internal MetaTable GetTableNoLocks(Type rowType)
{
MetaTable table;
if (!this.metaTables.TryGetValue(rowType, out table))
{
Type root = GetRoot(rowType) ?? rowType;
TableAttribute[] attrs = (TableAttribute[])root.GetCustomAttributes(typeof(TableAttribute), true);
if (attrs.Length == 0)
{
this.metaTables.Add(rowType, null);
}
else
{
if (!this.metaTables.TryGetValue(root, out table))
{
table = new AttributedMetaTable(this, attrs[0], root);
foreach (MetaType mt in table.RowType.InheritanceTypes)
{
this.metaTables.Add(mt.Type, table);
}
}
// catch case of derived type that is not part of inheritance
if (table.RowType.GetInheritanceType(rowType) == null)
{
this.metaTables.Add(rowType, null);
return(null);
}
}
}
return(table);
}
internal MetaTable GetTableNoLocks(Type rowType)
{
if (!metaTables.TryGetValue(rowType, out MetaTable value))
{
Type type = GetRoot(rowType) ?? rowType;
TableAttribute[] array = (TableAttribute[])type.GetCustomAttributes(typeof(TableAttribute), true);
if (array.Length == 0)
{
metaTables.Add(rowType, null);
}
else
{
if (!metaTables.TryGetValue(type, out value))
{
value = new AttributedMetaTable(this, array[0], type);
foreach (MetaType inheritanceType in value.RowType.InheritanceTypes)
{
metaTables.Add(inheritanceType.Type, value);
}
}
if (value.RowType.GetInheritanceType(rowType) == null)
{
metaTables.Add(rowType, null);
return(null);
}
}
}
return(value);
}
internal MetaTable GetTableNoLocks(Type rowType)
{
MetaTable table;
if (metaTables.TryGetValue(rowType, out table))
{
return(table);
}
var root = GetRoot(rowType) ?? rowType;
var attrs = GetTableAttributes(root, true);
if (!attrs.Any())
{
metaTables.Add(rowType, null);
return(null);
}
if (!metaTables.TryGetValue(root, out table))
{
table = new AttributedMetaTable(this, attrs.First(), root);
foreach (var inheritanceType in table.RowType.InheritanceTypes)
{
metaTables.Add(inheritanceType.Type, table);
}
}
// catch case of derived type that is not part of inheritance
if (table.RowType.GetInheritanceType(rowType) == null)
{
metaTables.Add(rowType, null);
return(null);
}
return(table);
}
internal AttributedRootType(AttributedMetaModel model, AttributedMetaTable table, Type type)
: base(model, table, type, null) {
// check for inheritance and create all other types
InheritanceMappingAttribute[] inheritanceInfo = (InheritanceMappingAttribute[])type.GetCustomAttributes(typeof(InheritanceMappingAttribute), true);
if (inheritanceInfo.Length > 0) {
if (this.Discriminator == null) {
throw Error.NoDiscriminatorFound(type);
}
if (!MappingSystem.IsSupportedDiscriminatorType(this.Discriminator.Type)) {
throw Error.DiscriminatorClrTypeNotSupported(this.Discriminator.DeclaringType.Name, this.Discriminator.Name, this.Discriminator.Type);
}
this.types = new Dictionary<Type, MetaType>();
this.types.Add(type, this); // add self
this.codeMap = new Dictionary<object, MetaType>();
// initialize inheritance types
foreach (InheritanceMappingAttribute attr in inheritanceInfo) {
if (!type.IsAssignableFrom(attr.Type)) {
throw Error.InheritanceTypeDoesNotDeriveFromRoot(attr.Type, type);
}
if (attr.Type.IsAbstract) {
throw Error.AbstractClassAssignInheritanceDiscriminator(attr.Type);
}
AttributedMetaType mt = this.CreateInheritedType(type, attr.Type);
if (attr.Code == null) {
