disorienting me is that the type, which is not said to be
serializable, also changes on different calls.
Could you please tell me something more about your experience and
possible checks to do? That would help greately, because I finished
the ideas...
Thanks
On 25 Set, 21:28, Dennis Haupt <d.haup...@googlemail.com> wrote:
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>
> you don't send the same data the second time. my experience says that
> this can have a thousand reasons which are not even hinted at by the
> error message.
> something in your class makes the gwt compiler think that it cannot be
> serialized or the gwt compiler assumes the class is never serialized
> (it's generally confused by generics)
>
> Am 25.09.2011 20:57, schrieb Maverick:
>
>
>
> > Hi all I'm experiencing a problem that seems pretty absurd: I have
> > a complex GWT app, which spans over several projects; from a while
> > ago (not sure when it started exactly) the app is loaded
> > successfully and a data structure is sent over RPC, but, if I
> > reload the page, the *same* RPC call fails with this exception:
>
> > com.google.gwt.user.client.rpc.StatusCodeException: 500 The call
> > failed on the server; see server log for details at
> > com.google.gwt.user.client.rpc.impl.RequestCallbackAdapter.onResponseReceived(RequestCallbackAdapter.java:
>
> 209)
> > at
> > com.google.gwt.http.client.Request.fireOnResponseReceived(Request.java:
>
> 287)
> > at com.google.gwt.http.client.RequestBuilder
> > $1.onReadyStateChange(RequestBuilder.java:395) at
> > sun.reflect.GeneratedMethodAccessor31.invoke(Unknown Source) at
> > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:
>
> 25)
> > at java.lang.reflect.Method.invoke(Method.java:597) at
> > com.google.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:
> > 103) at
> > com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:
>
> 71)
> > at
> > com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:
>
> 167)
> > at
> > com.google.gwt.dev.shell.BrowserChannelServer.reactToMessagesWhileWaitingForReturn(BrowserChannelServer.java:
>
> 326)
> > at
> > com.google.gwt.dev.shell.BrowserChannelServer.invokeJavascript(BrowserChannelServer.java:
>
> 207)
> > at
> > com.google.gwt.dev.shell.ModuleSpaceOOPHM.doInvoke(ModuleSpaceOOPHM.java:
>
> 132)
> > at
> > com.google.gwt.dev.shell.ModuleSpace.invokeNative(ModuleSpace.java:
>
> 561)
> > at
> > com.google.gwt.dev.shell.ModuleSpace.invokeNativeObject(ModuleSpace.java:
>
> 269)
> > at
> > com.google.gwt.dev.shell.JavaScriptHost.invokeNativeObject(JavaScriptHost.java:
>
> 91)
> > at com.google.gwt.core.client.impl.Impl.apply(Impl.java) at
> > com.google.gwt.core.client.impl.Impl.entry0(Impl.java:214) at
> > sun.reflect.GeneratedMethodAccessor27.invoke(Unknown Source) at
> > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:
>
> 25)
> > at java.lang.reflect.Method.invoke(Method.java:597) at
> > com.google.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:
> > 103) at
> > com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:
>
> 71)
> > at
> > com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:
>
> 167)
> > at
> > com.google.gwt.dev.shell.BrowserChannelServer.reactToMessages(BrowserChannelServer.java:
>
> 281)
> > at
> > com.google.gwt.dev.shell.BrowserChannelServer.processConnection(BrowserChannelServer.java:
>
> 531)
> > at
> > com.google.gwt.dev.shell.BrowserChannelServer.run(BrowserChannelServer.java:
>
> 352)
> > at java.lang.Thread.run(Thread.java:680)
>
> > And in the exception message:
>
> > com.google.gwt.user.client.rpc.SerializationException: Type
> > 'com.conceptle.istar.shared.ConceptualModelStatus' was not included
> > in the set of types which can be serialized by this
> > SerializationPolicy or its Class object could not be loaded. For
> > security purposes, this type will not be serialized.: instance =
> > com.conceptle.istar.shared.ConceptualModelStatus@5afecc75 at
> > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serialize(ServerSerializationStreamWriter.java:
>
> 615)
> > at
> > com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:
>
> 126)
> > at
> > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter
>
> $ValueWriter$8.write(ServerSerializationStreamWriter.java:153)
>
>
>
> > at
> > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeValue(ServerSerializationStreamWriter.java:
>
> 535)
> > at
> > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeClass(ServerSerializationStreamWriter.java:
>
> 705)
> > at
> > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeImpl(ServerSerializationStreamWriter.java:
>
> 744)
> > at
> > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serialize(ServerSerializationStreamWriter.java:
>
> 617)
> > at
> > com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:
>
> 126)
> > at
> > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter
>
> $ValueWriter$8.write(ServerSerializationStreamWriter.java:153)
>
>
>
>
>
> > at
> > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeValue(ServerSerializationStreamWriter.java:
>
> 535)
> > at com.google.gwt.user.server.rpc.RPC.encodeResponse(RPC.java:616)
> > at
> > com.google.gwt.user.server.rpc.RPC.encodeResponseForSuccess(RPC.java:
>
> 474)
> > at
> > com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:
>
> 571)
> > at
> > com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:
>
> 208)
> > at
> > com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost(RemoteServiceServlet.java:
>
> 248)
> > at
> > com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost(AbstractRemoteServiceServlet.java:
>
> 62)
> > 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:
> > 487) at
> > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:
>
> 362)
> > at
> > org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:
>
> 216)
> > at
> > org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:
>
> 181)
> > at
> > org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:
>
> 729)
> > at
> > org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:
> > 405) at
> > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:
>
> 152)
> > at
> > org.mortbay.jetty.handler.RequestLogHandler.handle(RequestLogHandler.java:
>
> 49)
> > at
> > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:
>
> 152)
> > at org.mortbay.jetty.Server.handle(Server.java:324) at
> > org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:
>
> 505)
> > at org.mortbay.jetty.HttpConnection
> > $RequestHandler.content(HttpConnection.java:843) at
> > org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:647) at
> > org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211) at
> > org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)
> > at
> > org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:
>
> 395)
> > at org.mortbay.thread.QueuedThreadPool
> > $PoolThread.run(QueuedThreadPool.java:488)
>
> > Any idea? Thanks
>
> - --
>
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