public IDataReader CreateDataReader(
     ITopicDescription topic,
     IDataReaderListener listener,
     StatusKind mask)
 {
     return(CreateDataReader(topic, defaultDataReaderQos, listener, mask));
 }
Beispiel #2
0
        internal override ReturnCode wlReq_deinit()
        {
            ReturnCode result = DDS.ReturnCode.Ok;

            if (conditionList.Count == 0)
            {
                IDataReaderListener drListener = listener as IDataReaderListener;
                if (drListener != null)
                {
                    this.SetListener(drListener, (DDS.StatusKind) 0);
                }
                this.DisableCallbacks();

                result = base.wlReq_deinit();
                if (result == DDS.ReturnCode.Ok)
                {
                    if (this.topic != null)
                    {
                        result = this.topic.DecrNrUsers();
                        if (result == DDS.ReturnCode.Ok)
                        {
                            this.topic = null;
                        }
                        this.subscriber = null;
                    }
                }
            }
            else
            {
                result = DDS.ReturnCode.PreconditionNotMet;
                ReportStack.Report(result, "DataReader " + this + " cannot be deleted since it still contains " +
                                   conditionList.Count + " Read/QueryConditions.");
            }
            return(result);
        }
Beispiel #3
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        internal override void NotifyListener(Entity source, V_EVENT triggerMask, DDS.OpenSplice.Common.EntityStatus status)
        {
            ReturnCode result;

            IDataReaderListener drListener = listener as IDataReaderListener;

            if (drListener != null)
            {
                DDS.OpenSplice.Common.ReaderStatus readerStatus = status as DDS.OpenSplice.Common.ReaderStatus;
                if ((triggerMask & V_EVENT.DATA_AVAILABLE) == V_EVENT.DATA_AVAILABLE)
                {
                    result = ResetDataAvailableStatus();
                    if (result == DDS.ReturnCode.Ok)
                    {
                        drListener.OnDataAvailable(source as IDataReader);
                    }
                }

                if ((triggerMask & V_EVENT.SAMPLE_REJECTED) == V_EVENT.SAMPLE_REJECTED)
                {
                    drListener.OnSampleRejected(source as IDataReader, readerStatus.SampleRejected);
                }

                if ((triggerMask & V_EVENT.LIVELINESS_CHANGED) == V_EVENT.LIVELINESS_CHANGED)
                {
                    drListener.OnLivelinessChanged(source as IDataReader, readerStatus.LivelinessChanged);
                }

                if ((triggerMask & V_EVENT.SAMPLE_LOST) == V_EVENT.SAMPLE_LOST)
                {
                    drListener.OnSampleLost(source as IDataReader, readerStatus.SampleLost);
                }

                if ((triggerMask & V_EVENT.REQUESTED_DEADLINE_MISSED) == V_EVENT.REQUESTED_DEADLINE_MISSED)
                {
                    drListener.OnRequestedDeadlineMissed(source as IDataReader, readerStatus.DeadlineMissed);
                }

                if ((triggerMask & V_EVENT.REQUESTED_INCOMPATIBLE_QOS) == V_EVENT.REQUESTED_INCOMPATIBLE_QOS)
                {
                    drListener.OnRequestedIncompatibleQos(source as IDataReader, readerStatus.IncompatibleQos);
                }

                if ((triggerMask & V_EVENT.SUBSCRIPTION_MATCHED) == V_EVENT.SUBSCRIPTION_MATCHED)
                {
                    drListener.OnSubscriptionMatched(source as IDataReader, readerStatus.SubscriptionMatch);
                }
            }
        }
Beispiel #4
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        public ReturnCode SetListener(IDataReaderListener listener, StatusKind mask)
        {
            ReturnCode result = DDS.ReturnCode.AlreadyDeleted;

