/// This method is called when the (remote) subscriber is being
/// released. This method will return a 0 if the subscriber_id is
/// successfully disassociated with the publisher_id *and* there
/// are still other subscribers associated with the publisher_id.
/// This method will return 1 if, after the disassociation, the
/// publisher_id is no longer associated with any subscribers (which
/// also means it's element was removed from our map_).
int
OpenDDS::DCPS::ReceiveListenerSetMap::release_subscriber(RepoId publisher_id,
RepoId subscriber_id)
{
DBG_ENTRY_LVL("ReceiveListenerSetMap","release_subscriber",6);
ReceiveListenerSet_rch listener_set;
if (OpenDDS::DCPS::find(map_, publisher_id, listener_set) != 0) {
GuidConverter converter(publisher_id);
ACE_ERROR((LM_ERROR,
ACE_TEXT("(%P|%t) ERROR: ReciveListenerSetMap::release_subscriber: ")
ACE_TEXT("publisher %C not found in map_.\n"),
std::string(converter).c_str()));
// Return 1 to indicate that the publisher_id is no longer associated
// with any subscribers at all.
return 1;
}
int result = listener_set->remove(subscriber_id);
// Ignore the result
ACE_UNUSED_ARG(result);
if (listener_set->size() == 0) {
if (unbind(map_, publisher_id) != 0) {
GuidConverter converter(publisher_id);
ACE_ERROR((LM_ERROR,
ACE_TEXT("(%P|%t) ERROR: ReceiveListenerSetMap::release_subscriber: ")
ACE_TEXT("failed to remove empty ReceiveListenerSet for ")
ACE_TEXT("publisher %C.\n"),
std::string(converter).c_str()));
}
// We always return 1 if we know the publisher_id is no longer
// associated with any ReceiveListeners.
return 1;
}
// There are still ReceiveListeners associated with the publisher_id.
// We return a 0 in this case.
return 0;
}
void
DataLink::transport_shutdown()
{
DBG_ENTRY_LVL("DataLink", "transport_shutdown", 6);
if (!this->send_strategy_.is_nil()) {
this->send_strategy_->transport_shutdown();
}
//this->cancel_release();
this->set_scheduling_release(false);
this->scheduled_to_stop_at_ = ACE_Time_Value::zero;
ACE_Reactor_Timer_Interface* reactor = this->impl_->timer();
reactor->cancel_timer(this);
this->stop();
// Drop our reference to the TransportImpl object
this->impl_ = 0;
}
void OpenDDS::DCPS::ThreadPerConnectionSendTask::execute(SendRequest& req)
{
DBG_ENTRY_LVL("ThreadPerConnectionSendTask","execute",6);
switch (req.op_) {
case SEND_START:
this->link_->send_start_i();
break;
case SEND:
this->link_->send_i(req.element_);
break;
case SEND_STOP:
this->link_->send_stop_i();
break;
default:
ACE_ERROR((LM_ERROR, "(%P|%t) ERROR: ThreadPerConnectionSendTask::execute unknown command %d\n",
req.op_));
break;
}
}
// This version removes an entire RepoIdSet from the map_.
