@PersistenceCapable(identityType = IdentityType.APPLICATION)
public class Group implements Serializable {
@PrimaryKey
@Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY)
@Extension(vendorName="datanucleus", key="gae.encoded-pk", value="true")
private String encodedKey;
@Persistent
private String name;
@Persistent
private List<Membership> members;
}
@RemoteServiceRelativePath("service")
public interface Service extends RemoteService {
Group createGroup(final String name);
}
I get this exception when I call createGroup, what am I missing?
com.google.appengine.tools.development.ApiProxyLocalImpl log
SEVERE: [1241583692799000] javax.servlet.ServletContext log: Exception while
dispatching incoming RPC call
com.google.gwt.user.client.rpc.SerializationException: Type
'org.datanucleus.sco.backed.ArrayList' 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.
at
com.google.gwt.user.server.rpc.impl.StandardSerializationPolicy.validateSerialize(StandardSerializationPolicy.java:83)
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