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object Controls {

   type CloseableResource = { def close() }

   /**
    * Equivalent of C# using keyword. Automatically closes any resource which has a close method.
    * Capable of returning a value
    * @param T resource which has a close() method
    * @param M result
    */

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public final class TableColumnDefinitionSupport {

  public interface ITableColumDefinition {
      String getTitle();
  }

  private TableColumnDefinitionSupport() {}

  public final static > getDefinition( Class cls, int index ) {
      return cls.getEnumConstants()[index];

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public class ComponentClassScanner extends ClassPathScanningCandidateComponentProvider {

	public ComponentClassScanner() {
		super(false);
	}

	@SuppressWarnings("unchecked")
	public final  Collection getComponentClasses(String basePackage) {
		basePackage = basePackage == null ? "" : basePackage;
		List<Class<? extends T>> classes = new ArrayList<Class<? extends T>>();

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class PreferencePageClassScanner extends ComponentClassScanner {

	public PreferencePageClassScanner() {
		super();
		addIncludeFilter( new AssignableTypeFilter(JComponent.class));
		addIncludeFilter( new AnnotationTypeFilter(PreferencePage.class));
	}

}

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public final class TableEnumColumnSupport {

      public interface ITableColumDefinition {
            String getTitle();
      }

      private TableEnumColumnSupport() {}

      /**
       * Finds column definition by index

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boolean validationResult = ...// your business logic here  
TaskDialog dlg = TaskDialog.getInstance(this); //find the task dialog panel belongs to  
dlg.fireValidationFinished( validationResult );

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TaskDialogs.warn( "Are you sure you want to quit?@@10", "Please do not quit yet!");

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int choice = TaskDialogs.choice( 
    "What do you want to do with your game in\nprogress?", 
    "", 
    1, 
    new CommandLink("Exit and save my game", "Save your game in progress, then exit. " + 
                    "This will\noverwrite any previosely saved games."), 
    new CommandLink("Exit and don't save", "Exit without saving your game. " + 
                    "This is counted\nas a loss in your statistics." ), 
    new CommandLink("Don't exit", "Return to your game progress" ));

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TaskDialog dlg = new TaskDialog("Security Warning");
dlg.setInstruction( "The publisher cannot be verified.\nDo you want to run this software?" );
dlg.setText( "Name: C:\\Program Files\\eclipse\\eclipse.exe\n" +
      		     "Publisher: <b>Unknown Publisher</b>\n" +
       		     "Type: Application\n");
dlg.setIcon( TaskDialog.StandardIcon.WARNING );
dlg.getFooter().setCheckBoxText("Always ask before opening this file");
dlg.setCommands( StandardCommand.OK.derive("Run"), StandardCommand.CANCEL );
if ( dlg.show().equals(StandardCommand.OK)) {
       	//do something

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TaskDialog dlg = new TaskDialog("Copying...");
dlg.setInstruction("Copying file");
dlg.setText( "Location: From 'Others' to 'Others'\n" +
      		     "File Name: <b>Photo.jpg</b>" );
dlg.setIcon( TaskDialog.StandardIcon.INFO );

JProgressBar pb = new JProgressBar();
pb.setValue(30);
dlg.setFixedComponent( pb );
dlg.show();