code. compile. run. debug. share.
/******************************************************************************
Online Java Compiler.
Code, Compile, Run and Debug java program online.
Write your code in this editor and press "Run" button to execute it.
*******************************************************************************/
public class Main
{
public static void main(String[] args) {
System.out.println("Hello World");
}
}
public class LevelCrossingController {
private Light orangeLight;
private Light redLight1;
private Light redLight2;
}
import javax.swing.JPanel;
import java.awt.Graphics;
import java.awt.Color;
public class Light extends JPanel {
@Override
public void paintComponent(Graphics g){
super.paintComponent(g);
g.setColor(Color.RED);
g.drawOval(20, 20, 30, 30);
g.setColor(Color.RED);
g.drawOval(40, 40, 30, 30);
try{
Thread.sleep(1000);
}catch(Exception e){
e.toString();
}
g.setColor(Color.BLACK);
g.drawOval(20, 20, 30, 30);
g.setColor(Color.BLACK);
g.drawOval(40, 40, 30, 30);
}
public void simulateTrainCrossing(){
int count = 0;
while(count != 15){
try {
Thread.sleep(1000);
} catch(Exception e) {
} finally {
}
repaint();
count++;
}
}
}
Compiling Program...
Standard Input:
Interactive Console
Text
Program is not being debugged. Click "Debug" button to start program in debug mode.
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