MainClass.java Source code

Introduction

Here is the source code for MainClass.java

Source

import java.awt.Container;
import java.awt.image.BufferedImage;
import java.io.InputStream;

import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.ImageIcon;

import com.sun.image.codec.jpeg.JPEGCodec;
import com.sun.image.codec.jpeg.JPEGImageDecoder;

public class MainClass {
    public static void main(String[] args) throws Exception {
        JFrame jf = new JFrame("Demo");
        Container cp = jf.getContentPane();
        MyCanvas tl = new MyCanvas();
        cp.add(tl);
        jf.setSize(300, 200);
        jf.setVisible(true);
    }
}

class MyCanvas extends JPanel {
    BufferedImage mImage;

    public MyCanvas() {
        try {
            InputStream in = getClass().getResourceAsStream("myExampleImage.jpg");
            JPEGImageDecoder decoder = JPEGCodec.createJPEGDecoder(in);
            mImage = decoder.decodeAsBufferedImage();
            in.close();
        } catch (Exception e) {
            System.err.println(e.getLocalizedMessage());
        }
        ImageIcon icon = new ImageIcon(mImage);
        add(new JLabel(icon));
    }
}