Initial commit

Lts/Services/AudioVideoManagement/AvsCommands/keep_alive.cpp

@@ -0,0 +1,61 @@
+/**
+  * @RDE_HEADER@
+  * KeepAlive
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Christian Fröbel, NLSE, 2018-04-10
+  */
+
+#include "keep_alive.h"
+#include "iava_comm.h"
+#include "iava_command_done_observer.h"
+#include "ivd_comm.h"
+#include "ivd_command_done_observer.h"
+
+namespace AudioVideoManagement
+{
+
+namespace detail
+{
+
+template<class Comm, class DoneObserver>
+KeepAlive<Comm, DoneObserver>::KeepAlive(Comm *comm, DoneObserver *doneObserver)
+  : m_comm(comm)
+  , m_observer(doneObserver)
+{
+  Q_ASSERT(comm);
+  Q_ASSERT(doneObserver);
+}
+
+template<class Comm, class DoneObserver>
+void KeepAlive<Comm, DoneObserver>::send()
+{
+  connect(m_comm, &Comm::keepAliveReceived, this, &KeepAlive::onKeepAliveReceived);
+  m_comm->keepAlive();
+}
+
+template<class Comm, class DoneObserver>
+void KeepAlive<Comm, DoneObserver>::onKeepAliveReceived()
+{
+  done();
+}
+
+template<class Comm, class DoneObserver>
+void KeepAlive<Comm, DoneObserver>::done()
+{
+  m_comm->disconnect(this);
+  m_observer->done(this);
+}
+
+/**
+ * Explicit template instantiations.
+ */
+///@{
+template class KeepAlive<IAvaComm, IAvaCommandDoneObserver>;
+template class KeepAlive<IVdComm, IVdCommandDoneObserver>;
+///@}
+
+} // namespace detail
+
+} // namespace AudioVideoManagement