/// <summary>
/// Called on a background thread to raise an event indicating that a message has been picked up.
/// </summary>
/// <param name="message"></param>
private void ProcessAndDispatchMessageQueueItem(MessageDispatch message)
{
if (message.Port30003MessageEventArgs != null)
{
OnPort30003MessageReceived(message.Port30003MessageEventArgs);
}
else if (message.RawBytesEventArgs != null)
{
OnRawBytesReceived(message.RawBytesEventArgs);
}
else if (message.ModeSBytesEventArgs != null)
{
OnModeSBytesReceived(message.ModeSBytesEventArgs);
}
else
{
var modeSMessageArgs = message.ModeSMessageEventArgs;
OnModeSMessageReceived(modeSMessageArgs);
BaseStationMessage cookedMessage;
lock (_SyncLock) {
cookedMessage = RawMessageTranslator == null ? null : RawMessageTranslator.Translate(modeSMessageArgs.ReceivedUtc, modeSMessageArgs.ModeSMessage, modeSMessageArgs.AdsbMessage);
}
if (cookedMessage != null)
{
OnPort30003MessageReceived(new BaseStationMessageEventArgs(cookedMessage));
}
}
}
/// <summary>
/// See interface docs.
/// </summary>
/// <param name="connector"></param>
/// <param name="bytesExtractor"></param>
/// <param name="rawMessageTranslator"></param>
public void ChangeSource(IConnector connector, IMessageBytesExtractor bytesExtractor, IRawMessageTranslator rawMessageTranslator)
{
var changed = false;
var reconnect = false;
lock (_SyncLock) {
reconnect = Connector != null && Connector.EstablishingConnections;
if (connector != Connector || bytesExtractor != BytesExtractor || rawMessageTranslator != RawMessageTranslator)
{
if (RawMessageTranslator != null && RawMessageTranslator != rawMessageTranslator)
{
RawMessageTranslator.Dispose();
}
if (Connector != connector)
{
if (Connector != null)
{
UnhookConnector();
Connector.Dispose();
}
Connector = connector;
Connector.IsSingleConnection = true;
HookConnector();
}
BytesExtractor = bytesExtractor;
RawMessageTranslator = rawMessageTranslator;
if (RawMessageTranslator != null)
{
RawMessageTranslator.Statistics = Statistics;
}
TotalMessages = 0;
TotalBadMessages = 0;
changed = true;
}
}
if (changed)
{
OnSourceChanged(EventArgs.Empty);
if (reconnect)
{
Connect();
}
}
}
/// <summary>
/// Disposes of or finalises the object.
/// </summary>
/// <param name="disposing"></param>
private void Dispose(bool disposing)
{
_Disposed = true;
if (disposing)
{
lock (_SyncLock) {
if (Provider != null)
{
Provider.Close();
}
if (_MessageProcessingAndDispatchQueue != null)
{
_MessageProcessingAndDispatchQueue.Dispose();
}
if (RawMessageTranslator != null)
{
RawMessageTranslator.Dispose();
}
}
}
}
/// <summary>
/// Disposes of or finalises the object.
/// </summary>
/// <param name="disposing"></param>
private void Dispose(bool disposing)
{
_Disposed = true;
if (disposing)
{
lock (_SyncLock) {
if (Connector != null)
{
Connector.CloseConnection();
UnhookConnector();
Connector.Dispose();
}
if (_MessageProcessingAndDispatchQueue != null)
{
_MessageProcessingAndDispatchQueue.Dispose();
}
if (RawMessageTranslator != null)
{
RawMessageTranslator.Dispose();
}
}
}
}
/// <summary>
/// See interface docs.
/// </summary>
/// <param name="provider"></param>
/// <param name="bytesExtractor"></param>
/// <param name="rawMessageTranslator"></param>
/// <param name="autoReconnect"></param>
public void ChangeSource(IListenerProvider provider, IMessageBytesExtractor bytesExtractor, IRawMessageTranslator rawMessageTranslator, bool autoReconnect)
{
lock (_SyncLock) {
bool changed = false;
if (provider != Provider || bytesExtractor != BytesExtractor || rawMessageTranslator != RawMessageTranslator)
{
if (Provider != null)
{
Disconnect();
}
if (RawMessageTranslator != null && RawMessageTranslator != rawMessageTranslator)
{
RawMessageTranslator.Dispose();
}
Provider = provider;
BytesExtractor = bytesExtractor;
RawMessageTranslator = rawMessageTranslator;
TotalMessages = 0;
TotalBadMessages = 0;
changed = true;
}
if (changed)
{
OnSourceChanged(EventArgs.Empty);
if (autoReconnect)
{
Connect(false);
}
}
}
}
