/// <summary>
/// Initializes a new instance of the <see cref="StateSaver" /> class.
/// </summary>
/// <param name="writer">The writer.</param>
/// <param name="engine">The engine.</param>
protected StateSaver(IStateWriter writer, CoreReactiveEngine engine)
{
Debug.Assert(writer != null, "Reader should not be null.");
Debug.Assert(engine != null, "Engine should not be null.");
_writer = writer;
_engine = engine;
_registry = engine.Parent._registry;
_snapshot = _registry.TakeSnapshot();
}
public Snapshot(QueryEngineRegistry registry)
{
Debug.Assert(registry != null, "Registry should not be null.");
_subscriptions = registry._localSubscriptions.Clone();
_subjects = registry._localSubjects.Clone();
_reliableSubscriptions = registry._localReliableSubscriptions.Clone();
_observables = registry._localObservables.Clone();
_observers = registry._localObservers.Clone();
_subjectFactories = registry._localSubjectFactories.Clone();
_subscriptionFactories = registry._localSubscriptionFactories.Clone();
_other = registry._localOther.Clone();
_templates = registry._localTemplates.Clone();
}
public ExecutionEnvironment(QueryEngineRegistry registry, ReadOnlyMetadataServiceContext context)
: base(registry, context)
{
_registry = registry;
}
/// <summary>
/// Instantiate the templatization helper.
/// </summary>
/// <param name="registry">The registry containing templates.</param>
public QueryEngineRegistryTemplatizer(QueryEngineRegistry registry)
{
_registry = registry;
}
