public override object Constructor(IUnityAddonSP serviceProvider, Type type, string name)
{
var impl = ImplType.IsGenericType && ImplType.ContainsGenericParameters ?
ImplType.MakeGenericType(type.GetGenericArguments()) : ImplType;
return(serviceProvider.GetRequiredService <BeanFactory>().Construct(impl, serviceProvider));
}
public void InjectDependency(PropertyInfo prop, object obj, IUnityAddonSP sp)
{
if (prop.SetMethod == null)
{
return;
}
try
{
var dep = DependencyResolver.Resolve(prop.PropertyType, prop.GetCustomAttributes(false).Cast <Attribute>(), sp);
// must add null check, else something will be wrong.
if (dep != null)
{
prop.SetMethod.Invoke(obj, new[] { dep });
}
}
catch (NoSuchBeanDefinitionException ex)
{
if (ex.InnerException == null)
{
throw new NoSuchBeanDefinitionException($"Property {prop.Name} in {prop.DeclaringType} required a bean of type '{prop.PropertyType}' that could not be found.", ex);
}
else
{
throw;
}
}
}
public override object Constructor(IUnityAddonSP serviceProvider, Type type, string name)
{
var config = serviceProvider.GetRequiredService(ConfigType);
var paramFill = serviceProvider.GetRequiredService <ParameterFill>();
// enter into the interceptor, construct the bean inside the interceptor
return(Method.Invoke(config, paramFill.FillAllParamaters(Method, serviceProvider)));
}
public override object Constructor(IUnityAddonSP serviceProvider, Type type, string name)
{
var invocation = _parentBeanDef.Invocation;
invocation.Proceed();
return(new MethodFactoryValue(invocation.ReturnValue));
}
public object FillAllProperties(Type type, object obj, IUnityAddonSP sp)
{
foreach (var prop in SelectAllProperties(type))
{
InjectDependency(prop, obj, sp);
}
return(obj);
}
public void CoreContextResolve()
{
IUnityAddonSP sp = null;
using (var scope = Sp.CreateScope())
{
sp = scope.ServiceProvider.GetRequiredService <IUnityAddonSP>();
// dispose scope should not dispose service provider
}
Assert.NotNull(sp.GetRequiredService <IUnityAddonSP>());
}
public IUnityContainer Build(IUnityAddonSP sp)
{
IUnityContainer container = new UnityContainer();
container.RegisterType <ValueProvider>(new SingletonLifetimeManager());
container.RegisterFactory <ConfigBracketParser>(c => new ConfigBracketParser(sp.GetService <IConfiguration>()), new SingletonLifetimeManager());
container.RegisterType <DependencyResolverOption>(new SingletonLifetimeManager())
.Resolve <DependencyResolverOption>().AddResolveStrategy <ValueAttribute>((type, attr, sp) =>
sp.GetRequiredService <ValueProvider>().GetValue(type, attr.Value));
return(container);
}
public object Construct(Type type, IUnityAddonSP sp)
{
if (type.IsInterface)
{
return(ProxyGenerator.CreateInterfaceProxyWithoutTarget(type));
}
var ctor = CtorResolver.ChooseConstuctor(type, sp);
var bean = ctor.Invoke(ParameterFill.FillAllParamaters(ctor, sp).ToArray());
PropertyFill.FillAllProperties(type, bean, sp);
return(PostConstruct(type, bean));
}
public ConstructorInfo ChooseConstuctor(Type type, IUnityAddonSP sp)
{
var ctors = type.GetConstructors()
.Where(ctor => ctor.GetParameters().All(p => sp.CanResolve(p.ParameterType) || ParameterFill.CanResolve(p)));
if (ctors.Count() == 0)
{
throw new BeanCreationException($"Fail to satisfy any of these constructors{string.Join("", type.GetConstructors().Select(ctor => "\r\n- " + ctor.ToString()))}");
}
var maxFill = ctors.Max(ctor => ctor.GetParameters().Count());
var selectedCtors = ctors.Where(ctor => ctor.GetParameters().Count() == maxFill);
if (selectedCtors.Count() > 1)
{
throw new BeanCreationException($"Ambiguous constructors are found{string.Join("", selectedCtors.Select(ctor => "\r\n- " + ctor.ToString()))}");
}
return(selectedCtors.Single());
}
public object GetDependency(ParameterInfo param, IUnityAddonSP sp)
{
var attrs = param.GetCustomAttributes(false).Cast <Attribute>();
try
{
if (attrs.Count() == 0)
{
return(sp.GetRequiredService(param.ParameterType));
}
return(DependencyResolver.Resolve(param.ParameterType, attrs, sp));
}
catch (NoSuchBeanDefinitionException ex)
{
throw new NoSuchBeanDefinitionException(
$"Parameter {param.Position} of Constructor in {param.Member} required a bean of type '{param.ParameterType}' that could not be found.",
ex);
}
}
public object Resolve(Type resolveType, IEnumerable <Attribute> attributes, IUnityAddonSP sp)
{
try
{
foreach (var attribute in attributes)
{
var attrType = attribute.GetType();
if (_resolveStrategies.ContainsKey(attrType))
{
return(InvokeStrategyMethod.MakeGenericMethod(attrType).Invoke(this, new object[] { _resolveStrategies[attrType], resolveType, attribute, sp }));
}
}
return(null);
}
catch (TargetInvocationException ex)
{
ExceptionDispatchInfo.Capture(ex.InnerException).Throw();
throw;
}
}
public object[] FillAllParamaters(MethodBase method, IUnityAddonSP sp)
{
return(method.GetParameters().Select(param => GetDependency(param, sp)).ToArray());
}
public override object Constructor(IUnityAddonSP serviceProvider, Type type, string name)
{
return(Descriptor.ImplementationInstance);
}
public abstract object Constructor(IUnityAddonSP serviceProvider, Type type, string name);
public override object Constructor(IUnityAddonSP serviceProvider, Type type, string name)
{
return(Instance);
}
public object ConstructClassProxy(Type type, IEnumerable <IInterceptor> interceptors, IUnityAddonSP sp)
{
var proxyBean = ProxyGenerator.CreateClassProxy(
type,
ParameterFill.FillAllParamaters(CtorResolver.ChooseConstuctor(type, sp), sp),
interceptors.ToArray());
PropertyFill.FillAllProperties(type, proxyBean, sp);
return(PostConstruct(type, proxyBean));
}
public override object Constructor(IUnityAddonSP serviceProvider, Type type, string name)
{
return(serviceProvider.GetRequiredService <BeanFactory>()
.Construct(type, serviceProvider));
}
private object InvokeStrategy <TAttribute>(Func <Type, TAttribute, IUnityAddonSP, object> strategy, Type type, TAttribute attr, IUnityAddonSP sp)
{
return(strategy(type, attr, sp));
}
public Foo(IUnityAddonSP sp)
{
ServiceProvider = sp;
}
public override object Constructor(IUnityAddonSP serviceProvider, Type type, string name)
{
return(Factory(serviceProvider, type, name));
}
public override object Constructor(IUnityAddonSP serviceProvider, Type type, string name)
{
return(serviceProvider.GetRequiredService <BeanFactory>()
.ConstructClassProxy(type, new IInterceptor[] { serviceProvider.GetRequiredService <BeanMethodInterceptor>() }, serviceProvider));
}
