public IDependency BuildDependency(Type contract, IDependencyEngine engine)
{
var genericArgs = contract.GenericTypeArguments;
Type pipelineType;
if (ExistsBehaviour(genericArgs, engine))
{
pipelineType = typeof(CommandFullPipeline <>);
}
else if (ExistsPreOrPostProcessor(genericArgs, engine))
{
pipelineType = typeof(CommandSequentialPipeline <>);
}
else
{
pipelineType = typeof(CommandSimplePipeline <>);
}
var implementation = pipelineType.MakeGenericType(genericArgs);
var lifetime = engine.DefineLifetime(implementation);
var resolver = DependencyResolver.Build(lifetime, implementation);
return(Dependency.Build(lifetime, new[] { contract }, resolver));
}
public static IContainer Initialize()
{
Logger.Info(typeof(ContainerConfig), "Initializing container...");
ContainerBuilder builder = new ContainerBuilder();
ConfigFileConfigurationProvider configurationProvider = new ConfigFileConfigurationProvider();
builder.RegisterInstance(configurationProvider.Service).As <IServiceConfiguration>();
builder.RegisterInstance(configurationProvider.Repository).As <IApplicationRepositoryConfiguration>();
builder.RegisterInstance(configurationProvider.Authentication).As <IAuthenticationConfiguration>();
builder.RegisterType <FileSystemApplicationRepository>().As <IApplicationRepository>();
builder.RegisterType <SystemDateTimeFactory>().As <IDateTimeFactory>();
// register API controllers
builder.RegisterApiControllers(typeof(PackagesApiController).Assembly);
builder.RegisterControllers(typeof(HomeController).Assembly);
// build container
Container = Dependency.Build(builder);
GlobalConfiguration.Configuration.DependencyResolver = new AutofacWebApiDependencyResolver(Container);
DependencyResolver.SetResolver(new AutofacDependencyResolver(Container));
Logger.Info(typeof(ContainerConfig), "Container initialized");
return(Container);
}
public DependencyCollection AddDependency(Type[] contracts, Type implementation, DependencyLifetime lifetime)
{
var resolver = DependencyResolver.Build(lifetime, implementation, _engine);
var dependency = Dependency.Build(lifetime, contracts, resolver);
return(AddDependency(dependency));
}
public IDependency BuildDependency(Type contract, IDependencyEngine engine)
{
var contractGenericArgs = contract.GenericTypeArguments;
var notificationType = contractGenericArgs[0];
var processorType = typeof(INotificationProcessor <>).MakeGenericType(contractGenericArgs);
var dependencies = engine.GetApplicable(processorType);
var dependenciesLength = dependencies.Length;
var pipelineType = dependenciesLength switch
{
0 => throw Error.DependencyNotRegistered(processorType),
1 => typeof(NotificationSimplePipeline <>),
_ => ParallelAttribute.IsDefined(notificationType)
? typeof(NotificationParallelPipeline <>)
: typeof(NotificationSequentialPipeline <>)
};
var implementation = pipelineType.MakeGenericType(contractGenericArgs);
var lifetime = dependencies.DefineLifetime();
var resolver = DependencyResolver.Build(lifetime, implementation);
return(Dependency.Build(lifetime, new[] { contract }, resolver));
}
}
public DependencyCollection AddDependency <TResult>(
Type[] contracts,
Func <IServiceProvider, TResult> builder,
DependencyLifetime lifetime)
where TResult : class
{
var implementation = typeof(TResult);
foreach (var contract in contracts)
{
if (contract.IsAssignableFrom(implementation))
{
continue;
}
var contractName = ReflectionUtils.GetName(contract);
var resultName = ReflectionUtils.GetName <TResult>();
throw Error.InvalidOperation($"Type {resultName} is not assignable from {contractName}");
}
var resolver = new DelegateResolver <TResult>(builder);
var dependency = Dependency.Build(lifetime, contracts, resolver);
return(Add(dependency));
}
public IDependency BuildDependency(Type contract, IDependencyEngine engine)
{
var implementation = _genericImplementation == null
? contract
: _genericImplementation.MakeGenericType(contract.GenericTypeArguments);
var resolver = DependencyResolver.Build(_lifetime, implementation);
return(Dependency.Build(_lifetime, new[] { contract }, resolver));
}
public void HasValidLifetime()
{
var lifetimes = (DependencyLifetime[])Enum.GetValues(typeof(DependencyLifetime));
foreach (var lifetime in lifetimes)
{
var dependency = Dependency.Build(lifetime, Array.Empty <Type>(), new ActivatorResolver(typeof(Boo)));
dependency.Lifetime.Should().Be(lifetime);
}
}
public void ThrowIfBuildWithInvalidLifetime()
{
const DependencyLifetime badLifetime = (DependencyLifetime)byte.MaxValue;