OpenDDS::DCPS::RepoIdSet*
OpenDDS::DCPS::RepoIdSetMap::remove_set(RepoId key)
{
DBG_ENTRY_LVL("RepoIdSetMap","remove_set",6);
RepoIdSet_rch value;
if (unbind(map_, key, value) != 0) {
if (DCPS_debug_level > 4) {
RepoIdConverter converter(key);
ACE_DEBUG((LM_DEBUG,
ACE_TEXT("(%P|%t) RepeIdSetMap::remove_set: ")
ACE_TEXT("RepoId %C not found in map.\n"),
std::string(converter).c_str()));
}
return 0;
}
return value._retn();
}
void
OpenDDS::DCPS::RepoIdSetMap::dump()
{
DBG_ENTRY_LVL("RepoIdSetMap","dump",6);
for (MapType::iterator itr = map_.begin();
itr != map_.end();
++itr) {
RepoIdSet_rch set = itr->second;
for (RepoIdSet::MapType::iterator it = set->map().begin();
it != set->map().end(); ++it) {
std::stringstream buffer;
buffer << "key " << itr->first << " - value " << it->first;
ACE_DEBUG((LM_DEBUG,
ACE_TEXT("(%P|%t) %C \n"),
buffer.str().c_str()));
}
}
}
SendControlStatus
DataLink::send_control(const DataSampleHeader& header, ACE_Message_Block* message)
{
DBG_ENTRY_LVL("DataLink", "send_control", 6);
TransportSendControlElement* const elem =
TransportSendControlElement::alloc(1, // initial_count
GUID_UNKNOWN, &send_response_listener_,
header, message, send_control_allocator_);
if (!elem) return SEND_CONTROL_ERROR;
send_response_listener_.track_message();
RepoId senderId(header.publication_id_);
send_start();
send(elem);
send_stop(senderId);
return SEND_CONTROL_OK;
}
OpenDDS::DCPS::DataLink*
OpenDDS::DCPS::TransportImpl::reserve_datalink(
RepoId local_id,
const AssociationData* remote_association,
CORBA::Long priority,
TransportSendListener* send_listener)
{
DBG_ENTRY_LVL("TransportImpl","reserve_datalink",6);
// Ask our concrete subclass to find or create a (concrete) DataLink
// that matches the supplied criterea.
// Note that we pass-in true as the third argument. This means that
// if a new DataLink needs to be created (ie, the find operation fails),
// then the connection establishment logic will treat the local endpoint
// as the publisher. This knowledge dictates whether a passive or active
// connection establishment procedure should be followed.
DataLink_rch link =
this->find_or_create_datalink(local_id,
remote_association,
priority,
true);
if (link.is_nil()) {
OpenDDS::DCPS::RepoIdConverter pub_converter(local_id);
OpenDDS::DCPS::RepoIdConverter sub_converter(remote_association->remote_id_);
ACE_ERROR_RETURN((LM_ERROR,
ACE_TEXT("(%P|%t) ERROR: TransportImpl::reserve_datalink: ")
ACE_TEXT("subclass was unable to find ")
ACE_TEXT("or create a DataLink for local publisher_id %C ")
ACE_TEXT("to remote subscriber_id %C.\n"),
std::string(pub_converter).c_str(),
std::string(sub_converter).c_str()),0);
}
link->make_reservation(remote_association->remote_id_, // subscription_id
local_id, // publication_id
send_listener);
return link._retn();
}
/// The TcpTransport calls this method when it has an established
/// connection object for us. This call puts this TcpDataLink into
/// the "connected" state.
int
OpenDDS::DCPS::TcpDataLink::connect(
const TcpConnection_rch& connection,
const TransportSendStrategy_rch& send_strategy,
const TransportStrategy_rch& receive_strategy)
{
DBG_ENTRY_LVL("TcpDataLink","connect",6);
// Sanity check - cannot connect() if we are already connected.
if (!this->connection_.is_nil()) {
ACE_ERROR_RETURN((LM_ERROR,
"(%P|%t) ERROR: TcpDataLink already connected.\n"),
-1);
}
this->connection_ = connection;
if (this->connection_->peer().enable(ACE_NONBLOCK) == -1) {
ACE_ERROR_RETURN((LM_ERROR,
"(%P|%t) ERROR: TcpDataLink::connect failed to set "
"ACE_NONBLOCK %p\n", ACE_TEXT("enable")), -1);
}
// Let connection know the datalink for callbacks upon reconnect failure.
this->connection_->set_datalink(this);
// And lastly, inform our base class (DataLink) that we are now "connected",
// and it should start the strategy objects.
if (this->start(send_strategy, receive_strategy) != 0) {
// Our base (DataLink) class failed to start the strategy objects.
// We need to "undo" some things here before we return -1 to indicate
// that an error has taken place.
