Group is Serializable?
2011/7/29 ph09 <ph.hei...@googlemail.com>
> Hey there,
>
> I want to make a RPC Call with an Object called Feature. This class
> included an ArrayList with refereces to other Object. So when I do the
> RPC Call and want to reach the Object from the ArrayList, i get the
> following Eception:
>
> com.google.gwt.user.client.rpc.SerializationException
> at
>
> com.google.gwt.user.client.rpc.impl.SerializerBase.getTypeHandler(SerializerBase.java:
> 153)
> at
>
> com.google.gwt.user.client.rpc.impl.SerializerBase.serialize(SerializerBase.java:
> 125)
> at
>
> com.google.gwt.user.client.rpc.impl.ClientSerializationStreamWriter.serialize(ClientSerializationStreamWriter.java:
> 179)
> at
>
> com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:
> 126)
> at
>
> com.google.gwt.user.client.rpc.core.java.util.Collection_CustomFieldSerializerBase.serialize(Collection_CustomFieldSerializerBase.java:
> 45)
> at
>
> com.google.gwt.user.client.rpc.core.java.util.ArrayList_CustomFieldSerializer.serialize(ArrayList_CustomFieldSerializer.java:
> 40)
> at
>
> com.google.gwt.user.client.rpc.core.java.util.ArrayList_FieldSerializer.serial(ArrayList_FieldSerializer.java:
> 23)
> at
>
> com.google.gwt.user.client.rpc.impl.SerializerBase.serialize(SerializerBase.java:
> 126)
> at
>
> com.google.gwt.user.client.rpc.impl.ClientSerializationStreamWriter.serialize(ClientSerializationStreamWriter.java:
> 179)
> at
>
> com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:
> 126)
> at
>
> de.fhdo.kuss.client.Feature_FieldSerializer.serialize(Feature_FieldSerializer.java:
> 51)
> at
>
> de.fhdo.kuss.client.Feature_FieldSerializer.serial(Feature_FieldSerializer.java:
> 64)
> at
>
> com.google.gwt.user.client.rpc.impl.SerializerBase.serialize(SerializerBase.java:
> 126)
> at
>
> com.google.gwt.user.client.rpc.impl.ClientSerializationStreamWriter.serialize(ClientSerializationStreamWriter.java:
> 179)
> at
>
> com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:
> 126)
> at
> de.fhdo.kuss.client.SpeicherService_Proxy.test(SpeicherService_Proxy.java:
> 327)
> at de.fhdo.kuss.client.FM_Gui.test(FM_Gui.java:834)
> at de.fhdo.kuss.client.FM_Gui.<init>(FM_Gui.java:67)
> at de.fhdo.kuss.client.Kuss_Projekt.buildGui(Kuss_Projekt.java:61)
> at de.fhdo.kuss.client.Kuss_Projekt.onModuleLoad(Kuss_Projekt.java:
> 31)
> 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.gwt.dev.shell.ModuleSpace.onLoad(ModuleSpace.java:396)
> at
>
> com.google.gwt.dev.shell.OophmSessionHandler.loadModule(OophmSessionHandler.java:
> 193)
> at
>
> com.google.gwt.dev.shell.BrowserChannelServer.processConnection(BrowserChannelServer.java:
> 510)
> at
>
> com.google.gwt.dev.shell.BrowserChannelServer.run(BrowserChannelServer.java:
> 352)
> at java.lang.Thread.run(Unknown Source)
>
>
> Is it because of the ArrayList? Thats my Class:
>
> public class Feature implements Serializable {
>
> private static final long serialVersionUID = 1L;
> private String name;
> private ArrayList<Group> subgroups = new ArrayList<Group>();
> private String context;
>
> public Feature(){
>
> }
>
> public Feature(String name) {
> this.name = name;
> }
>
> public String getName() {
> return name;
> }
>
> public void setName(String name) {
> this.name = name;
> }
>
> public void addSubgroup(Group group) {
> subgroups.add(group);
> }
>
> public ArrayList<Group> getSubGroups() {
> return subgroups;
> }
> }
>
> And that is my Call:
>
> public void test() {
> AsyncCallback<String> callback = new AsyncCallback<String>()
> {
> public void onFailure(Throwable caught) {
> caught.printStackTrace();
> }
>
> public void onSuccess(String result) {
> Window.alert(result);
>
> }
> };
> Feature feature2 = new Feature("test Feature");
> Feature feature = new Feature("root");
> Group group = new Group(GroupType.mandatory,feature2);
> feature.addSubgroup(group);
> SpeicherService.Util.getInstance().test(feature, callback);
> }
>
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