private List <object> GetConstructorParameters(IBuilderContext context)
{
var parameters = new List <object>();
var policy = new DefaultUnityConstructorSelectorPolicy();
var constructor = policy.SelectConstructor(context);
ConstructorInfo constructorInfo;
if (constructor == null)
{
// Unit constructor selector doesn't seem to want to find abstract class protected constructors
// quickly find one here...
var buildKey = (NamedTypeBuildKey)context.BuildKey;
var largestConstructor = buildKey.Type.GetConstructors(
BindingFlags.Public |
BindingFlags.NonPublic |
BindingFlags.Instance)
.OrderByDescending(o => o.GetParameters().Length)
.FirstOrDefault();
constructorInfo = largestConstructor;
}
else
{
constructorInfo = constructor.Constructor;
}
foreach (var parameterInfo in constructorInfo.GetParameters())
{
parameters.Add(_container.Resolve(parameterInfo.ParameterType));
}
return(parameters);
}
/// <summary>
/// Choose the constructor to call for the given type.
/// </summary>
/// <param name="context">Current build context</param>
/// <param name="resolverPolicyDestination">
/// The Microsoft.Practices.ObjectBuilder2.IPolicyList to add any generated resolver objects into.
/// </param>
/// <returns>The chosen constructor.</returns>
public SelectedConstructor SelectConstructor(IBuilderContext context, IPolicyList resolverPolicyDestination)
{
ConstructorInfo ctor = FindDependencyConstructor <DependencyAttribute>(context);
if (ctor != null)
{
return(CreateSelectedConstructor(ctor, context));
}
return(_dependency.SelectConstructor(context, resolverPolicyDestination));
}