public String showHeadings() { if (this.showSingleValue()) { return "false";
public boolean showHeadings() { if (showSingleValue()) { return false;
    public String showHeadings() {        if (this.showSingleValue()) {            return "false";        }        if (_showHeadings == null) {            Object v = (Object)this.valueForBinding("showHeadings");            if (ERXValueUtilities.booleanValue(v)) {                _showHeadings = "true";            }else {                _showHeadings = "false";            }        }        return _showHeadings;    }