> It works here.
> java dirver 2.7.3, mongodb 2.1.1-pre

> http://pastebin.com/diKny2HF

> 2012/5/2Ronnie<ankur...@tcs.com>:

> > Thanks , but I am getting this exception :

> > Exception in thread "main" com.mongodb.MongoException: can't find
> > special index: 2d for: { foi_geom: { $within: { $box: [ [ 9, 51 ],
> > [ 12, 54 ] ] } } }
> >        at com.mongodb.MongoException.parse(MongoException.java:82)
> >        at com.mongodb.DBApiLayer$MyCollection.__find(DBApiLayer.java:303)
> >        at com.mongodb.DBCursor._check(DBCursor.java:356)
> >        at com.mongodb.DBCursor._hasNext(DBCursor.java:486)
> >        at com.mongodb.DBCursor.hasNext(DBCursor.java:511)
> >        at
> > com.tcs.mongo.util.MongoSpacialQuery.getFeatureOfInterestsInaBBox(MongoSpac ialQuery.java:
> > 103)
> >        at com.tcs.mongo.util.MongoSpacialQuery.main(MongoSpacialQuery.java:
> > 35)
> > I have indexed through shell like as follows:
> >  db.BLOOD_PRESSURE.ensureIndex({foi_geom : "2d"})

> > If the above is not working then how should I do the indexing?

> > Thanks in advance.

> > On May 1, 7:56 pm, "H.J" <shiyi...@gmail.com> wrote:
> >> Thank you Marc!

> >>Ronnie, may you try this one?

> >> DBCursor cur = coll.find(new
> >> QueryBuilder().start("foi_geom").withinBox(8.1,9.5,55.1,54.5).get());

> >> Sorry for late response, these days are holidays for Labor Day in China.

> >> 2012/4/30 Marc <m...@10gen.com>:

> >> > A similar question was asked last week regarding how to build a
> >> > $within query with the Java driver:
> >> >http://groups.google.com/group/mongodb-user/browse_thread/thread/a76b...

> >> > There is an example there of how to build the query document in the
> >> > Java driver.  The object 'myPolygon' in the example is of datatype
> >> > ArrayList<ArrayList<Integer>>

> >> > Hopefully the example will allow you to build your desired $within
> >> > query.  I am not familiar with the "QueryBuilder" object that you have
> >> > used in your example.  If you can come up with a less verbose way to
> >> > perform a $within query than building an ArrayList of ArrayLists of
> >> > integers point by point, please share it here, so the Community may
> >> > have the benefit of your experience.
> >> > Thanks.

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