package api; import javax.ws.rs.ApplicationPath; import org.glassfish.jersey.jackson.JacksonFeature; import org.glassfish.jersey.server.ResourceConfig; @ApplicationPath("v1") public class RestConfig extends ResourceConfig { public RestConfig() { // register with Jersey (assumes all Jersey resource classes are in this package or below) packages(this.getClass().getPackage().getName()); // activate Jackson-based JSON support register(JacksonFeature.class); } }