public void addCornerHeader(HeaderColumnKey xObject, HeaderRowKey yObject, JComponent component) {
        int x = xMap.get(xObject);
        int y = yMap.get(yObject);
        add(component, new TimeTableLayoutConstraints(x, y, true));
    }
public void addCornerHeader(HeaderColumnKey xObject, HeaderRowKey yObject, JComponent component) {
        int x = xMap.get(xObject);
        int y = yMap.get(yObject);
        add(component, new TimeTableLayoutConstraints(x, y, true));
    }
public void addCornerHeader ( HeaderColumnKey xObject , HeaderRowKey yObject , JComponent component ) { int x = xMap . get ( xObject ) ; int y = yMap . get ( yObject ) ; add ( component , new TimeTableLayoutConstraints ( x , y , true ) ) ; }
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