public static void RegisterType <IT, TT>(this IIocBuilder builder, LifeTimeScope scope = LifeTimeScope.Transient, string name = null, bool autoWire = false,
Func <IIocContext, IDictionary <string, object> > getConstructorParameters = null, Func <IIocContext, TT, TT> onActivating = null, Action <IIocContext, TT> onActivated = null)
where TT : class, IT
{
Func <IIocContext, object, object> onObjActivaing = null;
Action <IIocContext, object> onObjActivated = null;
if (onActivating != null)
{
onObjActivaing = (ctx, obj) =>
{
var nobj = onActivating(ctx, (TT)obj);
return(nobj);
};
}
if (onActivated != null)
{
onObjActivated = (ctx, obj) =>
{
onActivated(ctx, (TT)obj);
};
}
builder.RegisterType(typeof(IT), typeof(TT), scope, name, autoWire, getConstructorParameters, onObjActivaing, onObjActivated);
}
public void RegisterInstance(Type interfaceType, object instance, LifeTimeScope scope = LifeTimeScope.Transient, string name = null, bool autoWire = false)
{
var rb = builder.RegisterInstance(instance).As(interfaceType);
if (!string.IsNullOrEmpty(name))
{
rb.Named(name, interfaceType);
}
switch (scope)
{
case LifeTimeScope.Singleton:
rb.SingleInstance();
break;
case LifeTimeScope.WorkUnit:
rb.InstancePerMatchingLifetimeScope("workunit");
break;
case LifeTimeScope.Transient:
default:
rb.InstancePerDependency();
break;
}
if (autoWire)
{
module.AddAutoWiredType(interfaceType);
}
}
public void RegisterType(Type interfaceType, Type serviceType, LifeTimeScope scope = LifeTimeScope.Transient, string name = null, bool autoWire = false,
Func <IIocContext, IDictionary <string, object> > getConstructorParameters = null, Func <IIocContext, object, object> onActivating = null, Action <IIocContext, object> onActivated = null)
{
var rb = builder.RegisterType(serviceType).As(interfaceType);
if (!string.IsNullOrEmpty(name))
{
rb.Named(name, interfaceType);
}
switch (scope)
{
case LifeTimeScope.Singleton:
rb.SingleInstance();
break;
case LifeTimeScope.WorkUnit:
rb.InstancePerMatchingLifetimeScope("workunit");
break;
case LifeTimeScope.Transient:
default:
rb.InstancePerDependency();
break;
}
if (getConstructorParameters != null)
{
rb.OnPreparing(pe =>
{
var paras = getConstructorParameters(new AutofacContext(pe.Context));
if (paras != null)
{
pe.Parameters = paras.Select(kv => new NamedParameter(kv.Key, kv.Value));
}
});
}
if (onActivating != null)
{
rb.OnActivating(ae =>
{
var obj = onActivating(new AutofacContext(ae.Context), ae.Instance);
ae.ReplaceInstance(obj);
});
}
if (onActivated != null)
{
rb.OnActivated(ae =>
{
onActivated(new AutofacContext(ae.Context), ae.Instance);
});
}
if (autoWire)
{
module.AddAutoWiredType(interfaceType);
}
}
public void Test_A_Add_B_Should_Be_C(int parameter1, int parameter2, int expected)
{
//arrange
var target = new LifeTimeScope();
//act
var actual = target.A_Add_B_Should_Be_C(parameter1, parameter2);
//assert
Assert.Equal(expected, actual);
}
public static void RegisterConfig(this IIocBuilder builder, XElement root)
{
var compEles = root.Element("components").Elements("component");
foreach (var ele in compEles)
{
var serviceType = Type.GetType(ele.Attribute("type").Value);
var interfaceType = Type.GetType(ele.Attribute("service").Value);
LifeTimeScope scope = LifeTimeScope.Transient;
if (ele.Attribute("scope") != null)
{
switch (ele.Attribute("scope").Value.ToLower())
{
case "singleton":
scope = LifeTimeScope.Singleton;
break;
case "workunit":
scope = LifeTimeScope.WorkUnit;
break;
case "transiant":
default:
scope = LifeTimeScope.Transient;
break;
}
}
bool autoWire = ele.AttributeValue <bool>("autowire", false);
string name = ele.AttributeValue("name", null);
Func <IIocContext, IDictionary <string, object> > getConstructorParameters = null;
if (ele.HasElements)
{
var paraEles = ele.Element("parameters").Elements("parameter");
Dictionary <string, object> paras = new Dictionary <string, object>();
foreach (var pele in paraEles)
{
paras.Add(pele.Attribute("name").Value, pele.Attribute("value").Value);
}
getConstructorParameters = (ctx) => { return(paras); };
}
builder.RegisterType(interfaceType, serviceType, scope, name, autoWire, getConstructorParameters);
}
var moduleEles = root.Element("modules").Elements("module");
foreach (var ele in moduleEles)
{
var moduleType = Type.GetType(ele.Attribute("type").Value);
IIocModule module = Activator.CreateInstance(moduleType) as IIocModule;
builder.RegisterModule(module);
}
}
public void Test_A_Add_B_Should_Be_C_Fact()
{
//arrange
var target = new LifeTimeScope();
var parameter1 = 1;
var parameter2 = 2;
var expected = 3;
//act
var actual = target.A_Add_B_Should_Be_C(parameter1, parameter2);
//assert
Assert.Equal(expected, actual);
}
public void RegisterGeneric(Type interfaceType, Type serviceType, LifeTimeScope scope = LifeTimeScope.Transient)
{
var rb = builder.RegisterGeneric(serviceType).As(interfaceType);
switch (scope)
{
case LifeTimeScope.Singleton:
rb.SingleInstance();
break;
case LifeTimeScope.WorkUnit:
rb.InstancePerMatchingLifetimeScope("workunit");
break;
case LifeTimeScope.Transient:
default:
rb.InstancePerDependency();
break;
}
}
public void RegisterFactory <IT, TT>(LifeTimeScope scope = LifeTimeScope.Transient)
where TT : class, IServiceFactory <IT>
{
builder.RegisterType <TT>().As <IServiceFactory <IT> >().SingleInstance();
var rb = builder.Register((c, p) =>
{
if (p.Count() <= 0)
{
throw new Exception("cannot get the parameters from the constructor");
}
Type containerType = p.TypedAs <Type>();
if (containerType.IsGenericType)
{
containerType = containerType.GetGenericArguments()[0];
}
var fac = c.Resolve <IServiceFactory <IT> >();
return(fac.Create(containerType, new AutofacContext(c)));
}).As <IT>();
module.AddTypeBasedServiceType(typeof(IT));
}
public static void RegisterInstance <IT, TT>(this IIocBuilder builder, TT instance, LifeTimeScope scope = LifeTimeScope.Transient, string name = null, bool autoWire = false)
{
builder.RegisterInstance(typeof(IT), instance, scope, name, autoWire);
}
public static void EndLifeTimeScope()
{
LifeTimeScope.Dispose();
}
public ServiceAttribute(string contractName, Type exportType, LifeTimeScope scope)
{
this.ContractName = contractName;
this.ExportType = exportType;
this.Scope = scope;
}
public ServiceAttribute(Type exportType, LifeTimeScope scope)
: this((string)null, exportType, scope)
{
}
public ServiceAttribute(string contractName, LifeTimeScope scope)
: this(contractName, (Type)null, scope)
{
}
public ServiceAttribute(LifeTimeScope scope)
: this((string)null, (Type)null, scope)
{
}