            ReportStack.Start();
            lock (this)
            {
                if (this.rlReq_isAlive)
                {
                    result = wlReq_SetListener(listener, mask);
                }
            }
            ReportStack.Flush(this, result != ReturnCode.Ok);

            return(result);
        }
Beispiel #5
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        internal void CreateListener(out OpenSplice.Gapi.gapi_dataReaderListener listener)
        {
            onRequestedDeadlineMissedDelegate  = PrivateRequestedDeadlineMissed;
            onRequestedIncompatibleQosDelegate = PrivateRequestedIncompatibleQos;
            onSampleRejectedDelegate           = PrivateSampleRejected;
            onLivelinessChangedDelegate        = PrivateLivelinessChanged;
            onDataAvailableDelegate            = PrivateDataAvailable;
            onSubscriptionMatchDelegate        = PrivateSubscriptionMatched;
            onSampleLostDelegate = PrivateSampleLost;

            listener = new DDS.OpenSplice.Gapi.gapi_dataReaderListener();
            listener.listener_data = IntPtr.Zero;
            listener.on_requested_deadline_missed  = onRequestedDeadlineMissedDelegate;
            listener.on_requested_incompatible_qos = onRequestedIncompatibleQosDelegate;
            listener.on_sample_rejected            = onSampleRejectedDelegate;
            listener.on_liveliness_changed         = onLivelinessChangedDelegate;
            listener.on_data_available             = onDataAvailableDelegate;
            listener.on_subscription_match         = onSubscriptionMatchDelegate;
            listener.on_sample_lost = onSampleLostDelegate;
        }
        internal void CreateListener(out OpenSplice.Gapi.gapi_dataReaderListener listener)
        {
            onRequestedDeadlineMissedDelegate = PrivateRequestedDeadlineMissed;
            onRequestedIncompatibleQosDelegate = PrivateRequestedIncompatibleQos;
            onSampleRejectedDelegate = PrivateSampleRejected;
            onLivelinessChangedDelegate = PrivateLivelinessChanged;
            onDataAvailableDelegate = PrivateDataAvailable;
            onSubscriptionMatchDelegate = PrivateSubscriptionMatched;
            onSampleLostDelegate = PrivateSampleLost;

            listener = new DDS.OpenSplice.Gapi.gapi_dataReaderListener();
            listener.listener_data = IntPtr.Zero;
            listener.on_requested_deadline_missed = onRequestedDeadlineMissedDelegate;
            listener.on_requested_incompatible_qos = onRequestedIncompatibleQosDelegate;
            listener.on_sample_rejected = onSampleRejectedDelegate;
            listener.on_liveliness_changed = onLivelinessChangedDelegate;
            listener.on_data_available = onDataAvailableDelegate;
            listener.on_subscription_match = onSubscriptionMatchDelegate;
            listener.on_sample_lost = onSampleLostDelegate;
        }
Beispiel #7
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        public ReturnCode SetListener(IDataReaderListener listener, StatusKind mask)
        {
            ReturnCode result = ReturnCode.Error;

            if (listener != null)
            {
                Gapi.gapi_dataReaderListener gapiListener;
                if (listenerHelper == null)
                {
                    // Since the real DataReader is created from the TypeSupport,
                    // the listenerHelper is not "readonly"
                    listenerHelper = new DataReaderListenerHelper();
                }
                listenerHelper.Listener = listener;
                listenerHelper.CreateListener(out gapiListener);
                lock (listener)
                {
                    using (DataReaderListenerMarshaler marshaler =
                               new DataReaderListenerMarshaler(ref gapiListener))
                    {
                        result = Gapi.DataReader.set_listener(
                            GapiPeer,
                            marshaler.GapiPtr,
                            mask);
                    }
                }
            }
            else
            {
                result = Gapi.DataReader.set_listener(
                    GapiPeer,
                    IntPtr.Zero,
                    mask);
            }

            return(result);
        }
Beispiel #8
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        public ReturnCode SetListener(IDataReaderListener listener, StatusKind mask)
        {
            ReturnCode result = ReturnCode.Error;

            if (listener != null)
            {
                Gapi.gapi_dataReaderListener gapiListener;
                if (listenerHelper == null)
                {
                    // Since the real DataReader is created from the TypeSupport,
                    // the listenerHelper is not "readonly"
                    listenerHelper = new DataReaderListenerHelper();
                }
                listenerHelper.Listener = listener;
                listenerHelper.CreateListener(out gapiListener);
                lock (listener)
                {
                    using (DataReaderListenerMarshaler marshaler = 
                            new DataReaderListenerMarshaler(ref gapiListener))
                    {
                        result = Gapi.DataReader.set_listener(
                                GapiPeer,
                                marshaler.GapiPtr,
                                mask);
                    }
                }
            }
            else
            {
                result = Gapi.DataReader.set_listener(
                        GapiPeer,
                        IntPtr.Zero,
                        mask);
            }

            return result;
        }
        public IDataReader CreateDataReader(
            ITopicDescription topic,
            DataReaderQos qos,
            IDataReaderListener listener,
            StatusKind mask)
        {
            ReturnCode            result     = DDS.ReturnCode.AlreadyDeleted;
            DataReader            dataReader = null;
            ITopicDescriptionImpl topicObj   = topic as ITopicDescriptionImpl;

