CellConstraints cc = new CellConstraints();
builder.add(labelHeading, cc.xy(2, 2));
builder.add(new JScrollPane(buildAttributePanel(window)), cc.xy(2, 4));
builder.add(ButtonBarFactory.buildCenteredBar(buttonOk), cc.xyw(2, 6, 2));
//return builder.getPanel();
return new IconFeedbackPanel(validationResultModel, builder.getPanel());
}