// Drop our reference to the connection object.
this->connection_ = 0;
return -1;
}
return 0;
}
// This method is called on acceptor side when the lost connection is detected.
// A timer is scheduled to check if a new connection is created within the
// passive_reconnect_duration_ period.
int
OpenDDS::DCPS::TcpConnection::passive_reconnect_i()
{
DBG_ENTRY_LVL("TcpConnection","passive_reconnect_i",6);
GuardType guard(this->reconnect_lock_);
// The passive_reconnect_timer_id_ is used as flag to allow the timer scheduled just once.
if (this->reconnect_state_ == INIT_STATE) {
// Mark the connection lost since the recv/send just failed.
this->connected_ = false;
if (this->tcp_config_->passive_reconnect_duration_ == 0)
return -1;
ACE_Time_Value timeout(this->tcp_config_->passive_reconnect_duration_/1000,
this->tcp_config_->passive_reconnect_duration_%1000 * 1000);
this->reconnect_state_ = PASSIVE_WAITING_STATE;
this->link_->notify(DataLink::DISCONNECTED);
// It is possible that the passive reconnect is called after the new connection
// is accepted and the receive_strategy of this old connection is reset to nil.
if (!this->receive_strategy_.is_nil()) {
TcpReceiveStrategy* rs
= dynamic_cast <TcpReceiveStrategy*>(this->receive_strategy_.in());
// Give a copy to reactor.
this->_add_ref();
this->passive_reconnect_timer_id_ = rs->get_reactor()->schedule_timer(this, 0, timeout);
if (this->passive_reconnect_timer_id_ == -1) {
this->_remove_ref();
ACE_ERROR_RETURN((LM_ERROR,
ACE_TEXT("(%P|%t) ERROR: TcpConnection::passive_reconnect_i")
ACE_TEXT(", %p.\n"), ACE_TEXT("schedule_timer")),
-1);
}
}
}
return 0;
}
void
OpenDDS::DCPS::TcpReceiveStrategy::deliver_sample
(ReceivedDataSample& sample, const ACE_INET_Addr&)
{
DBG_ENTRY_LVL("TcpReceiveStrategy","deliver_sample",6);
if (sample.header_.message_id_ == GRACEFUL_DISCONNECT) {
VDBG((LM_DEBUG, "(%P|%t) DBG: received GRACEFUL_DISCONNECT \n"));
this->gracefully_disconnected_ = true;
}
else if (sample.header_.message_id_ == REQUEST_ACK) {
VDBG((LM_DEBUG, "(%P|%t) DBG: received REQUEST_ACK \n"));
this->link_->request_ack_received(sample);
}
else if (sample.header_.message_id_ == SAMPLE_ACK) {
VDBG((LM_DEBUG, "(%P|%t) DBG: received SAMPLE_ACK \n"));
this->link_->ack_received(sample);
}
else {
this->link_->data_received(sample);
}
}
bool
TcpTransport::connection_info_i(TransportLocator& local_info) const
{
DBG_ENTRY_LVL("TcpTransport", "connection_info_i", 6);
VDBG_LVL((LM_DEBUG, "(%P|%t) TcpTransport public address str %C\n",
this->tcp_config_->get_public_address().c_str()), 2);
// Get the public address string from the inst (usually the local address)
NetworkAddress network_order_address(this->tcp_config_->get_public_address());
ACE_OutputCDR cdr;
cdr << network_order_address;
const CORBA::ULong len = static_cast<CORBA::ULong>(cdr.total_length());
char* buffer = const_cast<char*>(cdr.buffer()); // safe
local_info.transport_type = "tcp";
local_info.data = TransportBLOB(len, len,
reinterpret_cast<CORBA::Octet*>(buffer));
return true;
}
bool
DataLink::cancel_release()
{
DBG_ENTRY_LVL("DataLink", "cancel_release", 6);
if (stopped_) {
if (DCPS_debug_level > 0) {
ACE_DEBUG((LM_DEBUG, "(%P|%t) DataLink::cancel_release - link[%@] already stopped_ cannot cancel release\n", this));
}
return false;
}
if (scheduling_release_) {
if (DCPS_debug_level > 0) {
