Hello, I am trying to serialize a class based on the crypto classes, without success, using objectify. I hasten to admit that this is the first time I have touched Java or any of the other technologies or environments, so I am way out of my depth and looking for a nudge in the right direction.
public class cipherStuff implements Serializable { private static final long serialVersionUID = 1L; public @Id Long id; public Cipher c ; public IvParameterSpec iv ; public SecretKeySpec k ; } Processing Pass 1 java.lang.IllegalArgumentException: authentication.mCipher.c: javax.crypto.Cipher is not a supported property type. at com.google.appengine.api.datastore.DataTypeUtils.checkSupportedSingleValue(DataTypeUtils.java:184) at com.google.appengine.api.datastore.DataTypeUtils.checkSupportedValue(DataTypeUtils.java:157) at com.google.appengine.api.datastore.DataTypeUtils.checkSupportedValue(DataTypeUtils.java:123) at com.google.appengine.api.datastore.Entity.setProperty(Entity.java:319) at com.googlecode.objectify.impl.save.FieldSaver.setEntityProperty(FieldSaver.java:171) at com.googlecode.objectify.impl.save.LeafFieldSaver.saveValue(LeafFieldSaver.java:93) at com.googlecode.objectify.impl.save.FieldSaver.save(FieldSaver.java:154) at com.googlecode.objectify.impl.save.ClassSaver.save(ClassSaver.java:89) at com.googlecode.objectify.impl.save.EmbeddedClassFieldSaver.saveValue(EmbeddedClassFieldSaver.java:46) at com.googlecode.objectify.impl.save.FieldSaver.save(FieldSaver.java:154) at com.googlecode.objectify.impl.save.ClassSaver.save(ClassSaver.java:89) at com.googlecode.objectify.impl.save.EmbeddedClassFieldSaver.saveValue(EmbeddedClassFieldSaver.java:46) at com.googlecode.objectify.impl.save.FieldSaver.save(FieldSaver.java:154) at com.googlecode.objectify.impl.save.ClassSaver.save(ClassSaver.java:89) at com.googlecode.objectify.impl.Transmog.save(Transmog.java:404) at com.googlecode.objectify.impl.ConcreteEntityMetadata.toEntity(ConcreteEntityMetadata.java:231) at com.googlecode.objectify.impl.AsyncObjectifyImpl.put(AsyncObjectifyImpl.java:252) at com.googlecode.objectify.impl.AsyncObjectifyImpl.put(AsyncObjectifyImpl.java:229) at com.googlecode.objectify.impl.ObjectifyImpl.put(ObjectifyImpl.java:126) at com.thales.authenticate.nfc.server.UserController.putdata(UserController.java:62) 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:100) at org.restlet.resource.ServerResource.doHandle(ServerResource.java:446) at org.restlet.resource.ServerResource.put(ServerResource.java:1170) at org.restlet.resource.ServerResource.doHandle(ServerResource.java:521) at org.restlet.resource.ServerResource.doNegotiatedHandle(ServerResource.java:587) at org.restlet.resource.ServerResource.doConditionalHandle(ServerResource.java:299) at org.restlet.resource.ServerResource.handle(ServerResource.java:846) at org.restlet.resource.Finder.handle(Finder.java:510) at org.restlet.routing.Filter.doHandle(Filter.java:156) at org.restlet.routing.Filter.handle(Filter.java:203) at org.restlet.routing.Router.doHandle(Router.java:497) at org.restlet.routing.Router.handle(Router.java:737) at org.restlet.routing.Filter.doHandle(Filter.java:156) at org.restlet.routing.Filter.handle(Filter.java:203) at org.restlet.routing.Filter.doHandle(Filter.java:156) at org.restlet.routing.Filter.handle(Filter.java:203) at org.restlet.routing.Filter.doHandle(Filter.java:156) at org.restlet.engine.application.StatusFilter.doHandle(StatusFilter.java:151) at org.restlet.routing.Filter.handle(Filter.java:203) at org.restlet.routing.Filter.doHandle(Filter.java:156) at org.restlet.routing.Filter.handle(Filter.java:203) at org.restlet.engine.ChainHelper.handle(ChainHelper.java:111) at org.restlet.engine.application.ApplicationHelper.handle(ApplicationHelper.java:72) at org.restlet.Application.handle(Application.java:384) at org.restlet.routing.Filter.doHandle(Filter.java:156) at org.restlet.routing.Filter.handle(Filter.java:203) at org.restlet.routing.Router.doHandle(Router.java:497) at org.restlet.routing.Router.handle(Router.java:737) at org.restlet.routing.Filter.doHandle(Filter.java:156) at org.restlet.routing.Filter.handle(Filter.java:203) at org.restlet.routing.Router.doHandle(Router.java:497) at org.restlet.routing.Router.handle(Router.java:737) at org.restlet.routing.Filter.doHandle(Filter.java:156) at org.restlet.routing.Filter.handle(Filter.java:203) at org.restlet.engine.ChainHelper.handle(ChainHelper.java:111) at org.restlet.Component.handle(Component.java:388) at org.restlet.Server.handle(Server.java:488) at org.restlet.engine.ServerHelper.handle(ServerHelper.java:71) at org.restlet.engine.http.HttpServerHelper.handle(HttpServerHelper.java:150) at org.restlet.ext.servlet.ServerServlet.service(ServerServlet.java:1037) 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$CachedChain.doFilter(ServletHandler.java:1166) at com.google.appengine.tools.development.HeaderVerificationFilter.doFilter(HeaderVerificationFilter.java:35) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at com.google.appengine.api.blobstore.dev.ServeBlobFilter.doFilter(ServeBlobFilter.java:58) 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:122) 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.apphosting.utils.jetty.DevAppEngineWebAppContext.handle(DevAppEngineWebAppContext.java:70) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at com.google.appengine.tools.development.JettyContainerService$ApiProxyHandler.handle(JettyContainerService.java:351) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection$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) Thanks, -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-appengine-java/-/JKHcP5mkZbUJ. To post to this group, send email to google-appengine-java@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.