public static IPersistentTypeHasAssociations CreatePersistentTypesAssociation(ModelElement sourceElement,
ModelElement targetElement, IAssociationInfo sourceInfo, IAssociationInfo targetInfo, string associationName,
bool createPropertyEnd1, bool createPropertyEnd2)
{
PersistentType sourceEntity = (PersistentType)sourceElement;
PersistentType targetEntity = (PersistentType)targetElement;
PersistentTypeHasAssociations typeAssociations = new PersistentTypeHasAssociations(sourceEntity, targetEntity);
typeAssociations.End1.Multiplicity = sourceInfo.Multiplicity;
typeAssociations.End1.OnOwnerRemove = sourceInfo.OnOwnerRemove;
typeAssociations.End1.OnTargetRemove = sourceInfo.OnTargetRemove;
typeAssociations.End1.UseAssociationAttribute = sourceInfo.UseAssociationAttribute;
// association End2 values
typeAssociations.End2.Multiplicity = targetInfo.Multiplicity;
typeAssociations.End2.OnOwnerRemove = targetInfo.OnOwnerRemove;
typeAssociations.End2.OnTargetRemove = targetInfo.OnTargetRemove;
typeAssociations.End2.UseAssociationAttribute = targetInfo.UseAssociationAttribute;
typeAssociations.Name = associationName;
NavigationProperty sourceNavigationProperty = createPropertyEnd1 ? new NavigationProperty(sourceElement.Partition) : null;
//bool isToSelfLookup = sourceInfo == targetInfo;
//NavigationProperty targetNavigationProperty = isToSelfLookup ? null : new NavigationProperty(targetElement.Partition);
NavigationProperty targetNavigationProperty = null;
//if (!isToSelfLookup || !createPropertyEnd1)
if (createPropertyEnd2)
{
targetNavigationProperty = new NavigationProperty(targetElement.Partition);
}
if (sourceNavigationProperty != null)
{
sourceNavigationProperty.PersistentTypeOfNavigationProperty = sourceEntity;
sourceNavigationProperty.Name = sourceInfo.PairTo.Value;
sourceNavigationProperty.Multiplicity = targetInfo.Multiplicity;
sourceNavigationProperty.PersistentTypeHasAssociations = typeAssociations;
}
if (targetNavigationProperty != null)
{
targetNavigationProperty.PersistentTypeOfNavigationProperty = targetEntity;
targetNavigationProperty.Name = targetInfo.PairTo.Value;
targetNavigationProperty.Multiplicity = sourceInfo.Multiplicity;
targetNavigationProperty.PersistentTypeHasAssociations = typeAssociations;
}
typeAssociations.End1.PairTo.SetAsCustom(createPropertyEnd1 ? sourceNavigationProperty.Name : targetNavigationProperty.Name);
typeAssociations.End2.PairTo.SetAsCustom(createPropertyEnd2 ? targetNavigationProperty.Name : sourceNavigationProperty.Name);
return(typeAssociations);
}
internal static void ValidateNavigationPropertyAssociation(NavigationProperty navigationProperty, ValidationContext context)
{
if (navigationProperty.PersistentTypeHasAssociations == null)
{
INavigationProperty navProp = navigationProperty;
context.LogError(
string.Format(ERROR_NO_ASSOCIATION_ASSIGNED,
navigationProperty.Name, navProp.Owner.Name),
CODE_NO_ASSOCIATION_ASSIGNED, new ModelElement[] { navigationProperty });
}
}
private PropertyDescriptorCollection GetCustomProperties(Attribute[] attributes)
{
var attributeBuilder = this.CreateBuilder(attributes, base.GetProperties(attributes),
modelElement =>
{
NavigationProperty navigationProperty = modelElement as NavigationProperty;
return(navigationProperty == null
? false
: navigationProperty.Multiplicity != MultiplicityKind.Many);
});
Guid typedEntitySetPropertyId = NavigationPropertyHasTypedEntitySet.TypedEntitySetDomainRoleId;
attributeBuilder.ReplaceRolePlayerPropertyAtribute(typedEntitySetPropertyId,
descriptor => new BrowsableAttribute(false));
return(attributeBuilder.Build());
}
protected override void OnCopy(ModelElement sourceElement)
{
base.OnCopy(sourceElement);
NavigationProperty sourceProperty = (NavigationProperty)sourceElement;
this.TypedEntitySet = sourceProperty.TypedEntitySet;
