//第二种转换器写法
public class PointConvert2 extends StrutsTypeConverter{

    @Override

    public Object convertFromString(Map context, String[] values, Class toClass) {

        // TODO Auto-generated method stub

        Point p = new Point();

        String[] strs = (String[])values;

        String[] xy = strs[0].split(",");

        p.x = Integer.parseInt(xy[0]);

        p.y = Integer.parseInt(xy[1]);

        return p;

    }

    @Override

    public String convertToString(Map context, Object o) {

        // TODO Auto-generated method stub

        return o.toString();

    }

}