internal void SendRequestMessageAsync(Stream requestStream, uint requestId,
AsyncResponseAvailableCallBack callback,
IClientChannelSinkStack clientSinkStack,
GiopClientConnection connection)
{
// interested in a response -> register to receive response.
// this must be done before sending the message, because otherwise,
// it would be possible, that a response arrives before being registered
IResponseWaiter waiter;
lock (m_waitingForResponse.SyncRoot) {
// create and register wait handle
waiter = new AsynchronousResponseWaiter(this, requestId, callback, clientSinkStack, connection,
m_timeout);
if (!m_waitingForResponse.Contains(requestId))
{
m_waitingForResponse[requestId] = waiter;
}
else
{
throw new omg.org.CORBA.INTERNAL(40, CompletionStatus.Completed_No);
}
}
SendMessage(requestStream);
connection.NotifyRequestSentCompleted();
// wait for completion or timeout
waiter.StartWaiting(); // notify the waiter, that the time for the request starts; is non-blocking
}
internal void SendRequestMessageOneWay(Stream requestStream, uint requestId,
GiopClientConnection connection)
{
SendMessage(requestStream);
// no answer expected.
connection.NotifyRequestSentCompleted();
}
/// <summary>
/// sends the request and blocks the thread until the response message
/// has arravied or a timeout has occured.
/// </summary>
/// <returns>the response stream</returns>
internal Stream SendRequestSynchronous(Stream requestStream, uint requestId,
GiopClientConnection connection)
{
// interested in a response -> register to receive response.
// this must be done before sending the message, because otherwise,
// it would be possible, that a response arrives before being registered
IResponseWaiter waiter;
lock (m_waitingForResponse.SyncRoot) {
// create and register wait handle
waiter = new SynchronousResponseWaiter(this);
if (!m_waitingForResponse.Contains(requestId))
{
m_waitingForResponse[requestId] = waiter;
}
else
{
throw new omg.org.CORBA.INTERNAL(40, CompletionStatus.Completed_No);
}
}
SendMessage(requestStream);
connection.NotifyRequestSentCompleted();
// wait for completion or timeout
bool received = waiter.StartWaiting();
waiter.Completed();
if (received)
{
// get and return the message
if (waiter.Problem != null)
{
throw waiter.Problem;
}
else if (waiter.Response != null)
{
return(waiter.Response);
}
else
{
throw new INTERNAL(41, CompletionStatus.Completed_MayBe);
}
}
else
{
CancelWaitForResponseMessage(requestId);
CloseConnectionAfterTimeout();
throw new omg.org.CORBA.TIMEOUT(31, CompletionStatus.Completed_MayBe);
}
}
internal void SendRequestMessageAsync(Stream requestStream, uint requestId,
AsyncResponseAvailableCallBack callback,
IClientChannelSinkStack clientSinkStack,
GiopClientConnection connection) {
// interested in a response -> register to receive response.
// this must be done before sending the message, because otherwise,
// it would be possible, that a response arrives before being registered
IResponseWaiter waiter;
lock (m_waitingForResponse.SyncRoot) {
// create and register wait handle
waiter = new AsynchronousResponseWaiter(this, requestId, callback, clientSinkStack, connection,
m_timeout);
if (!m_waitingForResponse.Contains(requestId)) {
m_waitingForResponse[requestId] = waiter;
} else {
throw new omg.org.CORBA.INTERNAL(40, CompletionStatus.Completed_No);
}
}
SendMessage(requestStream);
connection.NotifyRequestSentCompleted();
// wait for completion or timeout
waiter.StartWaiting(); // notify the waiter, that the time for the request starts; is non-blocking
}
internal void SendRequestMessageOneWay(Stream requestStream, uint requestId,
GiopClientConnection connection) {
SendMessage(requestStream);
// no answer expected.
connection.NotifyRequestSentCompleted();
}
/// <summary>
/// sends the request and blocks the thread until the response message
/// has arravied or a timeout has occured.
/// </summary>
/// <returns>the response stream</returns>
internal Stream SendRequestSynchronous(Stream requestStream, uint requestId,
GiopClientConnection connection) {
// interested in a response -> register to receive response.
// this must be done before sending the message, because otherwise,
// it would be possible, that a response arrives before being registered
IResponseWaiter waiter;
lock (m_waitingForResponse.SyncRoot) {
// create and register wait handle
waiter = new SynchronousResponseWaiter(this);
if (!m_waitingForResponse.Contains(requestId)) {
m_waitingForResponse[requestId] = waiter;
} else {
throw new omg.org.CORBA.INTERNAL(40, CompletionStatus.Completed_No);
}
}
SendMessage(requestStream);
connection.NotifyRequestSentCompleted();
// wait for completion or timeout
bool received = waiter.StartWaiting();
waiter.Completed();
if (received) {
// get and return the message
if (waiter.Problem != null) {
throw waiter.Problem;
} else if (waiter.Response != null) {
return waiter.Response;
} else {
throw new INTERNAL(41, CompletionStatus.Completed_MayBe);
}
} else {
CancelWaitForResponseMessage(requestId);
CloseConnectionAfterTimeout();
throw new omg.org.CORBA.TIMEOUT(31, CompletionStatus.Completed_MayBe);
}
}
