internal AppModuleDescriptor(IAppModule instance)
{
ModuleType = instance.GetType();
Assembly = ModuleType.Assembly;
Instance = instance;
_dependencies = new List <AppModuleDescriptor>();
}
private void FillTypeSet(ref HashSet <Type> set, IAppModule appModule)
{
set.Add(appModule.GetType());
if (appModule.DependentModules == null)
{
return;
}
foreach (var module in appModule.DependentModules)
{
FillTypeSet(ref set, module);
}
}
public void TryRegister(IAppModule appModule)
{
var scannedMethods = appModule.GetType().GetMethods()
.Where(x => x.ReturnType != typeof(void))
.Select(x => new { Method = x, Attribute = x.GetCustomAttribute <ReplaceCreatorAttribute>() })
.Where(x => x.Attribute != null)
.Select(x => x.Method);
foreach (var method in scannedMethods)
{
this.TryRegister(appModule, method);
}
}
/// <summary>
/// 从 <see cref="IAppModule"/> 实例的方法中创建组件，
/// 这些方法必须被标记 <see cref="ComponentAttribute"/> 特征。
/// </summary>
/// <param name="targetModule"></param>
/// <param name="autofacContainerBuilder"></param>
private static void ReplaceComponentFromMethods(IAppModule targetModule, AutofacContainerBuilder autofacContainerBuilder)
{
var methods = targetModule.GetType().GetMethods()
.Where(x => x.ReturnType != typeof(void))
.Select(x => new { Method = x, Attribute = x.GetCustomAttribute <ReplaceCreatorAttribute>() })
.Where(x => x.Attribute != null)
.Select(x => x.Method);
foreach (var method in methods)
{
RemoveService(targetModule, autofacContainerBuilder, method);
}
//RegisterMethods(targetModule, autofacContainerBuilder, methods);
}
public IEnumerable <AttributeAndTypeInfo> Scan(IAppModule appModule)
{
if (appModule == null)
{
return new AttributeAndTypeInfo[] { }
}
;
var assembly = appModule.GetType().Assembly;
var assemblyName = assembly.FullName;
IEnumerable <AttributeAndTypeInfo> result;
if (sacennedAssemlyNameToInfoCache.TryGetValue(assemblyName, out result))
{
return(result);
}
Type[] types = assembly.GetExportedTypes();
IList <AttributeAndTypeInfo> scannableAttributeAndTypeInfos
= new List <AttributeAndTypeInfo>();
foreach (Type type in types)
{
object[] objects = type.GetCustomAttributes(typeof(ScannableAttribute), true);
if (objects.Length == 0)
{
continue;
}
foreach (var obj in objects)
{
AttributeAndTypeInfo attributeAndTypeInfo
= new AttributeAndTypeInfo(obj as ScannableAttribute, type);
scannableAttributeAndTypeInfos.Add(
attributeAndTypeInfo
);
}
}
sacennedAssemlyNameToInfoCache[assemblyName] = scannableAttributeAndTypeInfos;
return(scannableAttributeAndTypeInfos);
}
}
