static void Main(string[] args)
{
String[] sSampleState = { "READ_SAMPLE_STATE", "NOT_READ_SAMPLE_STATE" };
String[] sViewState = { "NEW_VIEW_STATE", "NOT_NEW_VIEW_STATE" };
String[] sInstanceState = { "ALIVE_INSTANCE_STATE", "NOT_ALIVE_DISPOSED_INSTANCE_STATE", "NOT_ALIVE_NO_WRITERS_INSTANCE_STATE" };
WriterState[] WriterStateList = null;
SampleInfo[] ws_infoSeq = null;
Msg[] msgList = null;
SampleInfo[] infoSeq = null;
//------------------ WriterState topic --------------------//
DDSEntityManager mgrWs = new DDSEntityManager();
// Create domain participant
String partitionName = "Lifecycle";
mgrWs.createParticipant(partitionName);
// Create Type
WriterStateTypeSupport wst = new WriterStateTypeSupport();
mgrWs.registerType(wst);
// Create Topic
String wsTopicName = "WriterState_Msg";
mgrWs.createTopic(wsTopicName, "Lifecycle");
// Create Subscriber
mgrWs.createSubscriber();
// Create DataReader
mgrWs.createReader("Lifecycle", false);
IDataReader dwsReader = mgrWs.getReader();
WriterStateDataReader WriterStateReader = dwsReader as WriterStateDataReader;
ErrorHandler.checkHandle(WriterStateReader, "WriterStateDataReader narrow");
//------------------ Msg topic --------------------//
DDSEntityManager mgr = new DDSEntityManager();
// Create domain participant
mgr.createParticipant(partitionName);
// Create type
MsgTypeSupport mt = new MsgTypeSupport();
mgr.registerType(mt);
// Create Topic
String topicName = "Lifecycle_Msg";
mgr.createTopic(topicName, "Lifecycle");
// Create Subscriber
mgr.createSubscriber();
mgr.createReader("Lifecycle", false);
IDataReader dreader = mgr.getReader();
MsgDataReader LifecycleReader = dreader as MsgDataReader;
ErrorHandler.checkHandle(WriterStateReader, "MsgDataReader narrow");
Console.WriteLine("=== [Subscriber] Ready ...");
bool closed = false;
bool writerStateChg = true;
String sWriterState = "";
ReturnCode status = ReturnCode.Error;
while (!closed)
{
// WriterState topic
status = WriterStateReader.Take(ref WriterStateList, ref ws_infoSeq, Length.Unlimited, SampleStateKind.Any, ViewStateKind.Any, InstanceStateKind.Any);
ErrorHandler.checkStatus(status, "WriterStateReader.Take");
for (int j = 0; j < WriterStateList.Length; j++)
{
if (ws_infoSeq[j].ValidData)
{
Console.WriteLine("--- WriterState : {0}", WriterStateList[j].state);
closed = WriterStateList[j].state.Equals("STOPPING SUBSCRIBER");
writerStateChg = sWriterState.Equals(WriterStateList[j].state);
sWriterState = WriterStateList[j].state;
Thread.Sleep(200);
}
}
status = WriterStateReader.ReturnLoan(ref WriterStateList, ref ws_infoSeq);
ErrorHandler.checkStatus(status, "WriterStateDataReader.ReturnLoan");
Thread.Sleep(2);
// Lifecycle Topic
if (writerStateChg)
{
status = LifecycleReader.Read(ref msgList, ref infoSeq, Length.Unlimited, SampleStateKind.Any, ViewStateKind.Any, InstanceStateKind.Any);
ErrorHandler.checkStatus(status, "MsgDataReader.Read");
for (int j = 0; j < msgList.Length; j++)
{
Console.WriteLine(" Message : {0}", msgList[j].message);
Console.WriteLine(" valida data : {0}", infoSeq[j].ValidData);
Console.WriteLine(" sample_state : {0}", sSampleState[index((int)infoSeq[j].SampleState)]);
Console.WriteLine(" view_state : {0}", sViewState[index((int)infoSeq[j].ViewState)]);
