I think that is by design, the toCQL method is not a "visitor" but instead
a public utility method making it easier to call and use the visitor object.
I think we actually wrapped up all the utility methods into the CQL and
ECQL classes to make this stuff easier to use.
Jody
Jody Garnett
On Thu, Apr 24, 2014 at 11:57 PM, Andrew Hulbert <jahhulb...@gmail.com>wrote:
> Hi,
>
> I think I might have found a Class Cast bug where a StringBuilder is
> expected but in certain cases a String is returned...It appears that in
> org.geotools.filter.text.ecql.ECQL this method:
>
> public static String toCQL( Filter filter ){
> FilterToECQL toCQL = new FilterToECQL();
>
> StringBuilder output = (StringBuilder) filter.accept( toCQL, new
> StringBuilder() );
>
> return output.toString();
> }
>
> is performing a cast to StringBuilder from accept methods for filters.
> Almost all FilterVisitors return a String Builder except for the method in
> class org.geotools.filter.text.ecql.FilterToECQL
>
> public Object visit(Id filter, Object extraData) {}
>
> this method returns a String causing the case to fail when
> org.opengis.filter.Id is the Filter...
>
> I've attached a sample class that causes the issue.
>
> If this is not an issue let me know! If it is, how can I file a bug report?
>
> Thanks!
>
> Andrew
>
>
>
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