ACE_DEBUG((LM_DEBUG, "(%P|%t) DataLink::cancel_release - link[%@] currently scheduling release, notify reactor of cancel\n", this));
}
this->set_scheduling_release(false);
this->scheduled_to_stop_at_ = ACE_Time_Value::zero;
TransportReactorTask_rch reactor(this->impl_->reactor_task());
reactor->get_reactor()->notify(this);
}
return true;
}
OpenDDS::DCPS::TcpSendStrategy::TcpSendStrategy(
std::size_t id,
const TcpDataLink_rch& link,
const TcpInst_rch& config,
const TcpConnection_rch& connection,
TcpSynchResource* synch_resource,
const TransportReactorTask_rch& task,
Priority priority)
: TransportSendStrategy(id, static_rchandle_cast<TransportInst>(config),
synch_resource, priority,
new ReactorSynchStrategy(
this,
task->get_reactor()))
, connection_(connection)
, link_(link)
, reactor_task_(task)
{
DBG_ENTRY_LVL("TcpSendStrategy","TcpSendStrategy",6);
connection->set_send_strategy(this);
}
int OpenDDS::DCPS::ThreadPerConnectionSendTask::svc()
{
DBG_ENTRY_LVL("ThreadPerConnectionSendTask","svc",6);
this->thr_id_ = ACE_OS::thr_self ();
// Start the "GetWork-And-PerformWork" loop for the current worker thread.
while (! this->shutdown_initiated_)
{
SendRequest* req;
{
GuardType guard(this->lock_);
if (this->queue_.size() == 0)
{
this->work_available_.wait ();
}
if (this->shutdown_initiated_)
break;
req = queue_.get ();
if(req == 0)
{
//I'm not sure why this thread got more signals than actual signals
//when using thread_per_connection and the user application thread
//send requests without interval. We just need ignore the dequeue
//failure.
//ACE_ERROR ((LM_ERROR, "(%P|%t)ERROR: ThreadPerConnectionSendTask::svc %p\n",
// "dequeue_head"));
continue;
}
}
this->execute(*req);
delete req;
}
// This will never get executed.
return 0;
}
bool OpenDDS::DCPS::TransportImpl::check_fully_association(const RepoId pub_id,
AssociationInfo& associations)
{
DBG_ENTRY_LVL("TransportImpl","check_fully_association",6);
int num_acked = 0;
PublicationObjectMap::iterator pubiter = dw_map_.find(pub_id);
for (ssize_t i=0; i < associations.num_associations_; ++i) {
RepoId sub_id = associations.association_data_[i].remote_id_;
if (this->acked(pub_id, sub_id) && pubiter != dw_map_.end()) {
++ num_acked;
}
}
bool ret = (num_acked == associations.num_associations_);
if (ret && pubiter != dw_map_.end()) {
for (ssize_t i=0; i < associations.num_associations_; ++i) {
RepoId sub_id = associations.association_data_[i].remote_id_;
this->remove_ack(pub_id, sub_id);
}
pubiter->second->fully_associated(pub_id,
associations.num_associations_,
associations.association_data_);
return true;
} else if (ret && OpenDDS::DCPS::Transport_debug_level > 8) {
std::stringstream buffer;
buffer << " pub " << pub_id << " - sub " << associations.association_data_->remote_id_;
ACE_DEBUG((LM_DEBUG,
ACE_TEXT("(%P|%t) acked but DW is not registered: %C \n"), buffer.str().c_str()));
}
return false;
}
int
OpenDDS::DCPS::TcpReceiveStrategy::start_i()
{
DBG_ENTRY_LVL("TcpReceiveStrategy","start_i",6);
// Tell the TcpConnection that we are the object that it should
// call when it receives a handle_input() "event", and we will carry
// it out. The TcpConnection object will make a "copy" of the
// reference (to this object) that we pass-in here.
this->connection_->set_receive_strategy(rchandle_from(this));
if (connection_->is_connector()) {
// Give the reactor its own reference to the connection object.