            ReportStack.Start();
            lock (this)
            {
                if (this.rlReq_isAlive)
                {
                    if (topicObj == null)
                    {
                        result = DDS.ReturnCode.BadParameter;
                        ReportStack.Report(result, "TopicDescription is invalid (null), or not of type " +
                                           "DDS::OpenSplice::TopicDescription.");
                    }
                    else
                    {
                        result = QosManager.checkQos(qos);
                    }

                    if (result == DDS.ReturnCode.Ok)
                    {
                        lock (topicObj)
                        {
                            if ((topicObj as SacsSuperClass).rlReq_isAlive)
                            {
                                TypeSupport ts = topicObj.rlReq_TypeSupport;
                                if (ts != null)
                                {
                                    DatabaseMarshaler marshaler = DatabaseMarshaler.GetMarshaler(participant, ts.TypeSpec);
                                    dataReader = ts.CreateDataReader(marshaler);
                                    result     = dataReader.init(this, qos, topicObj, "reader <" + topicObj.Name + ">");
                                    if (result == ReturnCode.Ok)
                                    {
                                        dataReader.wlReq_ListenerDispatcher = this.wlReq_ListenerDispatcher;
                                        result = dataReader.SetListener(listener, mask);
                                    }
                                    else
                                    {
                                        dataReader = null;
                                    }

                                    if (result == DDS.ReturnCode.Ok)
                                    {
                                        readerList.Add(dataReader);
                                        if (rlReq_AutoEnableCreatedEntities && this.IsEnabled())
                                        {
                                            result = dataReader.Enable();
                                        }
                                    }
                                }
                                else
                                {
                                    ReportStack.Report(DDS.ReturnCode.PreconditionNotMet, "Were not able to locate TypeSupport belonging to topic " + topic.Name + ".");
                                }
                            }
                            else
                            {
                                // ALREADY_DELETED may only apply to the Subscriber in this context,
                                // so for a deleted TopicDescription use BAD_PARAMETER instead.
                                result = DDS.ReturnCode.BadParameter;
                            }
                        }
                        if (result != ReturnCode.Ok && dataReader != null)
                        {
                            // Ignore result because we prefer the original error.
                            DeleteDataReader(dataReader);
                            dataReader = null;
                        }
                    }
                }
            }
            ReportStack.Flush(this, result != ReturnCode.Ok);

            return(dataReader);
        }
Beispiel #10
0
        public IDataReader CreateDataReader(
            ITopicDescription topic,
            IDataReaderListener listener,
            StatusKind mask)
        {
            DataReader dataReader = null;

            if (topic != null)
            {
                SacsSuperClass superObj = (SacsSuperClass)topic;

                if (listener != null)
                {
                    OpenSplice.Gapi.gapi_dataReaderListener gapiListener;
                    DataReaderListenerHelper listenerHelper = new DataReaderListenerHelper();
                    listenerHelper.Listener = listener;
                    listenerHelper.CreateListener(out gapiListener);
                    using (DataReaderListenerMarshaler listenerMarshaler =
                               new DataReaderListenerMarshaler(ref gapiListener))
                    {
                        IntPtr gapiPtr = Gapi.Subscriber.create_datareader(
                            GapiPeer,
                            superObj.GapiPeer,
                            IntPtr.Zero,
                            listenerMarshaler.GapiPtr,
                            mask);
                        if (gapiPtr != IntPtr.Zero)
                        {
                            DDS.OpenSplice.DomainParticipant participantImpl;

                            participantImpl = topic.Participant as DDS.OpenSplice.DomainParticipant;
                            TypeSupportFactory tsFactory = participantImpl.GetTypeSupportFactory(topic.TypeName);
                            dataReader = tsFactory.CreateDataReader(gapiPtr);
                            dataReader.SetListener(listenerHelper);
                        }
                    }
                }
                else
                {
                    IntPtr gapiPtr = Gapi.Subscriber.create_datareader(
                        GapiPeer,
                        superObj.GapiPeer,
                        IntPtr.Zero,
                        IntPtr.Zero,
                        StatusKind.Any);
                    if (gapiPtr != IntPtr.Zero)
                    {
                        DDS.OpenSplice.DomainParticipant participantImpl;

