public override void ExecCommand(MenuCommand menuCommand)
{
var currentSelection = GetCurrentSelectedPersistentType();
PersistentType currentPersistentType = currentSelection.CurrentPersistentType;
PropertyBase newProperty = null;
currentSelection.MakeActionWithinTransaction(string.Format("Add scalar property into '{0}'", currentPersistentType.Name),
() =>
{
newProperty = CreateNewProperty(currentPersistentType, GetPropertyKind());
});
if (newProperty != null)
{
Owner.SelectModelElement((ModelElement)currentPersistentType);
var propertyBase = newProperty as IPropertyBase;
var persistentType = propertyBase.GetRealOwner();
string compartmentName = propertyBase.PropertyKind == PropertyKind.Navigation
? "NavigationProperties"
: "Properties";
DiagramUtil.SelectCompartmentItem(currentSelection.DiagramDocView,
(ModelElement)persistentType, compartmentName, newProperty);
}
}
private PropertyBase CreateNewProperty(PersistentType ownerPersistentType, PropertyKind newPropertyKind)
{
int propertiesCount = 0;
PropertyBase newProperty = null;
switch (newPropertyKind)
{
case PropertyKind.Scalar:
newProperty = new ScalarProperty(ownerPersistentType.Partition);
ownerPersistentType.Properties.Add(newProperty);
propertiesCount = ownerPersistentType.Properties.OfType <ScalarProperty>().Count();
break;
case PropertyKind.Structure:
newProperty = new StructureProperty(ownerPersistentType.Partition);
ownerPersistentType.Properties.Add(newProperty);
propertiesCount = ownerPersistentType.Properties.OfType <StructureProperty>().Count();
break;
case PropertyKind.Navigation:
newProperty = new NavigationProperty(ownerPersistentType.Partition);
ownerPersistentType.NavigationProperties.Add((NavigationProperty)newProperty);
propertiesCount = ownerPersistentType.NavigationProperties.OfType <NavigationProperty>().Count();
break;
}
newProperty.Name = string.Format("{0}Property{1}", newPropertyKind, propertiesCount + 1);
return(newProperty);
}
private bool IsSourceWithinAssociation()
{
var persistentTypeHasAssociations = this.PersistentTypeHasAssociations;
PersistentType ownerPersistentType = this.PersistentTypeOfNavigationProperty;
return(persistentTypeHasAssociations == null
? false
: persistentTypeHasAssociations.SourcePersistentType == ownerPersistentType);
}
private void UpdateFillColorAccordingToKind()
{
PersistentType persistentType = (PersistentType)this.ModelElement;
if (persistentType != null)
{
this.FillColor = persistentTypesColors[persistentType.TypeKind];
}
}
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);
}
private static bool TestPersistentType(ModelElement sourceElement, out PersistentType persistentType,
Func <PersistentType, bool> validateFunc)
{
persistentType = sourceElement as PersistentType;
if (persistentType != null)
{
return(validateFunc(persistentType));
}
return(false);
}
protected override void OnValueChanged(PersistentType element, string oldValue, string newValue)
{
if (!element.Store.InUndoRedoOrRollback)
{
// Hard validation of the new name.
if (string.IsNullOrEmpty(newValue))
{
throw new ArgumentException("The Name is required and cannot be an empty string.", newValue);
}
// Raise the NameChanged event for derived classes to act upon.
element.OnNameChanged(EventArgs.Empty);
}
// Always call the base class method.
base.OnValueChanged(element, oldValue, newValue);
}
internal static string BuildAssociationName(PersistentType sourceEntity, PersistentType targetEntity)
{
string result = string.Format("{0}{1}", sourceEntity.Name, targetEntity.Name);
bool nameUsed = true;
var associationsLink = PersistentTypeHasAssociations.GetLinksToPersistentTypeAssociations(sourceEntity);
while (nameUsed)
{
nameUsed = associationsLink.Any(item => Util.StringEqual(item.Name, result, true));
if (nameUsed)
{
result += "_1";
}
}
return(result);
}
private static string BuildNavigationPropertyName(PersistentType sourceEntity, PersistentType targetEntity,
bool forSource)
{
PersistentType entity = forSource ? sourceEntity : targetEntity;
PersistentType oppositeEntity = forSource ? targetEntity : sourceEntity;
string navigationPropertyName = oppositeEntity.Name;
bool nameUsed = true;
while (nameUsed)
{
nameUsed = entity.NavigationProperties.Any(property => Util.StringEqual(property.Name, navigationPropertyName, true));
if (nameUsed)
{
navigationPropertyName += "_1";
}
}
return(navigationPropertyName);
}
private string GetReturnTypeValue()
{
string result = string.Empty;
if (this.PersistentTypeHasAssociations == null)
{
return(result);
}
PersistentType ownerPersistentType = this.PersistentTypeOfNavigationProperty;
bool isSource = this.PersistentTypeHasAssociations.SourcePersistentType == ownerPersistentType;
PersistentType targetPersistentType = isSource ? this.PersistentTypeHasAssociations.TargetPersistentType : this.PersistentTypeHasAssociations.SourcePersistentType;
switch (this.Multiplicity)
{
case MultiplicityKind.Many:
{
result = this.TypedEntitySet == null
? OrmUtils.BuildXtensiveType(OrmType.EntitySet, targetPersistentType.Name)
: string.Format("{0} ({1})", this.TypedEntitySet.Name,
OrmUtils.BuildXtensiveType(OrmType.EntitySet,
