hi! No my classes have a no arguments constructors. There are just defined in another project. The GWT project uses it from a jar file.
Thanks On Wed, Dec 23, 2009 at 12:34 PM, Dan <daniel.vaug...@gmail.com> wrote: > Is this the problem with the classes you want to serialize not having > a no arguments constructor? > > On Nov 21, 11:56 pm, "Oleg K." <seq...@gmail.com> wrote: > > Hi all. > > > > I have the following problem. > > > > My project tries to use GWT RPC. > > > > It has one jar in dependency libs which contain several model classes. > > All of that classes implements Serializable and IsSerializable > > interfaces (one of that classes is CHAttrGroup). That jar also > > includes .java files with source code and Module.gwt.xml file so that > > model classes can be used in main GWT application by including > > <inherits name="...." />. > > > > GWT compiler (2.0-rc1) doesn't write error messages when building > > application and all that model classes (e.g. CHAttrGroup) work > > correctly in client-side code (like other gwt client classes). But > > when I try to send objects of that class from server to client I get > > following exception: > > > > 2009-11-22 02:34:49.688:tasktrackgwt:WARN: Exception while > > dispatching incoming RPC call > > com.google.gwt.user.client.rpc.SerializationException: > > java.lang.reflect.InvocationTargetException > > at > > > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.seriali > zeWithCustomSerializer > > (ServerSerializationStreamWriter.java:760) > > at > > > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.seriali > zeImpl > > (ServerSerializationStreamWriter.java:723) > > at > > > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.seriali > ze > > (ServerSerializationStreamWriter.java:612) > > at > > > com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.write > Object > > (AbstractSerializationStreamWriter.java:129) > > at > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter > > $ValueWriter$8.write(ServerSerializationStreamWriter.java:152) > > at > > > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.seriali > zeValue > > (ServerSerializationStreamWriter.java:534) > > at > > > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.seriali > zeClass > > (ServerSerializationStreamWriter.java:700) > > at > > > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.seriali > zeImpl > > (ServerSerializationStreamWriter.java:730) > > at > > > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.seriali > ze > > (ServerSerializationStreamWriter.java:612) > > at > > > com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.write > Object > > (AbstractSerializationStreamWriter.java:129) > > at > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter > > $ValueWriter$8.write(ServerSerializationStreamWriter.java:152) > > at > > > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.seriali > zeValue > > (ServerSerializationStreamWriter.java:534) > > at > com.google.gwt.user.server.rpc.RPC.encodeResponse(RPC.java:607) > > at com.google.gwt.user.server.rpc.RPC.encodeResponseForSuccess > > (RPC.java:465) > > at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse > > (RPC.java:562) > > at > com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall > > (RemoteServiceServlet.java:188) > > at > com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost > > (RemoteServiceServlet.java:224) > > at > com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost > > (AbstractRemoteServiceServlet.java:62) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:727) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) > > at com.google.inject.servlet.ServletDefinition.doService > > (ServletDefinition.java:216) > > at com.google.inject.servlet.ServletDefinition.service > > (ServletDefinition.java:141) > > at com.google.inject.servlet.ManagedServletPipeline.service > > (ManagedServletPipeline.java:93) > > at com.google.inject.servlet.FilterChainInvocation.doFilter > > (FilterChainInvocation.java:63) > > at com.google.inject.servlet.ManagedFilterPipeline.dispatch > > (ManagedFilterPipeline.java:122) > > at > com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java: > > 110) > > at org.mortbay.jetty.servlet.ServletHandler$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 org.mortbay.jetty.handler.ContextHandlerCollection.handle > > (ContextHandlerCollection.java:230) > > at org.mortbay.jetty.handler.HandlerCollection.handle > > (HandlerCollection.java:114) > > 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: > > 536) > > at org.mortbay.jetty.HttpConnection$RequestHandler.content > > (HttpConnection.java:930) > > at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:747) > > at > org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218) > > at > org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:405) > > at org.mortbay.io.nio.SelectChannelEndPoint.run > > (SelectChannelEndPoint.java:409) > > at org.mortbay.thread.QueuedThreadPool$PoolThread.run > > (QueuedThreadPool.java:582) > > Caused by: java.lang.reflect.InvocationTargetException > > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > > at sun.reflect.NativeMethodAccessorImpl.invoke > > (NativeMethodAccessorImpl.java:39) > > at sun.reflect.DelegatingMethodAccessorImpl.invoke > > (DelegatingMethodAccessorImpl.java:25) > > at java.lang.reflect.Method.invoke(Method.java:597) > > at > > > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.seriali > zeWithCustomSerializer > > (ServerSerializationStreamWriter.java:742) > > ... 42 more > > Caused by: com.google.gwt.user.client.rpc.SerializationException: Type > > 'ru.codehouse.tasktrack.model.objects.CHAttributeGroup' 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 = > > ru.codehouse.tasktrack.model.objects.CHAttributeGroup[id=10] > > at > > > com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.seriali > ze > > (ServerSerializationStreamWriter.java:610) > > at > > > com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.write > Object > > (AbstractSerializationStreamWriter.java:129) > > at > > > com.google.gwt.user.client.rpc.core.java.util.Collection_CustomFieldSeriali > zerBase.serialize > > (Collection_CustomFieldSerializerBase.java:43) > > at > > > com.google.gwt.user.client.rpc.core.java.util.ArrayList_CustomFieldSerializ > er.serialize > > (ArrayList_CustomFieldSerializer.java:36) > > ... 47 more > > > > GWT serialization policy file contains following line: > > > > ru.codehouse.tasktrack.model.objects.CHAttribute, false, false, true, > > true, ru.codehouse.tasktrack.model.objects.CHAttribute/3607536941, > > 3607536941 > > > > which tells us that field and instant serialization is not permitted > > (first, and second 'false's) and that field and instance > > deserialization is permitted (3rd and 4th 'true's). > > > > How can I enable serialization of my model objects ? > > -- > > You received this message because you are subscribed to the Google Groups > "Google Web Toolkit" group. > To post to this group, send email to google-web-tool...@googlegroups.com. > To unsubscribe from this group, send email to > google-web-toolkit+unsubscr...@googlegroups.com<google-web-toolkit%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/google-web-toolkit?hl=en. > > > -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. 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