Console.WriteLine(" instance_state : {0}", sInstanceState[index((int)infoSeq[j].InstanceState)]);
Thread.Sleep(200);
}
status = LifecycleReader.ReturnLoan(ref msgList, ref infoSeq);
ErrorHandler.checkStatus(status, "MsgDataReader.ReturnLoan");
Thread.Sleep (2);
writerStateChg = false;
}
}
// Clean-up Msg Entities
mgr.getSubscriber().DeleteDataReader(LifecycleReader);
mgr.deleteSubscriber();
mgr.deleteTopic();
mgr.deleteParticipant();
// Clean-up WriterState Entities
mgrWs.getSubscriber().DeleteDataReader(WriterStateReader);
mgrWs.deleteSubscriber();
mgrWs.deleteTopic();
mgrWs.deleteParticipant();
}
static void Main(string[] args)
{
char choice = ' ';
bool interactive = true;
bool autodispose_flag = false;
if (args.Length < 1)
usage();
autodispose_flag = Boolean.Parse(args[0]);
if (args.Length > 1)
{
if (!(args[1].Equals("-action")))
usage();
if (args.Length < 2)
usage();
choice = Char.Parse(args[2]);
if ((!choice.Equals('1')) && (!choice.Equals('2')) && (!choice.Equals('3')) && (!choice.Equals('4')))
usage();
interactive = false;
Console.WriteLine("Choice : {0}", choice);
}
// DDS Helper class instances for WriterState & Msg Topic
DDSEntityManager mgrWs = new DDSEntityManager();
DDSEntityManager mgr = new DDSEntityManager();
// Create domain participant
String partitionName = "Lifecycle";
mgrWs.createParticipant(partitionName);
// Create Type
WriterStateTypeSupport wst = new WriterStateTypeSupport();
mgrWs.registerType(wst);
// Create Topic
String wsTopicName = "WriterState_Msg";
mgrWs.createTopic(wsTopicName, "Lifecycle");
// Create Publisher
mgrWs.createPublisher();
// Create DataWriter
mgrWs.createWriter();
// Publish Samples
IDataWriter dws_writer = mgrWs.getWriter();
WriterStateDataWriter WriterStateWriter = dws_writer as WriterStateDataWriter;
//-------------------Msg Topic-------------------------//
// Set AutoDispose Flag
mgr.setAutoDispose(autodispose_flag);
// Create Participant
mgr.createParticipant(partitionName);
// Create type
MsgTypeSupport mt = new MsgTypeSupport();
mgr.registerType(mt);
// Create Topic
String topicName = "Lifecycle_Msg";
mgr.createTopic(topicName, "Lifecycle");
// Create Publisher
mgr.createPublisher();
// Create DataWriter
mgr.createWriter();
// Publish Samples
IDataWriter dwriter = mgr.getWriter();
MsgDataWriter LifecycleWriter = dwriter as MsgDataWriter;
// Send MsgDataWriter state
WriterState wsInstance = new WriterState();
wsInstance.state = "SENDING SAMPLE";
Console.WriteLine("===[Publisher] : ");
Console.WriteLine(" Writer state: \" {0}", wsInstance.state, "\"");
ReturnCode status = WriterStateWriter.Write(wsInstance, InstanceHandle.Nil);
ErrorHandler.checkStatus(status, "WriterStateDataWriter.Write");
// Send Msg (topic to monitor)
Msg msgInstance = new Msg();
msgInstance.userID = 1;
msgInstance.message = "Hello";
Console.WriteLine("=== [Publisher] :");
Console.WriteLine(" userID : {0}", msgInstance.userID);
Console.WriteLine(" Message : \" {0}", msgInstance.message);
status = LifecycleWriter.Write(msgInstance, InstanceHandle.Nil);
ErrorHandler.checkStatus(status, "MsDataWriter.Write");
Thread.Sleep(2000);
// Send MsgDataWriter state
wsInstance.state = "SAMPLE SENT";
Console.WriteLine("===[Publisher] : ");