// If ACE_Acceptor was used, the reactor already has this reference
}
if (DCPS_debug_level > 9) {
std::stringstream buffer;
buffer << *this->link_.in();
ACE_DEBUG((LM_DEBUG,
ACE_TEXT("(%P|%t) TcpReceiveStrategy::start_i() - ")
ACE_TEXT("link:\n%C connected to %C:%d ")
ACE_TEXT("registering with reactor to receive.\n"),
buffer.str().c_str(),
this->connection_->get_remote_address().get_host_name(),
this->connection_->get_remote_address().get_port_number()));
}
if (this->reactor_task_->get_reactor()->register_handler
(this->connection_.in(),
ACE_Event_Handler::READ_MASK) == -1) {
// Take back the "copy" we made.
ACE_ERROR_RETURN((LM_ERROR,
"(%P|%t) ERROR: TcpReceiveStrategy::start_i TcpConnection can't register with "
"reactor %@ %p\n", this->connection_.in(), ACE_TEXT("register_handler")),
-1);
}
return 0;
}
int
OpenDDS::DCPS::TransportImpl::add_pending_association(
RepoId local_id,
const AssociationInfo& info)
{
DBG_ENTRY_LVL("TransportImpl","add_pending_association",6);
GuardType guard(this->lock_);
// Cache the Association data so it can be used for the callback
// to notify datawriter on_publication_matched.
PendingAssociationsMap::iterator iter = pending_association_sub_map_.find(local_id);
if (iter != pending_association_sub_map_.end())
iter->second->push_back(info);
else {
AssociationInfoList* infos = new AssociationInfoList;
infos->push_back(info);
if (OpenDDS::DCPS::bind(pending_association_sub_map_, local_id, infos) == -1) {
OpenDDS::DCPS::RepoIdConverter converter(local_id);
ACE_ERROR_RETURN((LM_ERROR,
ACE_TEXT("(%P|%t) ERROR: TransportImpl::add_pending_association: ")
ACE_TEXT("failed to add pending associations for pub %C\n"),
std::string(converter).c_str()),-1);
}
}
// Acks for this new pending association may arrive at this time.
// If check for individual association, it needs remove the association
// from pending_association_sub_map_ so the fully_associated won't be
// called multiple times. To simplify, check by pub id since the
// check_fully_association overloaded function clean the pending list
// after calling fully_associated.
check_fully_association(local_id);
return 0;
}
void
OpenDDS::DCPS::TcpSendStrategy::schedule_output()
{
DBG_ENTRY_LVL("TcpSendStrategy","schedule_output",6);
// Notify the reactor to adjust its processing policy according to mode_.
synch()->work_available();
if (DCPS_debug_level > 4) {
const char* action = "";
if( mode() == MODE_DIRECT) {
action = "canceling";
} else if( (mode() == MODE_QUEUE)
|| (mode() == MODE_SUSPEND)) {
action = "starting";
}
ACE_DEBUG((LM_DEBUG,
ACE_TEXT("(%P|%t) TcpSendStrategy::schedule_output() [%d] - ")
ACE_TEXT("%C data queueing for handle %d.\n"),
id(),action,get_handle()));
}
}
OpenDDS::DCPS::TcpConnection::TcpConnection()
: connected_(false)
, is_connector_(false)
, passive_reconnect_timer_id_(-1)
, reconnect_task_(this)
, reconnect_state_(INIT_STATE)
, last_reconnect_attempted_(ACE_Time_Value::zero)
, transport_priority_(0) // TRANSPORT_PRIORITY.value default value - 0.
