public void Resolver(IResolverContext context, IDependencyResolver resolver)
{
context.Resolved = Expression.Lambda <Func <IDependencyResolver, object[], object> >(
Expression.New(context.IsDynamicProxy()
? DynamicTypeCacheManager.GetCache(context.Dependency.ImplementationType)
: context.Dependency.ImplementationType),
Expression.Parameter(typeof(IDependencyResolver)),
Expression.Parameter(typeof(object[])));
}
public void Resolver(IResolverContext context, IDependencyResolver resolver)
{
var implType = context.IsDynamicProxy()
? DynamicTypeCacheManager.GetCache(context.Dependency.ImplementationType)
: context.Dependency.ImplementationType;
var constructor = ResolverHelper.GetBastConstructor(implType, resolver);
if (constructor == null)
{
throw new InvalidOperationException($"{implType.FullName}不存在公共构造方法。");
}
var parameter = Expression.Parameter(typeof(object[]), "args");
context.Resolved = Expression.
Lambda <Func <IDependencyResolver, object[], object> >(
Expression.New(constructor,
GetConstructorParameters(constructor, parameter)),
Expression.Parameter(typeof(IDependencyResolver)),
parameter);
}
/// <summary>
/// 使用与指定参数匹配程度最高的构造函数创建指定类型的代理实例。
/// </summary>
public static object CreateInstance(Type type, params object[] args)
{
var proxyType = DynamicTypeCacheManager.GetCache(type);
return(InstanceCacheManger.Cache(proxyType, args));
}