帮忙看下为什么图片没有显示 图片目录在src 下的image 文件夹中

package com.thread;

import java.awt.EventQueue;

import javax.swing.ImageIcon;

import javax.swing.JFrame;

import javax.swing.JLabel;

public class SleepDemo extends JFrame implements Runnable {

private JLabel car;

public SleepDemo(){

super();

setResizable(false);

getContentPane().setLayout(null);

setBounds(500,300, 300, 96);

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

car=new JLabel();

ImageIcon icon =new ImageIcon(getClass().getResource("/image/1.png"));

car.setIcon(icon);

car.setBounds(0, 0, icon.getIconHeight(), icon.getIconWidth());

getContentPane().add(car);

}

public void run() {

int width=getWidth();

while(true){

for(int i=0;i

try {

Thread.sleep(30);

} catch (InterruptedException e) {

e.printStackTrace();

}

car.setLocation(i,car.getLocation().y);

}

}

}

public static void main(String[] args) {

EventQueue.invokeLater(new Runnable() {

public void run() {

try{

SleepDemo demo=new SleepDemo();

demo.setVisible(true);

new Thread(demo).start();

System.out.println("线程启动");

}catch(Exception e){

e.printStackTrace();

}

}

});

}

}