this.KeyAttribute = Common.ExtensionMethods.Clone(sourceProperty.KeyAttribute);
using (ValidationContextRegion.DisableAll())
{
// this will add delete which dispose validation region when transaction completes/rolled-back
/*this.Store.RegisterActionOnTransactionEvent(TransactionEvent.Committed | TransactionEvent.RolledBack,
* disabledValidationRegion, (args, disposable) => disposable.Dispose());*/
if (sourceProperty.PersistentTypeHasAssociations != null)
{
this.PersistentTypeHasAssociations =
(PersistentTypeHasAssociations)sourceProperty.PersistentTypeHasAssociations.Copy(
new[]
{
PersistentTypeHasAssociations.TargetPersistentTypeDomainRoleId,
PersistentTypeHasAssociations.SourcePersistentTypeDomainRoleId
});
}
}
if (this.PersistentTypeHasAssociations != null)
{
this.PersistentTypeHasAssociations.TargetPersistentType =
sourceProperty.PersistentTypeHasAssociations.TargetPersistentType;
this.PersistentTypeHasAssociations.Name =
AssociationConnectorBuilder.BuildAssociationName(
this.PersistentTypeHasAssociations.SourcePersistentType,
this.PersistentTypeHasAssociations.TargetPersistentType);
}
}
private void InternalImplementToType(IEntityBase targetType, ImplementTypeOptions options)
{
EntityBase entityBase = (EntityBase)targetType;
List <PropertyBase> addedProperties = new List <PropertyBase>();
foreach (PropertyBase property in this.Properties)
{
if (!entityBase.ContainsProperty(property.PropertyKind, property.Name))
{
PropertyBase copiedProperty =
(PropertyBase)property.Copy(new[] { PersistentTypeHasProperties.PersistentTypeDomainRoleId });
entityBase.Properties.Add(copiedProperty);
addedProperties.Add(copiedProperty);
}
}
foreach (NavigationProperty navigationProperty in this.NavigationProperties)
{
if (!entityBase.ContainsProperty(PropertyKind.Navigation, navigationProperty.Name))
{
NavigationProperty copiedNavigationProperty = (NavigationProperty)navigationProperty.Copy(new[]
{
PersistentTypeHasNavigationProperties.PersistentTypeOfNavigationPropertyDomainRoleId,
});
entityBase.NavigationProperties.Add(copiedNavigationProperty);
copiedNavigationProperty.PersistentTypeHasAssociations.SourcePersistentType = entityBase;
addedProperties.Add(copiedNavigationProperty);
}
}
foreach (EntityIndex entityIndex in this.Indexes)
{
if (!entityBase.ContainsIndex(entityIndex))
{
EntityIndex copiedIndex =
(EntityIndex)entityIndex.Copy(new[] { InterfaceHasIndexes.InterfaceOfIndexDomainRoleId });
entityBase.Indexes.Add(copiedIndex);
}
}
if (Util.IsFlagSet(ImplementTypeOptions.CopyInheritedInterfaces, options))
{
foreach (Interface inheritedInterface in this.InheritedInterfaces)
{
if (!entityBase.InheritedInterfaces.Contains(inheritedInterface))
{
entityBase.InheritedInterfaces.Add(inheritedInterface);
}
}
}
if (!targetType.InheritedInterfaces.Contains(this))
{
entityBase.InheritedInterfaces.Add(this);
}
var duplicatedInfo = PersistentTypeValidation.FindDuplicatedPropertieInInheritanceTree(targetType, null);
foreach (var addedProperty in addedProperties)
{
Func <IPropertyBase, bool> foundPropertyFunc =
item => item.PropertyKind == addedProperty.PropertyKind &&
Util.StringEqual(item.Name, addedProperty.Name, true);
addedProperty.IsInherited =
duplicatedInfo.PropertiesWithDifferentType.Any(foundPropertyFunc) ||
duplicatedInfo.PropertiesWithSameType.Any(foundPropertyFunc);
}
}
public void HandleEvent(ElementEventArgs args)
{
if (args.EventType == ElementEventType.CustomEvent)
{
object customEventArgs = args.CustomEventArgs[0];
OrmAssociationEnd eventFromAssocEnd = customEventArgs as OrmAssociationEnd;
string changedProperty = (string)args.CustomEventArgs[1];
string calledFromEndId = (string)args.CustomEventArgs[2];
if (eventFromAssocEnd != null)
{
bool changeAll = string.IsNullOrEmpty(changedProperty);
