Esempio n. 1
0
        private AttributedMetaType CreateInheritedType(Type root, Type type)
        {
            MetaType type2;

            if (!this.types.TryGetValue(type, out type2))
            {
                Debug.Assert(model != null);
                type2 = new AttributedMetaType(this.model, this.Table, type, this);
                this.types.Add(type, type2);
                if ((type != root) && (type.BaseType != typeof(object)))
                {
                    this.CreateInheritedType(root, type.BaseType);
                }
            }
            return((AttributedMetaType)type2);
        }
Esempio n. 2
0
        // Methods
        internal AttributedMetaDataMember(AttributedMetaType metaType, MemberInfo mi, int ordinal)
        {
            this.declaringType  = mi.DeclaringType;
            this.metaType       = metaType;
            this.member         = mi;
            this.ordinal        = ordinal;
            this.type           = TypeSystem.GetMemberType(mi);
            this.isNullableType = TypeSystem.IsNullableType(this.type);

            this.attributeProvider = this.MetaModel.AttributeProvider;

            /*
             * this.attrColumn = (ColumnAttribute)Attribute.GetCustomAttribute(mi, typeof(ColumnAttribute));
             * this.attrAssoc = (AssociationAttribute)Attribute.GetCustomAttribute(mi, typeof(AssociationAttribute));
             */
            this.attrColumn = attributeProvider.GetColumnAttribute(mi);
            this.attrAssoc  = attributeProvider.GetAssociationAttribute(mi);

            this.attr = (this.attrColumn != null) ? ((DataAttribute)attrColumn) : this.attrAssoc;
            if (attr != null && attr.Storage != null)
            {
                MemberInfo[] member = mi.DeclaringType.GetMember(this.attr.Storage, BindingFlags.NonPublic | BindingFlags.Instance);
                if (member == null || member.Length != 1)
                {
                    throw Mapping.Error.BadStorageProperty(this.attr.Storage, mi.DeclaringType, mi.Name);
                }
                this.storageMember = member[0];
            }
            Type entityType = (this.storageMember != null) ? TypeSystem.GetMemberType(this.storageMember) : this.type;

            this.isDeferred = this.IsDeferredType(entityType);
            if ((this.attrColumn != null && this.attrColumn.IsDbGenerated) &&
                (this.attrColumn.IsPrimaryKey && this.attrColumn.AutoSync != AutoSync.Default) &&
                (this.attrColumn.AutoSync != AutoSync.OnInsert))
            {
                throw Mapping.Error.IncorrectAutoSyncSpecification(mi.Name);
            }
        }
Esempio n. 3
0
        // Methods
        internal AttributedRootType(AttributedMetaModel model, AttributedMetaTable table, Type type)
            : base(model, table, type, null)
        {
            this.model = model;
            var customAttributes = model.AttributeProvider.GetInheritanceMappingAttribute(type);

            //(InheritanceMappingAttribute[])type.GetCustomAttributes(typeof(InheritanceMappingAttribute), true);
            if (customAttributes != null && customAttributes.Length > 0)
            {
                if (this.Discriminator == null)
                {
                    throw Mapping.Error.NoDiscriminatorFound(type);
                }
                if (!MappingSystem.IsSupportedDiscriminatorType(this.Discriminator.Type))
                {
                    throw Mapping.Error.DiscriminatorClrTypeNotSupported(this.Discriminator.DeclaringType.Name, this.Discriminator.Name, this.Discriminator.Type);
                }
                this.types = new Dictionary <Type, MetaType>();
                this.types.Add(type, this);
                this.codeMap = new Dictionary <object, MetaType>();
                foreach (InheritanceMappingAttribute attribute in customAttributes)
                {
                    if (!type.IsAssignableFrom(attribute.Type))
                    {
                        throw Mapping.Error.InheritanceTypeDoesNotDeriveFromRoot(attribute.Type, type);
                    }
                    if (attribute.Type.IsAbstract)
                    {
                        throw Mapping.Error.AbstractClassAssignInheritanceDiscriminator(attribute.Type);
                    }
                    AttributedMetaType type2 = this.CreateInheritedType(type, attribute.Type);
                    if (attribute.Code == null)
                    {
                        throw Mapping.Error.InheritanceCodeMayNotBeNull();
                    }
                    if (type2.inheritanceCode != null)
                    {
                        throw Mapping.Error.InheritanceTypeHasMultipleDiscriminators(attribute.Type);
                    }
                    object objB = DBConvert.ChangeType(attribute.Code, this.Discriminator.Type);
                    foreach (object obj3 in this.codeMap.Keys)
                    {
                        if ((((objB.GetType() == typeof(string)) && (((string)objB).Trim().Length == 0)) && ((obj3.GetType() == typeof(string)) && (((string)obj3).Trim().Length == 0))) || object.Equals(obj3, objB))
                        {
                            throw Mapping.Error.InheritanceCodeUsedForMultipleTypes(objB);
                        }
                    }
                    type2.inheritanceCode = objB;
                    this.codeMap.Add(objB, type2);
                    if (attribute.IsDefault)
                    {
                        if (this.inheritanceDefault != null)
                        {
                            throw Mapping.Error.InheritanceTypeHasMultipleDefaults(type);
                        }
                        this.inheritanceDefault = type2;
                    }
                }
                if (this.inheritanceDefault == null)
                {
                    throw Mapping.Error.InheritanceHierarchyDoesNotDefineDefault(type);
                }
            }
            if (this.types != null)
            {
                this.inheritanceTypes = this.types.Values.ToList <MetaType>().AsReadOnly();
            }
            else
            {
                this.inheritanceTypes = new MetaType[] { this }.ToList <MetaType>().AsReadOnly();
            }
            this.Validate();
        }