Game program - simon sez

Question

I have a simple game program call simon sez. I have the code completely
written, but i cant figure out why its not working. I have the area
in the program that is not working right and have add ********* where
the problem area is. Can anyone figure out what ive done wrong here???
import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import java.lang.*;
import sun.audio.*; //import the sun.audio package
import java.io.*;
public class SimonMain extends Applet implements ActionListener {
SimonButton[] simonb = new SimonButton[4];
SimonButton[] navb = new SimonButton[2];
SimonButton gob = new SimonButton("GO");
Label level;
int levelc;
int[] levelarray = new int[10];
int playmode = 1;
int arraycount=0;
int whichbutton=0;
AudioClip snd1;
AudioClip snd2;
AudioClip snd3;
AudioClip snd4;
AudioClip right;
AudioClip wrong;
     //Initialize the applet
public void init() {
levelc=1;
snd4=getAudioClip(getDocumentBase(), "three.wav");
snd3=getAudioClip(getDocumentBase(), "two.wav");
snd2=getAudioClip(getDocumentBase(), "one.wav");
snd1=getAudioClip(getDocumentBase(), "zero.wav");
right=getAudioClip(getDocumentBase(), "right.wav");
wrong=getAudioClip(getDocumentBase(), "wrong.wav");
level = new Label("Choose Level: "+Integer.toString(levelc) );
add(level);
for(int count=0; count<4;count++)
simonb[count] = new SimonButton(Integer.toString(count));
simonb[count].ColorButton(Color.black );
simonb[count].ColorFont(Color.white);
simonb[count].addActionListener(this);
add(simonb[count]);
for(int count=0; count<2;count++)
if(count==0)
navb[count] = new SimonButton("<");
if(count==1)
navb[count] = new SimonButton(">");
navb[count].addActionListener(this);
add(navb[count]);
gob.addActionListener(this) ;
add(gob);
public void paint(Graphics g) {
g.drawString ("Simon Sez: Choose your level using arrow buttons and click go to play.Have FUN!!!",10,50);
public void actionPerformed(ActionEvent event) {
//test.setText("Button number is " + buttonCaption);
String command = event.getActionCommand();
     //if (command.equals("Push")){
if (command == "GO")
playmode=3;
switch(playmode)
case 1: //This is choose level mode
if (command == "<" )
if(levelc==1);
else
levelc--;
level.setText("Level: "+Integer.toString(levelc) );
if (command == ">" )
if(levelc==10);
else
levelc++;
level.setText("Level: "+Integer.toString(levelc) ) ;
break;
case 2: //This is play mode
//This is where it wont get past my if statement???????????????????????????
if ( "0"==command)
     {     level.setText("WORKIng"+command);
simonb[0].ColorFont(Color.red);
for(int count=0;count<100000000;count++)
          snd1.play();
simonb[0].ColorFont(Color.white );
whichbutton=1;
if((levelarray[arraycount]==whichbutton))
if(arraycount+1==levelc)
{ right.play();
playmode=1;
break;
arraycount++;
else
{   wrong.play();
arraycount=0;
if ("1" == command)
simonb[1].ColorFont(Color.yellow);
for(int count=0;count<100000000;count++)
          snd2.play();
simonb[1].ColorFont(Color.white );
whichbutton=2;
if((levelarray[arraycount]==whichbutton))
if(arraycount+1==levelc)
{ right.play();
playmode=1;
break;
arraycount++;
else
{   wrong.play();
arraycount=0;
if (command == "2" )
simonb[2].ColorFont(Color.blue);
for(int count=0;count<100000000;count++)
          snd3.play();
simonb[2].ColorFont(Color.white );
whichbutton=3;
if((levelarray[arraycount]==whichbutton))
if(arraycount+1==levelc)
{ right.play();
playmode=1;
break;
arraycount++;
else
{   wrong.play();
arraycount=0;
if (command == "3" )
simonb[3].ColorFont(Color.pink);
for(int count=0;count<100000000;count++)
          snd4.play();
simonb[3].ColorFont(Color.white );
whichbutton=4;
if((levelarray[arraycount]==whichbutton))
if(arraycount+1==levelc)
{ right.play();
playmode=1;
break;
arraycount++;
else
{   wrong.play();
arraycount=0;
level.setText(command ) ;
break;
case 3: //This is generate mode
arraycount=0;
whichbutton=0;
playmode=2;
for(int count=0;count<levelc;count++)
levelarray[count]=1+ (int) (Math.random() *4);
level.setText(Integer.toString(levelarray[count]) );
for(int count=0;count<levelc;count++)
if(levelarray[count]==1)
simonb[0].ColorFont(Color.red);
for(int countr=0;countr<100000000;countr++)
          snd1.play();
simonb[0].ColorFont(Color.white );
if(levelarray[count]==2)
simonb[1].ColorFont(Color.yellow);
for(int county=0;county<100000000;county++)
snd2.play();
simonb[1].ColorFont(Color.white );
if(levelarray[count]==3)
simonb[2].ColorFont(Color.blue);
for(int countb=0;countb<100000000;countb++)
          snd3.play();
simonb[2].ColorFont(Color.white );
if(levelarray[count]==4)
simonb[3].ColorFont(Color.pink);
for(int countp=0;countp<100000000;countp++)
          snd4.play();
simonb[3].ColorFont(Color.white );
playmode=2;
} //end of for loop
playmode=2;
break;
     //Get Applet information
public String getAppletInfo() {
          return "Applet Information";
     //Get parameter info
public String[][] getParameterInfo() {
          return null;
import java.awt.*;
import java.awt.event.*;
public class SimonButton extends Button implements ActionListener{
public SimonButton(String label) {
this.setLabel(label) ;
public void actionPerformed(ActionEvent event) {
public void ColorButton(Color color){
this.setBackground(color);
public void ColorFont(Color color) {
this.setForeground(color );
public void paint(Graphics g) {

Answer 1

you need to replace all occurrances in your code of:
if(".." == command)....
with:
if("..".equalsIngnoreCase(command))...
When doing string comparison, the equality operator doesn't work. Use the provided method instead