private void RegisterBidirectionalRelation <TEntity1, TEntity2>(MemberInfo member1, MemberInfo member2)
{
var relation1 = new RelationOn(typeof(TEntity1), member1, typeof(TEntity2));
var relation2 = new RelationOn(typeof(TEntity2), member2, typeof(TEntity1));
ThrowsWhereAmbiguous(relation1, member2);
ThrowsWhereAmbiguous(relation2, member1);
explicitDeclarations.BidirectionalMembers[relation1] = member2;
explicitDeclarations.BidirectionalMembers[relation2] = member1;
}
public virtual Cascade?ApplyCascade(Type from, MemberInfo on, Type to)
{
var relationOn = new RelationOn(from, on, to);
Cascade resultByClasses;
var relation = new Relation(from, to);
if (explicitDeclarations.Cascades.TryGetValue(relation, out resultByClasses))
{
// Has Explicit Cascade By Classes
return(resultByClasses);
}
return(Patterns.Cascades.GetValueOfFirstMatch(relationOn));
}
private void ThrowsWhereAmbiguous(RelationOn relation, MemberInfo actualMember)
{
MemberInfo alreadyRegisteredMember;
if (explicitDeclarations.BidirectionalMembers.TryGetValue(relation, out alreadyRegisteredMember))
{
if (!alreadyRegisteredMember.Equals(actualMember))
{
var message = new StringBuilder(500);
message.AppendLine("Ambiguous registration of bidirectional relation on specific property:");
message.AppendLine(string.Format("Was defined for '{0}.{1}' to '{2}.{3}' ", relation.From.FullName, relation.On.Name, relation.To.FullName, alreadyRegisteredMember.Name));
message.AppendLine(string.Format("Then defined for '{0}.{1}' to '{2}.{3}' ", relation.From.FullName, relation.On.Name, relation.To.FullName, actualMember.Name));
throw new MappingException(message.ToString());
}
}
}
public bool Equals(RelationOn that)
{
return(that != null && On.Equals(that.On));
}
public bool Equals(RelationOn that)
{
return that != null && On.Equals(that.On);
}
