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Setting an image on the clipboard with a custom Transferable object to hold the image

import java.awt.Image; import java.awt.Toolkit; import java.awt.datatransfer.DataFlavor; import java.awt.datatransfer.Transferable; import java.awt.datatransfer.UnsupportedFlavorException; import java.io.IOException; import javax.swing.ImageIcon; public class Main {   public static void main(String[] argv) throws Exception {     ImageSelection imgSel = new ImageSelection(new ImageIcon("a.png").getImage());     Toolkit.getDefaultToolkit().getSystemClipboard().setContents(imgSel, null);   } } class ImageSelection implements Transferable {   private Image image;   public ImageSelection(Image image) {     this.image = image;   }   public DataFlavor[] getTransferDataFlavors() {     return new DataFlavor[] { DataFlavor.imageFlavor };   }   public boolean isDataFlavorSupported(DataFlavor flavor) {     return DataFlavor.imageFlavor.equals(flavor);   }   public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException, IOException {     if (!DataFlavor.imageFlavor.equals(flavor)) {       throw new UnsupportedFlavorException(flavor);     }     return image;   } }