src/main/java/org/efaps/ui/wicket/util/ParameterUtil.java
public static String[] parameter2Array(final IRequestParameters _parameters,
                                           final String _parameterName)
    {
        final List<StringValue> values = _parameters.getParameterValues(_parameterName);
        return ParameterUtil.stringValues2Array(values);
    }
public static String[] parameter2Array(final IRequestParameters _parameters,
                                           final String _parameterName)
    {
        final List<StringValue> values = _parameters.getParameterValues(_parameterName);
        return ParameterUtil.stringValues2Array(values);
    }
Get an array for the StringValues.

@param _parameters IRequestParameters
@param _parameterName name of the Paramaters
@return always StringArray, if parameter does not exist an empty
StringArray