Console.WriteLine(" Writer state: \" {0}", wsInstance.state, "\"");
status = WriterStateWriter.Write(wsInstance, InstanceHandle.Nil);
ErrorHandler.checkStatus(status, "WriterStateDataWriter.Write");
if (interactive)
{
while ((choice != '1') && (choice != '2') && (choice != '3') && (choice != '4'))
{
Console.WriteLine("=== Choose a character to continue : ");
Console.WriteLine(" 1 Dispose the instance");
Console.WriteLine(" 2 Unregister the instance");
Console.WriteLine(" 3 Stop the Publisher");
Console.WriteLine(" 4 Stop the Subscriber");
choice = Char.Parse(Console.In.ReadLine());
}
}
switch (choice)
{
case '1' :
{
// Dispose instance
status = LifecycleWriter.Dispose(msgInstance, InstanceHandle.Nil);
ErrorHandler.checkStatus(status, "MsDataWriter.Dispose");
// Send MsgDataWriter state
wsInstance.state = "INSTANCE DISPOSED";
Console.WriteLine("===[Publisher] : ");
Console.WriteLine(" Writer state: \" {0}", wsInstance.state, "\"");
status = WriterStateWriter.Write(wsInstance, InstanceHandle.Nil);
ErrorHandler.checkStatus(status, "WriterStateDataWriter.Write");
if (interactive)
{
Console.Write("\n=== enter a character to continue : ");
choice = Char.Parse(Console.In.ReadLine());
}
break;
}
case '2':
{
// Unregister instance : the autoDispose_flag is currently
// ignored and the instance is never disposed automatically
status = LifecycleWriter.UnregisterInstance(msgInstance, InstanceHandle.Nil);
ErrorHandler.checkStatus(status, "MsgDataWriter.UnregisterInstance");
// send MsgDataWriter state
wsInstance.state = "INSTANCE UNREGISTERED";
Console.WriteLine("===[Publisher] : ");
Console.WriteLine(" Writer state: \" {0}", wsInstance.state, "\"");
status = WriterStateWriter.Write(wsInstance, InstanceHandle.Nil);
ErrorHandler.checkStatus(status, "WriterStateDataWriter.Write");
if (interactive)
{
Console.Write("\n=== enter a character to continue : ");
choice = Char.Parse(Console.In.ReadLine());
}
break;
}
case '3':
{
break;
}
case '4':
{
// send MsgDataWriter state
wsInstance.state = "STOPPING SUBSCRIBER";
Console.WriteLine("===[Publisher] : ");
Console.WriteLine(" Writer state: \" {0}", wsInstance.state, "\"");
status = WriterStateWriter.Write(wsInstance, InstanceHandle.Nil);
ErrorHandler.checkStatus(status, "WriterStateDataWriter.Write");
break;
}
}
// Clean-up entities for Msg topic
// Remove the DataWriters
mgr.getPublisher().DeleteDataWriter(LifecycleWriter);
// send MsgDataWriter state
wsInstance.state = "DATAWRITER DELETED";
Console.WriteLine("===[Publisher] : ");
Console.WriteLine(" Writer state: \" {0}", wsInstance.state, "\"");
status = WriterStateWriter.Write(wsInstance, InstanceHandle.Nil);
ErrorHandler.checkStatus(status, "WriterStateDataWriter.Write");
// Remove the Publisher
mgr.deletePublisher();
// Remove the Topic
mgr.deleteTopic();
// Remove the Participant
mgr.deleteParticipant();
// Clean-up entities fpr WriterState topic
// Dispose the instance
status = WriterStateWriter.Dispose(wsInstance, InstanceHandle.Nil);
ErrorHandler.checkStatus(status, "WriterStateWriter.Dispose");
// Remove the DataWriter
mgrWs.getPublisher().DeleteDataWriter(WriterStateWriter);
// Remove the Publisher
mgrWs.deletePublisher();
// Remove the Topic
mgrWs.deleteTopic();
// Remove Participant
mgrWs.deleteParticipant();
}