, shutdown_(false)
, passive_setup_(false)
, passive_setup_buffer_(sizeof(ACE_UINT32))
, id_(0)
{
DBG_ENTRY_LVL("TcpConnection","TcpConnection",6);
if (this->reconnect_task_.open()) {
ACE_ERROR((LM_ERROR,
ACE_TEXT("(%P|%t) ERROR: Reconnect task failed to open : %p\n"),
ACE_TEXT("open")));
}
}
/// A timer is scheduled on acceptor side to check if a new connection
/// is accepted after the connection is lost.
int
OpenDDS::DCPS::SimpleTcpConnection::handle_timeout (const ACE_Time_Value &,
const void *)
{
DBG_ENTRY_LVL("SimpleTcpConnection","handle_timeout",6);
this->reconnect_state_ = PASSIVE_TIMEOUT_CALLED_STATE;
GuardType guard (this->reconnect_lock_);
switch (this->reconnect_state_)
{
case PASSIVE_TIMEOUT_CALLED_STATE:
{
// We stay in PASSIVE_TIMEOUT_CALLED_STATE indicates there is no new connection.
// Now we need declare the connection is lost.
this->link_->notify (DataLink::LOST);
// The handle_timeout may be called after the connection is re-established
// and the send strategy of this old connection is reset to nil.
if (! this->send_strategy_.is_nil ())
this->send_strategy_->terminate_send ();
this->reconnect_state_ = LOST_STATE;
}
break;
case RECONNECTED_STATE:
// reconnected successfully.
break;
default :
ACE_ERROR((LM_ERROR,
ACE_TEXT("(%P|%t) ERROR: SimpleTcpConnection::handle_timeout, ")
ACE_TEXT(" unknown state or it should not be in state=%d \n"), this->reconnect_state_));
break;
}
// Take back the "copy" we gave to reactor when we schedule the timer.
this->_remove_ref ();
return 0;
}
/// The client application calls this to attach this TransportInterface
/// object to the supplied TransportImpl object.
OpenDDS::DCPS::AttachStatus
OpenDDS::DCPS::TransportInterface::attach_transport(TransportImpl* impl)
{
DBG_ENTRY_LVL("TransportInterface","attach_transport",6);
{ // guard scope
GuardType guard(this->lock_);
if (!this->impl_.is_nil()) {
// This TransportInterface object is currently attached to
// a TransportImpl.
return ATTACH_BAD_TRANSPORT;
}
// Ask the impl for the swap_bytes() value, and cache the answer in
// a data member (this->swap_bytes_) so that we don't have to ask
// the impl for it anymore.
this->swap_bytes_ = impl->swap_bytes();
// Ask the impl for the connection_info() value, and cache the answer in
// a data member (this->connection_info_) so that we don't have to ask
// the impl for it anymore.
impl->connection_info(this->connection_info_);
// Attempt to attach ourselves to the TransportImpl object now.
if (impl->attach_interface(this) == ATTACH_BAD_TRANSPORT) {
// The TransportImpl didn't accept our attachment for some reason.
return ATTACH_BAD_TRANSPORT;
}
// Now the TransportImpl object knows about us. Let's remember the
// TransportImpl object by saving a "copy" of the reference to our
// impl_ data member.
impl->_add_ref();
this->impl_ = impl;
}
return ATTACH_OK;
}
/// This function is called when the backpressure occurs and timed out after
/// "max_output_pause_period". The lost connection notification should be sent
/// and the connection needs be closed since we declared it as a "lost"
/// connection.
