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#include "XSynchronizedTransport.h"
#ifndef SPDLOG_ACTIVE_LEVEL
#define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_TRACE
#endif
#include "spdlog/spdlog.h"
using namespace std;
using namespace vagt;
using namespace vagt::transport;
XSynchronizedTransport::XSynchronizedTransport(std::shared_ptr<XTransport> transport):
transport_(transport),
status_(XStopped)
{
}
XErrorCode XSynchronizedTransport::start()
{
unique_lock<mutex> lk(controlLock_);
if (status_ == XStarted)
{
return XErrorOk;
}
XErrorCode rc = XErrorNok;
if (transport_)
{
rc = transport_->start();
}
if (rc == XErrorOk)
{
status_ = XStarted;
}
allowPost();
return rc;
}
XErrorCode XSynchronizedTransport::stop()
{
unique_lock<mutex> lk(controlLock_);
if (status_ == XStopped)
{
return XErrorOk;
}
cancelPost();
if (transport_)
{
transport_->cancelPost();
}
unique_lock<mutex> lkPost(postLock_);
XErrorCode rc = XErrorNok;
if (transport_)
{
rc = transport_->stop();
}
if (rc == XErrorOk)
{
status_ = XStopped;
}
return rc;
}
XErrorCode XSynchronizedTransport::post(const std::string& event)
{
if (shouldCancelPost())
{
return XErrorCanceled;
}
if (event.empty())
{
SPDLOG_WARN("Trying post empty event.");
return XErrorClientError;
}
unique_lock<mutex> lk(postLock_);
if (transport_)
{
return transport_->post(event);
}
return XErrorNok;
}
void XSynchronizedTransport::cancelPost()
{
XTransport::cancelPost();
if (transport_)
{
transport_->cancelPost();
}
}
void XSynchronizedTransport::allowPost()
{
if (transport_)
{
transport_->allowPost();
}
XTransport::allowPost();
}
bool XSynchronizedTransport::shouldCancelPost()
{
return XTransport::shouldCancelPost();
}
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