подскажите где ошибка
package com;
import java.util.List;
import java.util.Iterator;
import java.util.ArrayList;
public class Arkanoid {
private int width;
private int height;
private Ball ball;
private Stand stand;
private List<Brick>bricks;
static Arkanoid game;
private boolean isGameOver;
public Ball getBall() {
return ball;
}
public Stand getStand() {
return stand;
}
public List<Brick> getBricks() {
return bricks;
}
public void setBall(Ball ball) {
this.ball = ball;
}
public void setStand(Stand stand) {
this.stand = stand;
}
public void setBricks(List<Brick> bricks) {
this.bricks = bricks;
}
public Arkanoid(int width, int height) {
this.width = width;
this.height = height;
}
public int getWidth() {
return width;
}
public int getHeight() {
return height;
}
public void setWidth(int width) {
this.width = width;
}
public void setHeight(int height) {
this.height = height;
}
public void move(){
ball.move();
stand.move();
}
public void run(){
}
void draw(Canvas canvas){
ball.draw(canvas);
stand.draw(canvas);
for (Brick s:bricks){
s.draw(canvas);
}
}
public void checkBricksBump(){
List<Brick>newBricks=new ArrayList<>(bricks);
for (Brick brick:newBricks){
if(ball.isIntersec(brick)){
double angle = Math.random() * 360;
ball.setDirection(angle);
bricks.remove(brick);
break;
}
}
}
public void checkStandBump(){
if (ball.isIntersec(stand)){
double angle = 90 + 20 * (Math.random() - 0.5);
ball.setDirection(angle);
}
}
public void checkEndGame(){
if(ball.y>height){
isGameOver=true;
}
}
public static void main(String[] args) {
}
}