Try to re-generate the DeobfuscatorBuilder for your RequestFactory (maybe
run the ValidationTool manually). This error would generally happen if the
generated DeobfuscatorBuilder doesn't know about a particular proxy.
On Friday, February 8, 2013 6:11:27 PM UTC+1, Nermin wrote:
>
> Dear Community,
>
> I have a problem with my application which uses JPA on Datanucleus and
> RequestFactory,
>
> It has 3 JPA Entiries:
> (User) -> (Address) -> (City)
>
> @Entity
> @Table(name = "T_USER_1")
> public class User {
> @Id
> @GeneratedValue(strategy = GenerationType.IDENTITY)
> private Long id;
> @Basic
> private String firstName;
> @Basic
> private String lastName;
> @Basic
> private Address primaryAddress;
> ....
> }
>
> @Entity
> @Table(name = "T_ADDRESS_1")
> public class Address {
> @Id
> @GeneratedValue(strategy = GenerationType.IDENTITY)
> @Extension(vendorName = "datanucleus", key = "gae.encoded-pk", value =
> "true")
> // This is a Datanucleus requirement (Child must have id of type Key
> or a String but with this annotation)
> private String id;
> @Basic
> private String street;
> @Basic
> private City city;
> ...
> }
>
>
> @Entity
> @Table(name = "T_CITY_1")
> public class City {
> @Id
> @GeneratedValue(strategy = GenerationType.IDENTITY)
> @Extension(vendorName = "datanucleus", key = "gae.encoded-pk", value =
> "true")
> private String id;
> @Basic
> private String cityName;
> ...
> }
>
> It has all Proxies: (UserProxy, AddressProxy, CityProxy) and the
> RequestContexts: (UserRequest, AddressRequest, CityRequest)
>
> My client code looks like this:
>
> UserRequest userRequest = mySampleRequestFactory.userRequest();
>
> // ====== Step1: Create the JPA entities using the Proxy
> interfaces ======//
> UserProxy newUser = userRequest.create(UserProxy.class);
> AddressProxy firstAddress = userRequest.create(AddressProxy.class);
> CityProxy city = userRequest.create(CityProxy.class);
>
> newUser.setFirstName(firstNameTextBox.getText());
> newUser.setLastName(lastNameTextBox.getText());
>
> firstAddress.setStreet(primaryAddressTextBox.getText());
> city.setCityName(cityTextBox.getText());
> firstAddress.setCity(city);
>
> newUser.setPrimaryAddress(firstAddress);
>
> // ====== Step2: Call Request Factory ======//
> userRequest.persist().using(newUser).fire(new
> Receiver<UserProxy>() {
> @Override
> public void onSuccess(UserProxy employee) {
> System.out.println("========== SUCESS =========");
> }
>
> @Override
> public void onFailure(ServerFailure error) {
> System.out.println("======== ERROR ==========");
> error.getStackTraceString();
> error.getMessage();
> error.getClass();
> }
>
> });
>
> ====================================================================
> EVERYTHING WORKED FINE AS LONG AS I DO NOT HAVE CITY WITHIN THE ADDRESS.
> (2 Level Inheritance)
> As soon as I use the City within the Address Entity (as shown in the
> example above), the application creates an Error:
> ====================================================================
>
>
> Feb 08, 2013 5:53:41 PM
> com.google.web.bindery.requestfactory.server.ServiceLayerDecorator die
> SEVERE: No type for token ZnIs$bNWPGt9pOa3oCZkGeCvZCM=
> Feb 08, 2013 5:53:41 PM
> com.google.web.bindery.requestfactory.server.RequestFactoryServlet doPost
> SEVERE: Unexpected error
> com.google.web.bindery.requestfactory.server.UnexpectedException: No type
> for token ZnIs$bNWPGt9pOa3oCZkGeCvZCM=
> at
> com.google.web.bindery.requestfactory.server.ServiceLayerDecorator.die(ServiceLayerDecorator.java:216)
> at
> com.google.web.bindery.requestfactory.server.ResolverServiceLayer.resolveClass(ResolverServiceLayer.java:59)
> at
> com.google.web.bindery.requestfactory.server.ServiceLayerDecorator.resolveClass(ServiceLayerDecorator.java:136)
> at
> com.google.web.bindery.requestfactory.server.ServiceLayerDecorator.resolveClass(ServiceLayerDecorator.java:136)
> at
> com.google.web.bindery.requestfactory.server.ServiceLayerDecorator.resolveClass(ServiceLayerDecorator.java:136)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> at java.lang.reflect.Method.invoke(Unknown Source)
> at
> com.google.appengine.tools.development.agent.runtime.Runtime.invoke(Runtime.java:115)
> at
> com.google.web.bindery.requestfactory.server.ServiceLayerCache.getOrCache(ServiceLayerCache.java:233)
> at
> com.google.web.bindery.requestfactory.server.ServiceLayerCache.resolveClass(ServiceLayerCache.java:156)
> at
> com.google.web.bindery.requestfactory.server.RequestState$1.getTypeFromToken(RequestState.java:76)
> at
> com.google.web.bindery.requestfactory.shared.impl.IdFactory.getId(IdFactory.java:159)
> at
> com.google.web.bindery.requestfactory.server.RequestState.getBeansForPayload(RequestState.java:142)
> at
> com.google.web.bindery.requestfactory.server.SimpleRequestProcessor.processOperationMessages(SimpleRequestProcessor.java:509)
> at
> com.google.web.bindery.requestfactory.server.SimpleRequestProcessor.process(SimpleRequestProcessor.java:218)
> at
> com.google.web.bindery.requestfactory.server.SimpleRequestProcessor.process(SimpleRequestProcessor.java:135)
> at
> com.google.web.bindery.requestfactory.server.RequestFactoryServlet.doPost(RequestFactoryServlet.java:133)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
> at
> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166)
> at
> com.google.appengine.api.socket.dev.DevSocketFilter.doFilter(DevSocketFilter.java:74)
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
> at
> com.google.appengine.tools.development.ResponseRewriterFilter.doFilter(ResponseRewriterFilter.java:123)
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
> at
> com.google.appengine.tools.development.HeaderVerificationFilter.doFilter(HeaderVerificationFilter.java:34)
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
> at
> com.google.appengine.api.blobstore.dev.ServeBlobFilter.doFilter(ServeBlobFilter.java:61)
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
> at
> com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43)
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
> at
> com.google.appengine.tools.development.StaticFileFilter.doFilter(StaticFileFilter.java:125)
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
> at
> com.google.appengine.tools.development.BackendServersFilter.doFilter(BackendServersFilter.java:97)
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
> at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388)
> at
> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
> at
> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
> at
> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
> at
> org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418)
> at
> com.google.appengine.tools.development.DevAppEngineWebAppContext.handle(DevAppEngineWebAppContext.java:94)
> at
> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
> at
> com.google.appengine.tools.development.JettyContainerService$ApiProxyHandler.handle(JettyContainerService.java:383)
> at
> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
> at org.mortbay.jetty.Server.handle(Server.java:326)
> at
> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
> at
> org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:938)
> at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:755)
> at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218)
> at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
> at
> org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
> at
> org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
>
> Can you please help me to solve this problem or simply show me an example
> where 3 and more Level inheritance is used by the Request Factory.
>
> THANK YOU IN ADVANCE!!
>
> Nermin
>
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