this is an instrument playing cod in java. Can someone help me fix my code where

Question

this is an instrument playing cod in java. Can someone help me fix my code where the user can select a certain string to play the instrument?


/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package music;

import java.io.FileNotFoundException;
import java.util.Scanner;

/**
*
* @author Owner
*/
public class Music {

/**
* @param args the command line arguments
*/


public static void main(String[] args) throws FileNotFoundException {
java.io.File file = new java.io.File(".txt");
Scanner input = new Scanner(System.in);
//check to see if file already exists

if (file.exists())
{
System.out.println("File already exists");
System.exit(0);
}

//create a file
java.io.PrintWriter output = new java.io.PrintWriter(file);

//declare cello object
Cello Cello1 = new Cello();

//write test results to file
output.println(Cello1.playCello());
output.println(Cello1.stopPlaying());
output.println(Cello1.tuneCello());
}
}

class Cello
{

private static class input {

public input() {
}
}
boolean isTuned;
boolean isPlaying;


char [] CelloStrings = {'E','A','D','G'};


public Cello()
{
isTuned = false;
isPlaying = false;
System.out.println("please enter a string");
String aChoice = "";

System.out.println("Please enter: 1 to E, 2 A, 3 D, 4 G ");

int aLetter = input.nextInt();

switch (aLetter) {

case 1: aChoice = "E";
break;

case 2: aChoice = "A";
break;

case 3: aChoice = "D";
break;

case 4: aChoice = "G";
break;

default:
System.out.println("The selection is not acceptable. ");
} // end switch aLetter

if (aLetter > 0 && aLetter < 5)


System.out.println("The Cello is not playing, and it is not tuned.");
}

public Cello(boolean T, boolean P)
{
isTuned = T;
isPlaying = P;
}

public boolean playCello()
{
System.out.println("The Cello is playing!");
return isPlaying = true;
}

public boolean stopPlaying()
{
System.out.println("The Cello has stopped playing.");
return isPlaying = false;
}

public boolean tuneCello()
{
System.out.println("The Cello is being tuned!");
return isTuned = true;
}

}

Explanation / Answer

/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package music; import java.io.FileNotFoundException; import java.util.Scanner; /** * * @author Owner */ public class Music { /** * @param args the command line arguments */ public static void main(String[] args) throws FileNotFoundException { java.io.File file = new java.io.File(".txt"); Scanner input = new Scanner(System.in); //check to see if file already exists if (file.exists()) { System.out.println("File already exists"); System.exit(0); } package je3.sound; /** * Play a sound file from the network using the java.applet.Applet API. */ public class PlaySound { public static void main(String[ ] args) throws java.net.MalformedURLException { java.applet.AudioClip clip = java.applet.Applet.newAudioClip(new java.net.URL(args[0])); clip.play( ); } } //create a file java.io.PrintWriter output = new java.io.PrintWriter(file); //declare cello object Cello Cello1 = new Cello(); //write test results to file output.println(Cello1.playCello()); output.println(Cello1.stopPlaying()); output.println(Cello1.tuneCello()); } } class Cello { private static class input { public input() { } } boolean isTuned; boolean isPlaying; char [] CelloStrings = {'E','A','D','G'}; public Cello() { isTuned = false; isPlaying = false; System.out.println("please enter a string"); String aChoice = ""; System.out.println("Please enter: 1 to E, 2 A, 3 D, 4 G "); int aLetter = input.nextInt(); switch (aLetter) { case 1: aChoice = "E"; break; case 2: aChoice = "A"; break; case 3: aChoice = "D"; break; case 4: aChoice = "G"; break; default: System.out.println("The selection is not acceptable. "); } // end switch aLetter if (aLetter > 0 && aLetter < 5) System.out.println("The Cello is not playing, and it is not tuned."); } public Cello(boolean T, boolean P) { isTuned = T; isPlaying = P; } public boolean playCello() { System.out.println("The Cello is playing!"); return isPlaying = true; } public boolean stopPlaying() { System.out.println("The Cello has stopped playing."); return isPlaying = false; } public boolean tuneCello() { System.out.println("The Cello is being tuned!"); return isTuned = true; } }

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