
            display = displayOptions[3];
            System.out.println("hexadecimal selected");
            answer = Double.toHexString(Functions.value);

        }
        else{
            System.out.print("Invalid choice try again");
            display = display;
        }

        System.out.println(answer);
        return 0;
    }
}