return new Boolean(constant.isModified());
return Boolean.valueOf (constant.isModified());
    public Object getValueAt (Object node,                              int col)    {        Column column = Column.values()[col];        switch (column) {            case LOGGER:                if (node instanceof UnitNode) {                    UnitNode unit = (UnitNode) node;                    Logger logger = unit.getLogger();                    if (logger != null) {                        return logger.getEffectiveLevel();                    } else {                        return "";                    }                } else if (node instanceof PackageNode) {                    return "--";                } else {                    return "";                }            case VALUE:                if (node instanceof Constant) {                    Constant constant = (Constant) node;                    if (constant instanceof Constant.Boolean) {                        Constant.Boolean cb = (Constant.Boolean) constant;                        return new Boolean(cb.getValue());                    } else {                        return constant.currentString();                    }                } else {                    return "";                }            case TYPE:                if (node instanceof Constant) {                    Constant constant = (Constant) node;                    String typeName = constant.getClass().getName();                    int dollar = typeName.lastIndexOf('$');                    if (dollar != -1) {                        return typeName.substring(dollar + 1);                    } else {                        return typeName;                    }                } else {                    return "";                }            case PIXEL:                if (node instanceof Constant) {                    Constant constant = (Constant) node;                    if (constant instanceof Scale.Fraction) {                        // Compute the equivalent in pixels of this                        // interline fraction, provided that we have a                        // current sheet and its scale is available.                        Sheet sheet = Main.getJui().sheetPane.getCurrentSheet();                        if ((sheet != null) && sheet.SCALE.isDone()) {                            Scale scale = sheet.getScale();                            Scale.Fraction fraction = (Scale.Fraction) constant;                            return new Integer(scale.fracToPixels(fraction));                        } else {                            return "?"; // Cannot compute the value                        }                    }                }                return "";            case MODIF:                if (node instanceof Constant) {                    Constant constant = (Constant) node;                    return new Boolean(constant.isModified());                } else {                    return null;                }        }        return null; // For the compiler    }