void
OpenDDS::DCPS::TcpConnection::notify_lost_on_backpressure_timeout()
{
DBG_ENTRY_LVL("TcpConnection","notify_lost_on_backpressure_timeout",6);
bool notify_lost = false;
{
GuardType guard(this->reconnect_lock_);
if (this->reconnect_state_ == INIT_STATE) {
this->reconnect_state_ = LOST_STATE;
notify_lost = true;
this->disconnect();
}
}
if (notify_lost) {
this->link_->notify(DataLink::LOST);
this->send_strategy_->terminate_send();
}
}
OpenDDS::DCPS::DataLinkSet*
OpenDDS::DCPS::DataLinkSet::select_links(const RepoId* remoteIds,
const CORBA::ULong num_targets)
{
DBG_ENTRY_LVL("DataLinkSet","select_links",6);
DataLinkSet_rch selected_links = new DataLinkSet();
GuardType guard(this->lock_);
for (MapType::iterator itr = map_.begin();
itr != map_.end();
++itr) {
for (CORBA::ULong i = 0; i < num_targets; ++i) {
if (itr->second->is_target(remoteIds[i])) {
OpenDDS::DCPS::bind(selected_links->map_,
itr->second->id(), itr->second);
break;
}
}
}
return selected_links._retn();
}
int
OpenDDS::DCPS::TransportReactorTask::open(void*)
{
DBG_ENTRY_LVL("TransportReactorTask","open",6);
GuardType guard(this->lock_);
// Reset our state.
this->state_ = STATE_NOT_RUNNING;
// For now, we only support one thread to run the reactor event loop.
// Parts of the logic in this class would need to change to support
// more than one thread running the reactor.
// Attempt to activate ourselves. If successful, a new thread will be
// started and it will invoke our svc() method. Note that we still have
// a hold on our lock while we do this.
if (this->activate(THR_NEW_LWP | THR_JOINABLE,1) != 0) {
ACE_ERROR_RETURN((LM_ERROR,
"(%P|%t) ERROR: TransportReactorTask Failed to activate "
"itself.\n"),
-1);
}
this->wait_for_startup();
// Here we need to wait until a condition is triggered by the new thread(s)
// that we created. Note that this will cause us to release the lock and
// wait until the condition_ is signal()'ed. When it is signaled, the
// condition will attempt to obtain the lock again, and then return to us
// here. We can then go on.
if (this->state_ == STATE_NOT_RUNNING) {
this->state_ = STATE_OPENING;
this->condition_.wait();
}
return 0;
}
void
OpenDDS::DCPS::RepoIdSetMap::dump()
{
DBG_ENTRY_LVL("RepoIdSetMap","dump",6);
for (MapType::iterator itr = map_.begin();
itr != map_.end();
++itr) {
RepoIdSet_rch set = itr->second;
for (RepoIdSet::MapType::iterator it = set->map().begin();
it != set->map().end(); ++it) {
OPENDDS_STRING buffer;
buffer + "key ";
buffer += to_string(itr->first);
buffer + " - value ";
buffer += to_string(it->first);
ACE_DEBUG((LM_DEBUG,
ACE_TEXT("(%P|%t) %C \n"),
buffer.c_str()));
}
}
}
void OpenDDS::DCPS::TransportImpl::check_fully_association()
{
DBG_ENTRY_LVL("TransportImpl","check_fully_association",6);
GuardType guard(this->lock_);
if (OpenDDS::DCPS::Transport_debug_level > 8) {
ACE_DEBUG((LM_DEBUG,
ACE_TEXT("(%P|%t) ack dump: \n")));
acked_sub_map_.dump();
}
PendingAssociationsMap::iterator penditer =
pending_association_sub_map_.begin();
while (penditer != pending_association_sub_map_.end()) {
PendingAssociationsMap::iterator cur = penditer;
++ penditer;
check_fully_association(cur->first);
}
}
/// The SimpleTcpTransport calls this method when it has an established
/// connection object for us. This call puts this SimpleTcpDataLink into
/// the "connected" state.
int
OpenDDS::DCPS::SimpleTcpDataLink::connect
(SimpleTcpConnection* connection,
TransportSendStrategy* send_strategy,
TransportReceiveStrategy* receive_strategy)
{
DBG_ENTRY_LVL("SimpleTcpDataLink","connect",6);
// Sanity check - cannot connect() if we are already connected.
if (!this->connection_.is_nil()) {
ACE_ERROR_RETURN((LM_ERROR,
"(%P|%t) ERROR: SimpleTcpDataLink already connected.\n"),
-1);
}
// Keep a "copy" of the reference to the connection object for ourselves.
connection->_add_ref();
this->connection_ = connection;
// Let connection know the datalink for callbacks upon reconnect failure.
this->connection_->set_datalink(this);
// And lastly, inform our base class (DataLink) that we are now "connected",
// and it should start the strategy objects.
if (this->start(send_strategy,receive_strategy) != 0) {
// Our base (DataLink) class failed to start the strategy objects.
