Mark, Thank you for the reply, however, I'm looking for a simpler solution -in terms of learning time of new classes- murat On Tue, Dec 21, 2010 at 4:11 PM, Mark Coletti <[log in to unmask]> wrote: > On Mon, Dec 20, 2010 at 6:12 PM, Murat KARAKAYA <[log in to unmask]> > wrote: > > I want to simulate a sensor network composing of static sensor nodes > which > > monitor a road for passing-by objects. These mobile objects are in > different > > shapes and areas. I want to sensor nodes would sense the object not by > its > > center coordinates but by its area. For example a car object would have a > > small rectangle area wrt that of a bus object. > > You may want to look into GeoMason. Though the intent with GeoMason > is to deal with geospatial entities, it is wrapped round the Java > Topology Suit (JTS). JTS provides the type of functionality you are > looking for, including querying Geometry area. > > GeoMason is found in the "contrib" directory in the main MASON > distribution. >