/// <summary>
/// Deallocates the recognizer. This method should only be called if the recognizer is in the allocated
/// state.
/// throws IllegalStateException if the recognizer is not in the ALLOCATED state
/// </summary>
public void Deallocate()
{
CheckState(State.Ready);
SetState(State.Deallocating);
_decoder.Deallocate();
SetState(State.Deallocated);
}