internal FastMember(FastType declaring, MemberInfo member, FastMember baseMember)
{
DeclaringType = declaring;
Name = member.Name;
Member = member;
BaseMember = baseMember ?? this;
if (member is FieldInfo)
{
var pi = (FieldInfo)member;
IsField = true;
Type = FastType.GetType(pi.FieldType);
IsPublic = pi.IsPublic;
IsPublicSetter = pi.IsPublic;
CanSet = !pi.IsLiteral;
IsStatic = pi.IsStatic;
}
else
{
var pi = (PropertyInfo)member;
Type = FastType.GetType(pi.PropertyType);
IsPublic = pi.GetMethod.IsPublic;
IsPublicSetter = pi.SetMethod?.IsPublic ?? false;
IsField = false;
CanSet = pi.SetMethod != null;
IsStatic = pi.GetMethod.IsStatic;
}
if (!DeclaringType.IsGenericMeta)
{
InitializeAccessor();
InitializeStructAccessor();
}
}
internal FastMember(MemberInfo member)
{
Name = member.Name;
Member = member;
if (member is FieldInfo)
{
var pi = (FieldInfo)member;
IsField = true;
Type = FastType.GetType(pi.FieldType);
IsPublic = pi.IsPublic;
CanSet = !pi.IsLiteral;
IsStatic = pi.IsStatic;
}
else
{
var pi = (PropertyInfo)member;
Type = FastType.GetType(pi.PropertyType);
IsPublic = pi.GetMethod.IsPublic;
IsField = false;
CanSet = pi.SetMethod != null;
IsStatic = pi.GetMethod.IsStatic;
}
SetMember(member);
}
public static void ResolveProperties(ITypeTree <ServiceDefinition> services, ITypeTree <object> scope, object instance)
{
if (instance == null)
{
throw new ArgumentNullException(nameof(instance));
}
if (scope == null)
{
scope = new TypeTree <object>();
}
var ftype = FastType.GetType(instance.GetType());
var props = (
from p in ftype.GetRuntimeMembers()
where !p.IsStatic
let pi = p.Member.GetCustomAttributes <ImportAttribute>().FirstOrDefault()
where pi != null
select new { p, pi }
).ToList();
foreach (var item in props)
{
var p = item.p;
var pi = item.pi;
if (IsBaseClass(typeof(IEnumerable), p.Type.Type))
{
var t = pi.ImportedType;
// T[]
if (p.Type.Type.IsArray)
{
if (t == null)
{
t = p.Type.Type.GetElementType();
}
if (!IsBaseClass(p.Type.Type.GetElementType(), t))
{
throw new NotSupportedException($"Property {instance.GetType().Name}.{p.Name}, can't import {t.Name}");
}
var values = MergeKeys(services, scope, t).Select(x => SolveExact(services, scope, x)).ToList();
var prop = Array.CreateInstance(t, values.Count);
for (int i = 0; i < values.Count; i++)
{
prop.SetValue(values[i], i);
}
item.p.SetValue(instance, prop);
}
// List<T>
else
{
if (!IsBaseClass(typeof(IList), p.Type.Type))
{
throw new InvalidOperationException($"[Import] property {instance.GetType().Name}.{p.Name} must be an array or an IList");
}
if (t == null)
{
var ga = p.Type.Type.GenericTypeArguments;
if (ga.Length != 1)
{
throw new NotSupportedException($"[Import] property {instance.GetType().Name}.{p.Name} must be generic or the Import type must be defined");
}
t = ga[0];
}
var value = p.GetValue(instance);
if (value == null)
{
if (!CanBeInstantiated(p.Type.Type) || !p.CanSet)
{
throw new InvalidOperationException($"Can't [Import]{p.Type.Type.Name} for {instance.GetType().Name}.{p.Name}");
}
value = Create(services, scope, p.Type.Type);
p.SetValue(instance, value);
}
var list = (IList)value;
var values = MergeKeys(services, scope, t).Select(x => SolveExact(services, scope, x)).ToList();
foreach (var x in values)
{
list.Add(x);
}
}
}
else
{
// simple property
var o = ResolveSingle(services, scope, pi.ImportedType ?? p.Type.Type);
item.p.SetValue(instance, o);
}
}
}