var resolver = new Mock <DependencyResolver>(_implementation).Object;
Assert
.Throws <InvalidDataException>(() => Dependency
.Build(badLifetime, new[] { _contract }, resolver));
}
public DependencyCollection AddDependency <TContract>(Func <IDependencyScope, TContract> builder,
DependencyLifetime lifetime)
where TContract : class
{
var contracts = new[] { Typeof <TContract> .Raw };
var resolver = new DelegateResolver <TContract>(builder);
var dependency = Dependency.Build(lifetime, contracts, resolver);
return(AddDependency(dependency));
}
public DependencyCollection AddDependency(
Type[] contracts,
Func <IServiceProvider, object> builder,
DependencyLifetime lifetime, Type implementation)
{
var resolver = new DelegateResolver(implementation, builder);
var dependency = Dependency.Build(lifetime, contracts, resolver);
return(Add(dependency));
}
public IDependency BuildDependency(Type contract, IDependencyEngine engine)
{
var contracts = new[] { contract };
if (_nullServicePredicate != null && _nullServicePredicate(engine))
{
return(new InstanceDependency(contracts, Activator.CreateInstance(_nullService)));
}
var lifetime = _lifetime ?? engine.DefineLifetime(_implementation);
var resolver = DependencyResolver.Build(lifetime, _implementation);
return(Dependency.Build(lifetime, contracts, resolver));
}
public IDependency BuildDependency(Type contract, IDependencyEngine engine)
{
var writers = engine.GetApplicable(typeof(ILogWriter));
var contracts = new[] { _providerType };
if (writers.Length == 0)
{
return(new InstanceDependency(contracts, new NullProvider()));
}
var resolver = new CompiledResolver(typeof(LogProvider), engine);
return(Dependency.Build(DependencyLifetime.Scoped, contracts, resolver));
}
public IDependency BuildDependency(Type contract, IDependencyEngine engine)
{
var constructor = ReflectionUtils.GetConstructor(contract);
var parameters = constructor.GetParameters();
var dependencies = new LocalList <IDependency>();
foreach (var parameter in parameters)
{
var required = !parameter.HasDefaultValue;
var dependency = engine.GetDependency(parameter.ParameterType, required);
dependencies.Add(dependency);
}
var lifetime = dependencies.DefineLifetime();
var resolver = DependencyResolver.Build(lifetime, contract, engine);
return(Dependency.Build(lifetime, new[] { contract }, resolver));
}
public void Build(DependencyLifetime lifetime)
{
var resolver = MockResolver(_implementation, (_, scope) => null).Object;
var dependency = Dependency.Build(lifetime, new[] { _contract }, resolver);
switch (lifetime)
{
case DependencyLifetime.Scoped:
dependency.Should().BeOfType <ScopedDependency>();
break;
case DependencyLifetime.Singleton:
dependency.Should().BeOfType <SingletonDependency>();
break;
case DependencyLifetime.Transient:
dependency.Should().BeOfType <TransientDependency>();
break;
}
}
public IDependency BuildDependency(Type contract, IDependencyEngine engine)
{
var systemType = contract.GenericTypeArguments[0];
var dependencies = engine.GetApplicable(systemType);
var contracts = new[] { contract };
if (dependencies.Length == 0)
{
var nullHandlerType = typeof(SystemNullPipeline <>).MakeGenericType(systemType);
var nullHandler = Activator.CreateInstance(nullHandlerType);
return(new InstanceDependency(contracts, nullHandler));
}
var handlerType = DefineHandlerType(dependencies);
var implementation = handlerType.MakeGenericType(systemType);
var lifetime = dependencies.DefineLifetime();
var resolver = DependencyResolver.Build(lifetime, implementation);
return(Dependency.Build(lifetime, contracts, resolver));
}
public IDependency BuildDependency(Type contract, IDependencyEngine engine)
{
var elementType = contract.IsArray
? ReflectionUtils.GetArrayElementType(contract)
: contract.GenericTypeArguments[0];
var contracts = new[] { elementType.MakeArrayType(), _enumerableType.MakeGenericType(elementType) };
var dependencies = engine.GetApplicable(elementType);
if (dependencies.Length == 0)
{
var emptyDependencyType = typeof(EmptyArrayDependency <>).MakeGenericType(elementType);
return((IDependency)Activator.CreateInstance(emptyDependencyType));
}
var resolverType = typeof(ArrayResolver <>).MakeGenericType(elementType);
var resolverParameters = new object[] { dependencies };
var resolver = (DependencyResolver)Activator.CreateInstance(resolverType, resolverParameters);
var lifetime = dependencies.DefineLifetime();
return(Dependency.Build(lifetime, contracts, resolver));
}