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Getting and Setting the Selected File of a JFileChooser Dialog

import java.io.File; import javax.swing.JFileChooser; public class Main {   public static void main(String[] argv) throws Exception{     JFileChooser chooser = new JFileChooser();     File f = new File(new File("filename.txt").getCanonicalPath());     chooser.setSelectedFile(f);     chooser.showOpenDialog(null);     File curFile = chooser.getSelectedFile();   } }