                        participantImpl = topic.Participant as DDS.OpenSplice.DomainParticipant;
                        TypeSupportFactory tsFactory = participantImpl.GetTypeSupportFactory(topic.TypeName);
                        dataReader = tsFactory.CreateDataReader(gapiPtr);
                    }
                }
            }

            if (dataReader != null)
            {
                SubscriberQos subQos = null;
                ReturnCode    result = GetQos(ref subQos);
                if (result == ReturnCode.Ok)
                {
                    if (subQos.EntityFactory.AutoenableCreatedEntities)
                    {
                        dataReader.Enable();
                    }
                }
            }

            return(dataReader);
        }
Beispiel #11
0
        public IDataReader CreateDataReader(
                ITopicDescription topic, 
                DataReaderQos qos,
                IDataReaderListener listener, 
                StatusKind mask)
        {
            DataReader dataReader = null;

            if (topic != null)
            {
                SacsSuperClass superObj = (SacsSuperClass)topic;

                using (OpenSplice.CustomMarshalers.DataReaderQosMarshaler marshaler =
                        new OpenSplice.CustomMarshalers.DataReaderQosMarshaler())
                {
                    if (marshaler.CopyIn(qos) == ReturnCode.Ok)
                    {
                        if (listener != null)
                        {
                            OpenSplice.Gapi.gapi_dataReaderListener gapiListener;
                            DataReaderListenerHelper listenerHelper = new DataReaderListenerHelper();
                            listenerHelper.Listener = listener;
                            listenerHelper.CreateListener(out gapiListener);
                            using (DataReaderListenerMarshaler listenerMarshaler =
                                    new DataReaderListenerMarshaler(ref gapiListener))
                            {
                                IntPtr gapiPtr = Gapi.Subscriber.create_datareader(
                                        GapiPeer,
                                        superObj.GapiPeer,
                                        marshaler.GapiPtr,
                                        listenerMarshaler.GapiPtr,
                                        mask);
                                if (gapiPtr != IntPtr.Zero)
                                {
                                    TypeSupport typeSupport = topic.Participant.GetTypeSupport(topic.TypeName)
                                            as OpenSplice.TypeSupport;
                                    dataReader = typeSupport.CreateDataReader(gapiPtr);
                                    dataReader.SetListener(listenerHelper);
                                }
                            }
                        }
                        else
                        {
                            IntPtr gapiPtr = Gapi.Subscriber.create_datareader(
                                    GapiPeer,
                                    superObj.GapiPeer,
                                    marshaler.GapiPtr,
                                    IntPtr.Zero,
                                    mask);
                            if (gapiPtr != IntPtr.Zero)
                            {
                                TypeSupport typeSupport = topic.Participant.GetTypeSupport(topic.TypeName)
                                        as OpenSplice.TypeSupport;
                                dataReader = typeSupport.CreateDataReader(gapiPtr);
                            }
                        }
                    }
                }
            }

            if (dataReader != null)
            {
                SubscriberQos subQos = null;
                ReturnCode result = GetQos(ref subQos);
                if (result == ReturnCode.Ok)
                {
                    if (subQos.EntityFactory.AutoenableCreatedEntities)
                    {
                        dataReader.Enable();
                    }
                }
            }

            return dataReader;
        }
Beispiel #12
0
        public IDataReader CreateDataReader(
                ITopicDescription topic,
                IDataReaderListener listener, 
                StatusKind mask)
        {

            DataReader dataReader = null;

            if (topic != null)
            {
                SacsSuperClass superObj = (SacsSuperClass)topic;

                if (listener != null)
                {
                    OpenSplice.Gapi.gapi_dataReaderListener gapiListener;
                    DataReaderListenerHelper listenerHelper = new DataReaderListenerHelper();
                    listenerHelper.Listener = listener;
                    listenerHelper.CreateListener(out gapiListener);
                    using (DataReaderListenerMarshaler listenerMarshaler =
                            new DataReaderListenerMarshaler(ref gapiListener))
                    {
                        IntPtr gapiPtr = Gapi.Subscriber.create_datareader(
                                GapiPeer,
                                superObj.GapiPeer,
                                IntPtr.Zero,
                                listenerMarshaler.GapiPtr,
                                mask);
                        if (gapiPtr != IntPtr.Zero)
                        {
                            DDS.OpenSplice.DomainParticipant participantImpl;
                    