bool canChangeMultiplicity = changeAll || Util.StringEqual(changedProperty, "Multiplicity", true);
bool canChangePairTo = changeAll || Util.StringEqual(changedProperty, "PairTo", true);
bool eventFromEnd1 = Util.StringEqual(calledFromEndId, "End1", true);
Func <bool, Tuple <NavigationProperty, OrmAssociationEnd> > getDefinitions = delegate(bool revert)
{
PersistentType persistentToFind = eventFromEnd1
? (revert
? this.SourcePersistentType
: this.TargetPersistentType)
: (revert
? this.TargetPersistentType
: this.SourcePersistentType);
OrmAssociationEnd otherAssocEnd = eventFromEnd1
? (revert
? this.End2
: eventFromAssocEnd)
: (revert
? eventFromAssocEnd
: this.End2);
NavigationProperty navigationProperty = this.NavigationProperties.SingleOrDefault(
navProperty => navProperty.PersistentTypeOfNavigationProperty == persistentToFind);
return(new Tuple <NavigationProperty, OrmAssociationEnd>(navigationProperty, otherAssocEnd));
};
{
if (canChangeMultiplicity)
{
bool revert = false;
var definitions = getDefinitions(revert);
var navigationProperty = definitions.Item1;
var otherAssocEnd = definitions.Item2;
if (navigationProperty != null)
{
this.Store.MakeActionWithinTransaction(
string.Format("Updating multiplicity on navigation property '{0}' to value '{1}'",
navigationProperty.Name, eventFromAssocEnd.Multiplicity),
() =>
{
navigationProperty.Multiplicity = otherAssocEnd.Multiplicity;
});
}
}
if (canChangePairTo && !eventFromAssocEnd.PairTo.IsDefault())
{
string newName = eventFromAssocEnd.PairTo.Value;
bool revert = true;
var definitions = getDefinitions(revert);
var navigationProperty = definitions.Item1;
if (navigationProperty != null)
{
this.Store.MakeActionWithinTransaction(
string.Format("Updating name on navigation property '{0}' to value '{1}'",
navigationProperty.Name, newName),
() =>
{
navigationProperty.Name = newName;
});
}
}
}
}
}
}
private static void CustomReadPropertiesFromElements(SerializationContext serializationContext, NavigationProperty element, XmlReader reader)
{
while (!serializationContext.Result.Failed && !reader.EOF && reader.NodeType == global::System.Xml.XmlNodeType.Element)
{
switch (reader.LocalName)
{
case "key": // key
if (reader.IsEmptyElement)
{ // No serialized value, must be default one.
SerializationUtilities.Skip(reader); // Skip this tag.
}
else
{
OrmKeyAttribute keyAttribute = new OrmKeyAttribute();
keyAttribute.DeserializeFromXml(reader);
element.KeyAttribute = keyAttribute;
SerializationUtilities.SkipToNextElement(reader);
reader.SkipToNextElementFix();
}
break;
case "multiplicity": // Multiplicity
if (reader.IsEmptyElement)
{ // No serialized value, must be default one.
SerializationUtilities.Skip(reader); // Skip this tag.
}
else
{
string strMultiplicity = DONetEntityModelDesignerSerializationHelper.Instance.ReadElementContentAsString(serializationContext, element, reader);
MultiplicityKind valueOfMultiplicity;
if (Enum.TryParse(strMultiplicity, true, out valueOfMultiplicity))
{
element.Multiplicity = valueOfMultiplicity;
}
else
{ // Invalid property value, ignored.
EntityModelDesignerSerializationBehaviorSerializationMessages.IgnoredPropertyValue(serializationContext, reader, "multiplicity", typeof(global::TXSoftware.DataObjectsNetEntityModel.Common.MultiplicityKind), strMultiplicity);
}
SerializationUtilities.SkipToNextElement(reader);
}
break;
default:
return; // Don't know this element.
}
}
}
private static void CustomWritePropertiesAsElements(SerializationContext context, NavigationProperty element, XmlWriter writer)
{
if (!context.Result.Failed)
{
var multiplicity = element.Multiplicity.ToString();
DONetEntityModelDesignerSerializationHelper.Instance.WriteElementString(context, element, writer, "multiplicity", multiplicity);
}
if (!context.Result.Failed)
{
element.KeyAttribute.SerializeToXml(writer);
}
}