private static int DoGetUpdateFeedParams(IntPtr aPtr, IntPtr aInvocation)
        {
            GCHandle gch = GCHandle.FromIntPtr(aPtr);
            DvProviderLinnCoUkUpdate1 self = (DvProviderLinnCoUkUpdate1)gch.Target;
            DvInvocation invocation        = new DvInvocation(aInvocation);
            string       topic;
            string       channel;

            try
            {
                invocation.ReadStart();
                invocation.ReadEnd();
                self.GetUpdateFeedParams(invocation, out topic, out channel);
            }
            catch (ActionError e)
            {
                invocation.ReportActionError(e, "GetUpdateFeedParams");
                return(-1);
            }
            catch (PropertyUpdateError)
            {
                invocation.ReportError(501, String.Format("Invalid value for property {0}", new object[] { "GetUpdateFeedParams" }));
                return(-1);
            }
            catch (Exception e)
            {
                System.Diagnostics.Debug.WriteLine("WARNING: unexpected exception {0} thrown by {1}", new object[] { e, "GetUpdateFeedParams" });
                System.Diagnostics.Debug.WriteLine("         Only ActionError or PropertyUpdateError should be thrown by actions");
                return(-1);
            }
            try
            {
                invocation.WriteStart();
                invocation.WriteString("Topic", topic);
                invocation.WriteString("Channel", channel);
                invocation.WriteEnd();
            }
            catch (ActionError)
            {
                return(-1);
            }
            catch (System.Exception e)
            {
                System.Diagnostics.Debug.WriteLine("WARNING: unexpected exception {0} thrown by {1}", new object[] { e, "GetUpdateFeedParams" });
                System.Diagnostics.Debug.WriteLine("       Only ActionError can be thrown by action response writer");
            }
            return(0);
        }
        private static int DoPushManifest(IntPtr aPtr, IntPtr aInvocation)
        {
            GCHandle gch = GCHandle.FromIntPtr(aPtr);
            DvProviderLinnCoUkUpdate1 self = (DvProviderLinnCoUkUpdate1)gch.Target;
            DvInvocation invocation        = new DvInvocation(aInvocation);
            string       uri;

            try
            {
                invocation.ReadStart();
                uri = invocation.ReadString("Uri");
                invocation.ReadEnd();
                self.PushManifest(invocation, uri);
            }
            catch (ActionError e)
            {
                invocation.ReportActionError(e, "PushManifest");
                return(-1);
            }
            catch (PropertyUpdateError)
            {
                invocation.ReportError(501, String.Format("Invalid value for property {0}", new object[] { "PushManifest" }));
                return(-1);
            }
            catch (Exception e)
            {
                System.Diagnostics.Debug.WriteLine("WARNING: unexpected exception {0} thrown by {1}", new object[] { e, "PushManifest" });
                System.Diagnostics.Debug.WriteLine("         Only ActionError or PropertyUpdateError should be thrown by actions");
                return(-1);
            }
            try
            {
                invocation.WriteStart();
                invocation.WriteEnd();
            }
            catch (ActionError)
            {
                return(-1);
            }
            catch (System.Exception e)
            {
                System.Diagnostics.Debug.WriteLine("WARNING: unexpected exception {0} thrown by {1}", new object[] { e, "PushManifest" });
                System.Diagnostics.Debug.WriteLine("       Only ActionError can be thrown by action response writer");
            }
            return(0);
        }