public void RunOneAsync(IHmeConnection connection)
{
HmeConnectionWrapper wrapper = connection as HmeConnectionWrapper;
if (wrapper != null)
{
ThreadPool.QueueUserWorkItem(ProcessApplicationCommands, wrapper.HmeConnection);
}
}
public void AddHmeConnection(IHmeConnection connection)
{
lock (_connections)
{
ConnectionData connectionData = new ConnectionData();
connectionData.Driver = _driver;
connectionData.CommandReceived = EventWaitHandle.OpenExisting(connection.CommandReceivedName);
connectionData.EventReceived = EventWaitHandle.OpenExisting(connection.EventReceivedName);
_connections.Add(connection, connectionData);
}
_connectionAdded.Set();
_driver.HandleEventsAsync(connection);
}
public void HandleEventsAsync(IHmeConnection connection)
{
HmeConnectionWrapper wrapper = connection as HmeConnectionWrapper;
if (wrapper != null)
{
ApplicationEventsData data = new ApplicationEventsData {
DriverGuid = _thisGuid, ConnectionGuid = Guid.NewGuid()
};
_connections.Add(data.ConnectionGuid, wrapper.HmeConnection);
wrapper.HmeConnection.BeginHandleEvent(ApplicationEventsHandled, data);
}
}
private static void DispatchApplicationCommandsAndEvents()
{
List <WaitHandle> connectionWaitHandleList = new List <WaitHandle>();
List <IHmeConnection> runningConnections = new List <IHmeConnection>();
connectionWaitHandleList.Add(_connectionAdded);
connectionWaitHandleList.Add(_connectionRemoved);
WaitHandle[] connectionWaitHandles = connectionWaitHandleList.ToArray();
while (true)
{
int handleIndex = WaitHandle.WaitAny(connectionWaitHandles);
// must clear collections during add and remove since
// other threads may change the _applications collection
// before we get a lock on the _applications field
if (handleIndex == 0 || handleIndex == 1)
{
runningConnections.Clear();
connectionWaitHandleList.Clear();
connectionWaitHandleList.Add(_connectionAdded);
connectionWaitHandleList.Add(_connectionRemoved);
lock (_connections)
{
foreach (var entry in _connections)
{
connectionWaitHandleList.Add(entry.Value.CommandReceived);
connectionWaitHandleList.Add(entry.Value.EventReceived);
runningConnections.Add(entry.Key);
}
}
connectionWaitHandles = connectionWaitHandleList.ToArray();
}
else
{
// working on local copy of connections rather than member
// in order to avoid races to get a lock on the _connections field
int connectionIndex = (handleIndex - 2) / 2;
IHmeConnection connection = runningConnections[connectionIndex];
ConnectionData connectionData = _connections[connection];
connectionData.Driver.RunOneAsync(connection);
}
}
}
public void RunOneAsync(IHmeConnection connection)
{
_contract.RunOneAsync(Tivo.Has.AddInSideAdapters.IHmeConnectionAddInAdapter.ViewToContractAdapter(connection));
}
public void HandleEventsAsync(IHmeConnection connection)
{
_contract.HandleEventsAsync(Tivo.Has.AddInSideAdapters.IHmeConnectionAddInAdapter.ViewToContractAdapter(connection));
}
