public static T Resolve <T>(this IObjectResolver resolver, IObjectObserver <T> observer)
{
var builder = observer.ObjectBuilder;
if (builder == null)
{
throw new ObsoleteObjectBuilderException(GetObsoleteObjectBuilderErrorMessage(observer.ContractType));
}
return(resolver.Resolve(builder, null));
}
public static Exception TryResolve <T>(this IObjectResolver resolver, IObjectObserver <T> observer, out T instance)
{
try
{
instance = Resolve(resolver, observer);
return(null);
}
catch (Exception ex)
{
instance = default(T);
return(ex);
}
}
public static Exception TryResolve(this IObjectResolver resolver, IObjectObserver observer, out object instance)
{
try
{
instance = Resolve(resolver, observer);
return(null);
}
catch (Exception ex)
{
instance = null;
return(ex);
}
}
public Task Unsubscribe(IObjectObserver observer)
{
VerifyExists();
if (!observerManager.IsSubscribed(observer))
{
GetLogger().Warn($"observer {observer} tried to unsubscribe from {GetType().Name} {this.GetPrimaryKeyLong()} but was not subscribed");
}
else
{
observerManager.Unsubscribe(observer);
}
observer.HandleObjectDestroyed(State);
return(Task.CompletedTask);
}
public bool TryGet <T>(Type contract, out IObjectObserver <T> observer)
{
Requires.NotNull(contract, "contract");
ObjectBuilderGroup group;
ObjectBuilder builder;
if (TryGetCore(contract, null, out group, out builder) != ObjectBuilderState.Normal)
{
observer = null;
return(false);
}
var obs = new ObjectObserverImpl <T>(group, contract, builder.ToGeneric <T>());
group.AddObserver(obs);
observer = obs;
return(true);
}
public Task Subscribe(IObjectObserver observer)
{
VerifyExists();
// TODO: determine how stealth/invisibility interact with this
observer.HandleObjectCreate(State, GetCreationUpdate());
if (observerManager.IsSubscribed(observer))
{
GetLogger().Warn($"observer {observer} tried to subscribe to {GetType().Name} {this.GetPrimaryKeyLong()} more than once");
}
else
{
observerManager.Subscribe(observer);
}
return(Task.CompletedTask);
}
public static bool TryGetObserver <T>(this IObjectResolver resolver, out IObjectObserver <T> observer)
{
return(resolver.Kernel.TryGet(typeof(T), out observer));
}
public static bool TryGetObserver(this IObjectResolver resolver, Type contractType, out IObjectObserver observer)
{
return(resolver.Kernel.TryGet(contractType, out observer));
}
public bool TryGet <T>(Type contract, out IObjectObserver <T> observer)
{
return(_registry.TryGet(contract, out observer));
}