public ITopic FindTopic(string topicName, Duration timeout)
{
IntPtr gapiPtr = Gapi.DomainParticipant.find_topic(
GapiPeer,
topicName,
ref timeout);
ITopic topic = null;
if (gapiPtr != IntPtr.Zero)
{
topic = new OpenSplice.Topic(gapiPtr);
}
return topic;
}
public ITopic CreateTopic(
string topicName,
string typeName,
ITopicListener listener,
StatusKind mask)
{
ITopic topic = null;
if (listener != null)
{
OpenSplice.Gapi.gapi_topicListener gapiListener;
TopicListenerHelper listenerHelper = new TopicListenerHelper();
listenerHelper.Listener = listener;
listenerHelper.CreateListener(out gapiListener);
using (TopicListenerMarshaler listenerMarshaler =
new TopicListenerMarshaler(ref gapiListener))
{
IntPtr gapiPtr = Gapi.DomainParticipant.create_topic(
GapiPeer,
topicName,
typeName,
Gapi.NativeConstants.GapiTopicQosDefault,
listenerMarshaler.GapiPtr,
mask);
if (gapiPtr != IntPtr.Zero)
{
topic = new Topic(gapiPtr, listenerHelper);
}
}
}
else
{
IntPtr gapiPtr = Gapi.DomainParticipant.create_topic(
GapiPeer,
topicName,
typeName,
Gapi.NativeConstants.GapiTopicQosDefault,
IntPtr.Zero,
mask);
if (gapiPtr != IntPtr.Zero)
{
topic = new Topic(gapiPtr);
}
}
if (topic != null)
{
DomainParticipantQos dpQos = null;
ReturnCode result = GetQos(ref dpQos);
if (result == ReturnCode.Ok)
{
if (dpQos.EntityFactory.AutoenableCreatedEntities)
{
topic.Enable();
}
}
}
return topic;
}
public ITopic CreateTopic(
string topicName,
string typeName,
TopicQos qos,
ITopicListener listener,
StatusKind mask)
{
ITopic topic = null;
using (OpenSplice.CustomMarshalers.TopicQosMarshaler marshaler =
new OpenSplice.CustomMarshalers.TopicQosMarshaler())
{
if (marshaler.CopyIn(qos) == ReturnCode.Ok)
{
if (listener != null)
{
OpenSplice.Gapi.gapi_topicListener gapiListener;
TopicListenerHelper listenerHelper = new TopicListenerHelper();
listenerHelper.Listener = listener;
listenerHelper.CreateListener(out gapiListener);
using (TopicListenerMarshaler listenerMarshaler =
new TopicListenerMarshaler(ref gapiListener))
{
IntPtr gapiPtr = Gapi.DomainParticipant.create_topic(
GapiPeer,
topicName,
typeName,
marshaler.GapiPtr,
listenerMarshaler.GapiPtr,
mask);
if (gapiPtr != IntPtr.Zero)
{
topic = new Topic(gapiPtr, listenerHelper);
}
}
}
else
{
// Invoke the corresponding gapi function.
IntPtr gapiPtr = Gapi.DomainParticipant.create_topic(
GapiPeer,
topicName,
typeName,
marshaler.GapiPtr,
IntPtr.Zero,
mask);
if (gapiPtr != IntPtr.Zero)
{
topic = new Topic(gapiPtr);
}
}
}
}
if (topic != null)
{
DomainParticipantQos dpQos = null;
ReturnCode result = GetQos(ref dpQos);
if (result == ReturnCode.Ok)
{
if (dpQos.EntityFactory.AutoenableCreatedEntities)
{
topic.Enable();
}
}
}
return topic;
}
/**
* Wrap the selected builtin topics in a C# object.
*/
internal Topic BuiltinTopicCreateWrapper(string biTopicName)
{
Topic wrapper = null;
// Lookup the "DCPSParticipant" topic.
IntPtr gapiPtr = Gapi.DomainParticipant.lookup_topicdescription(
this.GapiPeer, biTopicName);
if (gapiPtr == IntPtr.Zero)
{
string msg = string.Format("Failed to wrap builtin topic: {0}", biTopicName);
DDS.OpenSplice.OS.Report(
DDS.OpenSplice.ReportType.OS_ERROR,
"DDS.OpenSplice.DomainParticipant.builtinTopicCreateWrapper",
"DDS/OpenSplice/DomainParticipant.cs",
DDS.ErrorCode.Error,
msg);
}
else
{
// Wrap the gapi topic in a C# object.
wrapper = new Topic(gapiPtr);
}
return wrapper;
}
