public object ResolveComponent(Service service)
{
if (IsDisposed)
{
throw new ObjectDisposedException("I am dead~");
}
if (service == null)
{
throw new ArgumentNullException(nameof(service));
}
ComponentRegistration componentRegistration = GetComponentRegistration(service);
ILifetimeScope lifetimeScope = componentRegistration.Lifetime.FindLifetimeScope(this);
return(lifetimeScope.GetCreateShare(componentRegistration));
}
public void Register(ComponentRegistration registration)
{
#region Please implement the code to pass the test
/*
* We have moved the odd method from Container to ComponentRegistry. Please
* implement the method.
*/
if (registration == null)
{
throw new ArgumentNullException();
}
var service = registration.Service;
serviceInfos[service] = registration;
#endregion
}
public bool TryGetRegistration(Service service, out ComponentRegistration registration)
{
#region Please implement the code to pass the test
/*
* Please implement the method to get registration from the registered services.
*/
if (!this.serviceInfos.ContainsKey(service))
{
registration = null;
throw new DependencyResolutionException();
}
registration = this.serviceInfos[service];
return(true);
#endregion
}
public object ResolveComponent(Service service)
{
#region Please modifies the following code to pass the test
/*
* The lifetime scope will track lifetime for instances created.
*/
if (service == null) { throw new ArgumentNullException(nameof(service)); }
if(IsDisposed) throw new ObjectDisposedException("Object has been disposed!");
ComponentRegistration componentRegistration = GetComponentRegistration(service);
object resolveComponent = componentRegistration.Activator.Activate(this);
disposer.AddItemsToDispose(resolveComponent);
return resolveComponent;
#endregion
}
public object ResolveComponent(Service service)
{
#region Please modifies the following code to pass the test
/*
* The lifetime scope will track lifetime for instances created.
*/
if (service == null)
{
throw new ArgumentNullException(nameof(service));
}
ComponentRegistration componentRegistration = GetComponentRegistration(service);
return(componentRegistration.Activator.Activate(this));
#endregion
}
public ComponentRegistration Register(ComponentRegistration registration)
{
#region Please implement the code to pass the test
/*
* We have moved the odd method from Container to ComponentRegistry. Please
* implement the method.
*/
if (registration == null)
{
throw new ArgumentNullException(nameof(registration));
}
serviceInfos[registration.Service] = registration;
return(registration);
#endregion
}
public bool TryGetRegistration(Service service, out ComponentRegistration registration)
{
#region Please implement the code to pass the test
/*
* Please implement the method to get registration from the registered services.
*/
if (serviceInfos.ContainsKey(service))
{
registration = serviceInfos[service];
return(true);
}
registration = null;
return(false);
#endregion
}
public Container Build()
{
if (hasBeenBuilt)
{
throw new InvalidOperationException("The container has been built.");
}
var container = new Container();
foreach (IRegistrationBuilder builder in registrations)
{
ComponentRegistration registration = builder.Build();
container.Register(registration);
}
hasBeenBuilt = true;
return(container);
}
public static IRegistrationBuilder RegisterComponent(
this ContainerBuilder cb,
ComponentRegistration registration)
{
#region Please re-implement the code to pass the test
/*
* Since we have create a concrete type ComponentRegistry to manage the registion
* work, all the registration operation can be considered as an action that add
* somekind of component registration to the registry.
*
* In order to reuse the code, we re-implement the extension method to replace the
* instance member function.
*/
throw new NotImplementedException();
#endregion
}
public bool TryGetRegistration(Service service, out ComponentRegistration registration)
{
if (serviceInfos.ContainsKey(service))
{
registration = serviceInfos[service];
return(true);
}
#region Please implement the source query logic
/*
* The following code will go through the source list and find the first source who
* can match the service. If no-one can match, then query failed. The function will
* return fasle. If we have found one. Then create a concrete component registration
* and add it to serviceInfos for speed acceleration.
