public ComposedProviderInfo(ProviderValueSource existing, ProviderValueSource item)
: base(item.ProviderType, existing.Name)
{
_items = new List <ProviderValueSource> {
existing, item
};
}
void AppendResult(ProviderValueSource item)
{
lock (_valueSources) {
ProviderValueSource existing;
var member = item.Member;
if (_valueSources.TryGetValue(member, out existing))
{
_valueSources[member] = existing.AppendOne(item);
}
else
{
_valueSources[member] = item;
}
}
}
internal static int MatchMemberCriteria(ProviderValueSource source, object criteria)
{
if (criteria == null)
{
return(0);
}
var memberInfo = criteria as MemberInfo;
if (memberInfo != null)
{
return(MemberCriteria(memberInfo, source));
}
var assembly = criteria as Assembly;
if (assembly != null)
{
return(AssemblyCriteria(assembly, source));
}
var cpp = Properties.FromValue(criteria);
int result = 0;
// Match member and assembly
var asm = criteria as Assembly ?? cpp.GetProperty("Assembly", (Assembly)null);
var mem = criteria as MemberInfo ?? cpp.GetProperty("Member", (MemberInfo)null);
if (asm != null)
{
result += AssemblyCriteria(asm, source);
}
if (mem != null)
{
result += MemberCriteria(mem, source);
}
return(result);
}
public override ProviderValueSource AppendOne(ProviderValueSource item)
{
_items.Add(item);
return(this);
}
public virtual ProviderValueSource AppendOne(ProviderValueSource item)
{
return(new ComposedProviderInfo(this, item));
}