                            participantImpl = topic.Participant as DDS.OpenSplice.DomainParticipant;
                            TypeSupportFactory tsFactory = participantImpl.GetTypeSupportFactory(topic.TypeName);
                            dataReader = tsFactory.CreateDataReader(gapiPtr);
                            dataReader.SetListener(listenerHelper);
                        }
                    }
                }
                else
                {
                    IntPtr gapiPtr = Gapi.Subscriber.create_datareader(
                            GapiPeer,
                            superObj.GapiPeer,
                            IntPtr.Zero,
                            IntPtr.Zero,
                            StatusKind.Any);
                    if (gapiPtr != IntPtr.Zero)
                    {
                        DDS.OpenSplice.DomainParticipant participantImpl;
                    
                        participantImpl = topic.Participant as DDS.OpenSplice.DomainParticipant;
                        TypeSupportFactory tsFactory = participantImpl.GetTypeSupportFactory(topic.TypeName);
                        dataReader = tsFactory.CreateDataReader(gapiPtr);
                    }
                }
            }

            if (dataReader != null)
            {
                SubscriberQos subQos = null;
                ReturnCode result = GetQos(ref subQos);
                if (result == ReturnCode.Ok)
                {
                    if (subQos.EntityFactory.AutoenableCreatedEntities)
                    {
                        dataReader.Enable();
                    }
                }
            }       
                
            return dataReader;
        }
Beispiel #13
0
        public IDataReader CreateDataReader(
            ITopicDescription topic,
            DataReaderQos qos,
            IDataReaderListener listener,
            StatusKind mask)
        {
            DataReader dataReader = null;

            if (topic != null)
            {
                SacsSuperClass superObj = (SacsSuperClass)topic;

                using (OpenSplice.CustomMarshalers.DataReaderQosMarshaler marshaler =
                           new OpenSplice.CustomMarshalers.DataReaderQosMarshaler())
                {
                    if (marshaler.CopyIn(qos) == ReturnCode.Ok)
                    {
                        if (listener != null)
                        {
                            OpenSplice.Gapi.gapi_dataReaderListener gapiListener;
                            DataReaderListenerHelper listenerHelper = new DataReaderListenerHelper();
                            listenerHelper.Listener = listener;
                            listenerHelper.CreateListener(out gapiListener);
                            using (DataReaderListenerMarshaler listenerMarshaler =
                                       new DataReaderListenerMarshaler(ref gapiListener))
                            {
                                IntPtr gapiPtr = Gapi.Subscriber.create_datareader(
                                    GapiPeer,
                                    superObj.GapiPeer,
                                    marshaler.GapiPtr,
                                    listenerMarshaler.GapiPtr,
                                    mask);
                                if (gapiPtr != IntPtr.Zero)
                                {
                                    TypeSupport typeSupport = topic.Participant.GetTypeSupport(topic.TypeName)
                                                              as OpenSplice.TypeSupport;
                                    dataReader = typeSupport.CreateDataReader(gapiPtr);
                                    dataReader.SetListener(listenerHelper);
                                }
                            }
                        }
                        else
                        {
                            IntPtr gapiPtr = Gapi.Subscriber.create_datareader(
                                GapiPeer,
                                superObj.GapiPeer,
                                marshaler.GapiPtr,
                                IntPtr.Zero,
                                mask);
                            if (gapiPtr != IntPtr.Zero)
                            {
                                TypeSupport typeSupport = topic.Participant.GetTypeSupport(topic.TypeName)
                                                          as OpenSplice.TypeSupport;
                                dataReader = typeSupport.CreateDataReader(gapiPtr);
                            }
                        }
                    }
                }
            }

            if (dataReader != null)
            {
                SubscriberQos subQos = null;
                ReturnCode    result = GetQos(ref subQos);
                if (result == ReturnCode.Ok)
                {
                    if (subQos.EntityFactory.AutoenableCreatedEntities)
                    {
                        dataReader.Enable();
                    }
                }
            }

            return(dataReader);
        }