throw Error.InheritanceCodeMayNotBeNull();
}
if (mt.inheritanceCode != null) {
throw Error.InheritanceTypeHasMultipleDiscriminators(attr.Type);
}
object codeValue = DBConvert.ChangeType(attr.Code, this.Discriminator.Type);
foreach (object d in codeMap.Keys) {
// if the keys are equal, or if they are both strings containing only spaces
// they are considered equal
if ((codeValue.GetType() == typeof(string) && ((string)codeValue).Trim().Length == 0 &&
d.GetType() == typeof(string) && ((string)d).Trim().Length == 0) ||
object.Equals(d, codeValue)) {
throw Error.InheritanceCodeUsedForMultipleTypes(codeValue);
}
}
mt.inheritanceCode = codeValue;
this.codeMap.Add(codeValue, mt);
if (attr.IsDefault) {
if (this.inheritanceDefault != null) {
throw Error.InheritanceTypeHasMultipleDefaults(type);
}
this.inheritanceDefault = mt;
}
}
if (this.inheritanceDefault == null) {
throw Error.InheritanceHierarchyDoesNotDefineDefault(type);
}
}
if (this.types != null) {
this.inheritanceTypes = this.types.Values.ToList().AsReadOnly();
}
else {
this.inheritanceTypes = new MetaType[] { this }.ToList().AsReadOnly();
}
this.Validate();
}
internal MetaTable GetTableNoLocks(Type rowType) {
MetaTable table;
if (!this.metaTables.TryGetValue(rowType, out table)) {
Type root = GetRoot(rowType) ?? rowType;
TableAttribute[] attrs = (TableAttribute[])root.GetCustomAttributes(typeof(TableAttribute), true);
if (attrs.Length == 0) {
this.metaTables.Add(rowType, null);
}
else {
if (!this.metaTables.TryGetValue(root, out table)) {
table = new AttributedMetaTable(this, attrs[0], root);
foreach (MetaType mt in table.RowType.InheritanceTypes) {
this.metaTables.Add(mt.Type, table);
}
}
// catch case of derived type that is not part of inheritance
if (table.RowType.GetInheritanceType(rowType) == null) {
this.metaTables.Add(rowType, null);
return null;
}
}
}
return table;
}
internal AttributedRootType(AttributedMetaModel model, AttributedMetaTable table, Type type)
: base(model, table, type, null)
{
// check for inheritance and create all other types
InheritanceMappingAttribute[] inheritanceInfo = (InheritanceMappingAttribute[])type.GetCustomAttributes(typeof(InheritanceMappingAttribute), true);
if (inheritanceInfo.Length > 0)
{
if (this.Discriminator == null)
{
throw Error.NoDiscriminatorFound(type);
}
if (!MappingSystem.IsSupportedDiscriminatorType(this.Discriminator.Type))
{
throw Error.DiscriminatorClrTypeNotSupported(this.Discriminator.DeclaringType.Name, this.Discriminator.Name, this.Discriminator.Type);
}
this.types = new Dictionary <Type, MetaType>();
this.types.Add(type, this); // add self
this.codeMap = new Dictionary <object, MetaType>();
// initialize inheritance types
foreach (InheritanceMappingAttribute attr in inheritanceInfo)
{
if (!type.IsAssignableFrom(attr.Type))
{
throw Error.InheritanceTypeDoesNotDeriveFromRoot(attr.Type, type);
}
if (attr.Type.IsAbstract)
{
throw Error.AbstractClassAssignInheritanceDiscriminator(attr.Type);
}
AttributedMetaType mt = this.CreateInheritedType(type, attr.Type);
if (attr.Code == null)
{
throw Error.InheritanceCodeMayNotBeNull();
}
if (mt.inheritanceCode != null)
{
throw Error.InheritanceTypeHasMultipleDiscriminators(attr.Type);
}
object codeValue = DBConvert.ChangeType(attr.Code, this.Discriminator.Type);
foreach (object d in codeMap.Keys)
{