// We need to "undo" some things here before we return -1 to indicate
// that an error has taken place.
// Drop our reference to the connection object.
this->connection_ = 0;
return -1;
}
return 0;
}
int
DataLink::make_reservation(const RepoId& remote_publication_id,
const RepoId& local_subscription_id,
TransportReceiveListener* receive_listener)
{
DBG_ENTRY_LVL("DataLink", "make_reservation", 6);
if (DCPS_debug_level > 9) {
GuidConverter local(local_subscription_id), remote(remote_publication_id);
ACE_DEBUG((LM_DEBUG,
ACE_TEXT("(%P|%t) DataLink::make_reservation() - ")
ACE_TEXT("creating association local subscription %C ")
ACE_TEXT("<--> with remote publication %C.\n"),
OPENDDS_STRING(local).c_str(), OPENDDS_STRING(remote).c_str()));
}
{
GuardType guard(strategy_lock_);
if (!send_strategy_.is_nil()) {
send_strategy_->link_released(false);
}
}
{
GuardType guard(pub_sub_maps_lock_);
assoc_by_local_[local_subscription_id].insert(remote_publication_id);
ReceiveListenerSet_rch& rls = assoc_by_remote_[remote_publication_id];
if (rls.is_nil())
rls = new ReceiveListenerSet;
rls->insert(local_subscription_id, receive_listener);
recv_listeners_[local_subscription_id] = receive_listener;
}
return 0;
}
void
RecorderImpl::remove_all_associations()
{
DBG_ENTRY_LVL("RecorderImpl","remove_all_associations",6);
OpenDDS::DCPS::WriterIdSeq writers;
int size;
ACE_GUARD(ACE_Recursive_Thread_Mutex, guard, this->publication_handle_lock_);
{
ACE_READ_GUARD(ACE_RW_Thread_Mutex, read_guard, this->writers_lock_);
size = static_cast<int>(writers_.size());
writers.length(size);
WriterMapType::iterator curr_writer = writers_.begin();
WriterMapType::iterator end_writer = writers_.end();
int i = 0;
while (curr_writer != end_writer) {
writers[i++] = curr_writer->first;
++curr_writer;
}
}
try {
CORBA::Boolean dont_notify_lost = 0;
if (0 < size) {
remove_associations(writers, dont_notify_lost);
}
} catch (const CORBA::Exception&) {
}
}
int
OpenDDS::DCPS::TcpSendStrategy::reset(TcpConnection* connection)
{
DBG_ENTRY_LVL("TcpSendStrategy","reset",6);
// Sanity check - this connection is passed in from the constructor and
// it should not be nil.
if (this->connection_.is_nil()) {
ACE_ERROR_RETURN((LM_ERROR,
"(%P|%t) ERROR: TcpSendStrategy::reset previous connection "
"should not be nil.\n"),
-1);
}
if (this->connection_.in() == connection) {
ACE_ERROR_RETURN((LM_ERROR,
"(%P|%t) ERROR: TcpSendStrategy::reset should not be called"
" to replace the same connection.\n"),
-1);
}
// This will cause the connection_ object to drop its reference to this
// TransportSendStrategy object.
this->connection_->remove_send_strategy();
// Replace with a new connection.
connection->_add_ref();
this->connection_ = connection;
// Tell the TcpConnection that we are the object that it should
// call when it receives a handle_input() "event", and we will carry
// it out. The TcpConnection object will make a "copy" of the
// reference (to this object) that we pass-in here.
this->connection_->set_send_strategy(this);
return 0;
}