/// <summary>
/// Finds the state transition handler.
/// </summary>
/// <param name="currentState">State of the current.</param>
/// <param name="frame">The frame.</param>
/// <returns></returns>
/// <exception cref="IllegalStateTransitionException">if the state transition if not allowed</exception>
private IStateAwareMethodListener FindStateTransitionHandler(AMQState currentState,
AMQMethodBody frame)
{
Type clazz = frame.GetType();
if (_logger.IsDebugEnabled)
{
_logger.Debug("Looking for state transition handler for frame " + clazz);
}
IDictionary classToHandlerMap = (IDictionary)_state2HandlersMap[currentState];
if (classToHandlerMap == null)
{
// if no specialised per state handler is registered look for a
// handler registered for "all" states
return(FindStateTransitionHandler(AMQState.ALL, frame));
}
IStateAwareMethodListener handler = (IStateAwareMethodListener)classToHandlerMap[clazz];
if (handler == null)
{
if (currentState == AMQState.ALL)
{
_logger.Debug("No state transition handler defined for receiving frame " + frame);
Console.WriteLine(" *** No state transition handler defined for receiving frame " + frame); //KHC
return(null);
}
else
{
// if no specialised per state handler is registered look for a
// handler registered for "all" states
return(FindStateTransitionHandler(AMQState.ALL, frame));
}
}
else
{
return(handler);
}
}
