private void CacheMember(
Type declaringType,
Type memberType,
MemberInfo memberInfo,
Dictionary <string, BinaryPropertyInfo> cache,
ref Dictionary <string, MemberInfo> ignoredMembers)
{
BinaryPropertyInfo binaryPropertyInfo = AddProperty(TypeMap, memberInfo, memberType, declaringType, Options);
Debug.Assert(binaryPropertyInfo.NameAsString != null);
string memberName = memberInfo.Name;
// The BinaryPropertyNameAttribute or naming policy resulted in a collision.
if (!cache.TryAdd(binaryPropertyInfo.NameAsString, binaryPropertyInfo))
{
BinaryPropertyInfo other = cache[binaryPropertyInfo.NameAsString];
if (other.IsIgnored)
{
// Overwrite previously cached property since it has [BinaryIgnore].
cache[binaryPropertyInfo.NameAsString] = binaryPropertyInfo;
}
else if (
// Does the current property have `BinaryIgnoreAttribute`?
!binaryPropertyInfo.IsIgnored &&
// Is the current property hidden by the previously cached property
// (with `new` keyword, or by overriding)?
other.MemberInfo !.Name != memberName &&
// Was a property with the same CLR name was ignored? That property hid the current property,
// thus, if it was ignored, the current property should be ignored too.
ignoredMembers?.ContainsKey(memberName) != true)
{
// We throw if we have two public properties that have the same property name, and neither have been ignored.
ThrowHelper.ThrowInvalidOperationException_SerializerPropertyNameConflict(Type, binaryPropertyInfo);
}
// Ignore the current property.
}
else
{
int seq = System.Threading.Interlocked.Increment(ref _propertySeq);
binaryPropertyInfo.Seq = (ushort)seq;
}
if (binaryPropertyInfo.IsIgnored)
{
(ignoredMembers ??= new Dictionary <string, MemberInfo>()).Add(memberName, memberInfo);
}
}