// if the keys are equal, or if they are both strings containing only spaces
// they are considered equal
if ((codeValue.GetType() == typeof(string) && ((string)codeValue).Trim().Length == 0 &&
d.GetType() == typeof(string) && ((string)d).Trim().Length == 0) ||
object.Equals(d, codeValue))
{
throw Error.InheritanceCodeUsedForMultipleTypes(codeValue);
}
}
mt.inheritanceCode = codeValue;
this.codeMap.Add(codeValue, mt);
if (attr.IsDefault)
{
if (this.inheritanceDefault != null)
{
throw Error.InheritanceTypeHasMultipleDefaults(type);
}
this.inheritanceDefault = mt;
}
}
if (this.inheritanceDefault == null)
{
throw Error.InheritanceHierarchyDoesNotDefineDefault(type);
}
}
if (this.types != null)
{
this.inheritanceTypes = this.types.Values.ToList().AsReadOnly();
}
else
{
this.inheritanceTypes = new MetaType[] { this }.ToList().AsReadOnly();
}
this.Validate();
}
internal virtual AttributedRootType CreateRootType(AttributedMetaTable table, Type type)
{
return(new AttributedRootType(this, table, type));
}
internal AttributedRootType(AttributedMetaModel model, AttributedMetaTable table, Type type)
: base(model, table, type, null)
{
// check for inheritance and create all other types
var inheritanceAttributes = GetInheritanceMappingAttributes(type, model);
if (inheritanceAttributes.Count > 0)
{
if (Discriminator == null)
{
throw Error.NoDiscriminatorFound(type);
}
if (!MappingSystem.IsSupportedDiscriminatorType(Discriminator.Type))
{
throw Error.DiscriminatorClrTypeNotSupported(
Discriminator.DeclaringType.Name,
Discriminator.Name,
Discriminator.Type);
}
types = new Dictionary <Type, MetaType>();
types.Add(type, this); // add self
var codeMap = new Dictionary <object, MetaType>();
// initialize inheritance types
foreach (var inheritanceAttribute in inheritanceAttributes)
{
if (!type.IsAssignableFrom(inheritanceAttribute.Type))
{
throw Error.InheritanceTypeDoesNotDeriveFromRoot(inheritanceAttribute.Type, type);
}
if (inheritanceAttribute.Type.IsAbstract)
{
throw Error.AbstractClassAssignInheritanceDiscriminator(inheritanceAttribute.Type);
}
var inheritedType = CreateInheritedType(type, inheritanceAttribute.Type);
if (inheritanceAttribute.Code == null)
{
throw Error.InheritanceCodeMayNotBeNull();
}
if (inheritedType.inheritanceCode != null)
{
throw Error.InheritanceTypeHasMultipleDiscriminators(inheritanceAttribute.Type);
}
var codeValue = DBConvert.ChangeType(inheritanceAttribute.Code, Discriminator.Type);
foreach (var codeMapKey in codeMap.Keys)
{
// if the keys are equal, or if they are both strings containing only spaces
// they are considered equal
if ((codeValue is string &&
((string)codeValue).Trim().Length == 0 &&
codeMapKey is string &&
((string)codeMapKey).Trim().Length == 0) ||
Equals(codeMapKey, codeValue))
{
throw Error.InheritanceCodeUsedForMultipleTypes(codeValue);
}
}
inheritedType.inheritanceCode = codeValue;
codeMap.Add(codeValue, inheritedType);
if (inheritanceAttribute.IsDefault)
{
if (inheritanceDefault != null)
{
throw Error.InheritanceTypeHasMultipleDefaults(type);
}
inheritanceDefault = inheritedType;
}
}
if (inheritanceDefault == null)
{
throw Error.InheritanceHierarchyDoesNotDefineDefault(type);
}
}
inheritanceTypes = types == null ?
new MetaType[]
{
this
}
.ToList()
.AsReadOnly() :
types.Values.ToList().AsReadOnly();
Validate();
}
