STEP: Create Dynamic Web Project with JAX-RS support STEP: Create JAX-RS resource with method that has unbound parameter @Path( "/" ) public class CarResource { @GET @Path( "{id}" ) public Object getCar() { return null ; } } ASSERT: JAX-RS Explorer contains following endpoint GET /{id:.*} STEP: Bind parameter to field @Path( "/" ) public class CarResource { @PathParam( "id" ) private Integer id; @GET @Path( "{id}" ) public Object getCar() { return null ; } } ASSERT: Binding is reflected in JAX-RS Explorer FAIL: JAX-RS Explorer was not updated