*/
throw new NotImplementedException();
#endregion
}
public object GetCreateShare(ComponentRegistration registration)
{
/*
* There is a missing concept in lifetime scope is instance storge. Currently, part of this
* function is provided by ResolveComponent method. But Resolving is not equivalent with
* storage. Resolving means that it will not only creat the instance, but store it to
* correct lifetime scope (may be current one, and may be not) as well. And this is why
* we extract the method.
*
* This method will create, track and cache(if needed) instance in current lifetime scope.
* Simple enough huh? The Sharing property will help you to determine whether the activated
* instace be shared.
*/
#region Please implement this method
throw new NotImplementedException();
#endregion
}
public static IRegistrationBuilder Register <T>(
this ContainerBuilder cb,
Func <IComponentContext, T> func)
{
#region Please modify the following code to pass the test
/*
* Since we have changed the definition of activator. Please re-implement
* the register extension method.
*/
if (func == null)
{
throw new ArgumentNullException();
}
var typedService = new TypedService(typeof(T));
var delegatedInstanceActivator = new DelegatedInstanceActivator(t => func(t));
var componentRegistration = new ComponentRegistration(typedService, delegatedInstanceActivator);
return(cb.RegisterComponent(componentRegistration));
#endregion
}
public bool TryGetRegistration(Service service, out ComponentRegistration registration)
{
if (serviceInfos.ContainsKey(service))
{
registration = serviceInfos[service];
return(true);
}
ComponentRegistration sourceCreatedRegistration = sources
.Select(s => s.RegistrationFor(service))
.FirstOrDefault(cr => cr != null);
if (sourceCreatedRegistration == null)
{
registration = null;
return(false);
}
Register(sourceCreatedRegistration);
registration = sourceCreatedRegistration;
return(true);
}
public object GetCreateShare(ComponentRegistration registration)
{
if (registration.Sharing == InstanceSharing.Shared)
{
object component;
if (sharedInstances.TryGetValue(registration.Service, out component))
{
return(component);
}
}
object instance = registration.Activator.Activate(this);
Disposer.AddItemsToDispose(instance);
if (registration.Sharing == InstanceSharing.Shared)
{
sharedInstances.Add(registration.Service, instance);
}
return(instance);
}
public object GetCreateShare(ComponentRegistration registration)
{
/*
* There is a missing concept in lifetime scope is instance storge. Currently, part of this
* function is provided by ResolveComponent method. But Resolving is not equivalent with
* storage. Resolving means that it will not only creat the instance, but store it to
* correct lifetime scope (may be current one, and may be not) as well. And this is why
* we extract the method.
*
* This method will create, track and cache(if needed) instance in current lifetime scope.
* Simple enough huh? The Sharing property will help you to determine whether the activated
* instace be shared.
*/
#region Please implement this method
if (registration == null)
{
throw new ArgumentNullException(nameof(registration));
}
object result;
if (registration.Sharing == InstanceSharing.Shared)
{
if (!sharedInstances.ContainsKey(registration.Service))
{
sharedInstances[registration.Service] = registration.Activator.Activate(this);
}
result = sharedInstances[registration.Service];
}
else
{
result = registration.Activator.Activate(this);
}
Disposer.AddItemsToDispose(result);
return(result);
#endregion
}
public static IRegistrationBuilder RegisterComponent(
this ContainerBuilder cb,
ComponentRegistration registration)
{
#region Please re-implement the code to pass the test
/*
* Since we have create a concrete type ComponentRegistry to manage the registion
* work, all the registration operation can be considered as an action that add
* somekind of component registration to the registry.
*
* In order to reuse the code, we re-implement the extension method to replace the
* instance member function.
*/
var builder = new RegistrationBuilder {
Service = registration.Service,
Activator = registration.Activator
};
cb.RegisterCallback(r => r.Register(builder.Build()));
return(builder);
#endregion
}
public void Register(ComponentRegistration registration)
{
registrations[registration.Service] = registration;
}
public object GetCreateShare(ComponentRegistration registration)
{