;  import javax.ws.rs.GET; import javax.ws.rs.Path; import javax.ws.rs.PathParam; import javax.ws.rs.Produces; import javax.ws.rs.core.MediaType;  @Path("/RESTEasyHelloWorld") public class RESTEasyHelloWorldService {      @GET     @Path("/{param}")     @Produces(MediaType.TEXT_PLAIN)     public String getMsg(@PathParam("param") String name) {         String msg = "Rest say: good " + name;         return msg;     } }  