public ITraitResolution Resolve(ProjectionType projectionType, Type underlyingType)
{
if (projectionType == null)
throw Error.ArgumentNull("projectionType");
if (underlyingType == null)
throw Error.ArgumentNull("underlyingType");
var resolution = new StandardTraitResolution(projectionType, underlyingType);
var assembly = underlyingType.Assembly;
AddIncludedSpecs(resolution);
AddDetectedSpecs(resolution, GetSharedSpecName (underlyingType), assembly);
AddDetectedSpecs(resolution, GetPerTypeSpecName(underlyingType), assembly);
return resolution;
}
private static void AddDetectedSpec(StandardTraitResolution resolution, string name, Assembly assembly)
{
var type = assembly.GetType(name);
if (type == null || !type.IsSubclassOf(typeof(TraitSpec)))
return;
var spec = TraitSpec.CreateInstance(type);
if (spec == null)
return;
resolution.Add(spec);
}
private void AddIncludedSpecs(StandardTraitResolution resolution)
{
var specs = this.specs;
if (specs != null)
foreach (var spec in specs)
resolution.Add(spec);
}
private void AddDetectedSpecs(StandardTraitResolution resolution, string name, Assembly containingAssembly)
{
var visitedContainingAssembly = false;
var assemblies = this.assemblies;
if (assemblies != null)
{
foreach (var assembly in assemblies)
{
if (assembly == containingAssembly)
visitedContainingAssembly = true;
AddDetectedSpec(resolution, name, assembly);
}
}
if (!visitedContainingAssembly)
AddDetectedSpec(resolution, name, containingAssembly);
}
