@Path("/products")
public class ProductResourceLocator {

	@QueryParam("foo1")
	private String foo2;

        @Path("/{productType}")
	public Object getProductResourceLocator() {
		return new BookResource(); 
	}
}

@Produces({ MediaType.APPLICATION_XML, "application/json" })
public class BookResource {

	@GET
	@Path("/{id}")
	@Produces({ "application/xml", "application/json" })
	public Book getProduct(@PathParam("id") Integer id) {
		return null;
	}
}

/products/{productType}/{id}?foo1={String}

/products/{productType}/{id}?foo2={String}