private SubClassMap CreateSubClassMap(Type classType, Func <Type, IClassMap> classMapFinder)
{
//TODO: should probably do something different to find the base type
//mabe a convention?
var superClassMap = classMapFinder(classType.BaseType);
if (superClassMap == null)
{
throw new InvalidOperationException(string.Format("Unable to find super class map for subclass {0}", classType));
}
var subClassMap = new SubClassMap(classType);
((ClassMapBase)superClassMap).AddSubClassMap(subClassMap);
var discriminator = _profile.GetDiscriminator(classType);
var parentDiscriminator = superClassMap.Discriminator;
if (parentDiscriminator == null)
{
subClassMap.Discriminator = discriminator;
}
else
{
Array array;
if (parentDiscriminator.GetType().IsArray)
{
array = Array.CreateInstance(typeof(object), ((Array)parentDiscriminator).Length + 1);
}
else
{
array = Array.CreateInstance(typeof(object), 2);
array.SetValue(parentDiscriminator, 0);
}
array.SetValue(discriminator, array.Length - 1);
subClassMap.Discriminator = array;
}
foreach (var member in _profile.FindMembers(classType))
{
if (subClassMap.HasId && subClassMap.IdMap.MemberName == member.Name)
{
continue;
}
if (subClassMap.HasExtendedProperties && subClassMap.ExtendedPropertiesMap.MemberName == member.Name)
{
continue;
}
if (superClassMap.GetMemberMapFromMemberName(member.Name) != null)
{
continue; //don't want to remap a member
}
subClassMap.AddMemberMap(CreateMemberMap(classType, member));
}
return(subClassMap);
}
/// <summary>
/// Gets the descriminator for the class type.
/// </summary>
/// <param name = "classType">Type of the entity.</param>
/// <returns></returns>
public object GetDiscriminator(Type classType)
{
return(_profile.GetDiscriminator(classType));
}