this.TypedEntitySet.ItemType == null
? string.Empty
: this.TypedEntitySet.ItemType.Name));
break;
}
case MultiplicityKind.ZeroOrOne:
case MultiplicityKind.One:
{
result = string.Format("Instance of {0}", targetPersistentType.Name);
break;
}
}
return(result);
}
public static void Connect(ModelElement sourceElement, ModelElement targetElement)
{
PersistentType sourceEntity = (PersistentType)sourceElement;
PersistentType targetEntity = (PersistentType)targetElement;
if (sourceEntity is TypedEntitySet && targetEntity is Interface)
{
TypedEntitySetHasItemType connection = new TypedEntitySetHasItemType((TypedEntitySet)sourceEntity, (Interface)targetEntity);
if (DomainClassInfo.HasNameProperty(connection))
{
DomainClassInfo.SetUniqueName(connection);
}
return;
}
IAssociationInfo sourceInfo = new AssociationInfo
{
Multiplicity = MultiplicityKind.One,
OnOwnerRemove = AssociationOnRemoveAction.Default,
OnTargetRemove = AssociationOnRemoveAction.Default
};
sourceInfo.PairTo.SetAsCustom(BuildNavigationPropertyName(sourceEntity, targetEntity, true));
IAssociationInfo targetInfo = new AssociationInfo
{
Multiplicity = MultiplicityKind.Many,
OnOwnerRemove = AssociationOnRemoveAction.Default,
OnTargetRemove = AssociationOnRemoveAction.Default
};
targetInfo.PairTo.SetAsCustom(BuildNavigationPropertyName(sourceEntity, targetEntity, false));
string associationName = BuildAssociationName(sourceEntity, targetEntity);
CreatePersistentTypesAssociation(sourceElement, targetElement, sourceInfo, targetInfo, associationName,
true, true);
}
public override void ExecCommand(MenuCommand menuCommand)
{
var currentSelection = GetCurrentSelectedPersistentType();
PersistentType currentPersistentType = currentSelection.CurrentPersistentType;
EntityIndex newIndex = null;
currentSelection.MakeActionWithinTransaction(
string.Format("Add entity index into '{0}'", currentPersistentType.Name),
() =>
{
Interface ownerInterface = (Interface)currentPersistentType;
newIndex = new EntityIndex(currentPersistentType.Partition);
ownerInterface.Indexes.Add(newIndex);
newIndex.Name = string.Format("Index{0}", ownerInterface.Indexes.Count);
});
if (newIndex != null)
{
DiagramUtil.SelectCompartmentItem(currentSelection.DiagramDocView,
currentPersistentType, "Indexes", newIndex);
}
}
public void HandleEvent(ElementEventArgs args)
{
if (args.EventType == ElementEventType.ElementPropertyChanged)
{
Func <Tuple <OrmAssociationEnd, OrmAssociationEnd> > getAssocEnd = () =>
{
PersistentType currentOwner = this.PersistentTypeOfNavigationProperty;
bool isSource = this.PersistentTypeHasAssociations.SourcePersistentType == currentOwner;
OrmAssociationEnd assocEnd1 = isSource
? this.PersistentTypeHasAssociations.End2
: this.PersistentTypeHasAssociations.End1;
OrmAssociationEnd assocEnd2 = isSource
? this.PersistentTypeHasAssociations.End1
: this.PersistentTypeHasAssociations.End2;
return(new Tuple <OrmAssociationEnd, OrmAssociationEnd>(assocEnd1, assocEnd2));
};
var e = args.ElementPropertyChangedEventArgs;
if (e.DomainProperty.Id == MultiplicityDomainPropertyId)
{
if (this.PersistentTypeHasAssociations != null)
{
var assocEnds = getAssocEnd();
assocEnds.Item1.Multiplicity = (MultiplicityKind)e.NewValue;
}
}
else if (e.DomainProperty.Id == NameDomainPropertyId)
{
if (this.PersistentTypeHasAssociations != null)
{
var assocEnds = getAssocEnd();
assocEnds.Item2.PairTo.SetAsCustom(e.NewValue as string);
}
}
}
}
private static void CustomWritePropertiesAsElements(SerializationContext context, PersistentType element, XmlWriter writer)
{
// if (!context.Result.Failed)
// {
// element.DataContract.SerializeToXml(writer, "dataContract");
// }
}
private static void CustomReadPropertiesFromElements(SerializationContext serializationContext, PersistentType element, XmlReader reader)
{
// while (!serializationContext.Result.Failed && !reader.EOF && reader.NodeType == global::System.Xml.XmlNodeType.Element)
// {
// switch (reader.LocalName)
// {
// case "dataContract":
// if (reader.IsEmptyElement)
// { // No serialized value, must be default one.
// SerializationUtilities.Skip(reader); // Skip this tag.
// }
// else
// {
// DataContractDescriptor dataContractDescriptor = new DataContractDescriptor();
// dataContractDescriptor.DeserializeFromXml(reader);
// element.DataContract = dataContractDescriptor;
//
// SerializationUtilities.SkipToNextElement(reader);
// reader.SkipToNextElementFix();
// }
// break;
// default:
// return; // Don't know this element.
// }
// }
}
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;
});
}
}
}
}
}
}
public override void ExecCommand(MenuCommand menuCommand)
{
CurrentModelSelection modelSelection = GetCurrentSelectedPersistentType();
EntityDiagram entityDiagram = modelSelection.GetFromSelection <EntityDiagram>(false).Single();
EntityModel entityModel = entityDiagram.Store.ElementDirectory.FindElements <EntityModel>().Single();
IEnumerable <Tuple <string, EntityKind> > existingTypeNames =
entityDiagram.Store.ElementDirectory.FindElements <PersistentType>()
.Where(item => item.TypeKind.In(PersistentTypeKind.Entity, PersistentTypeKind.Interface, PersistentTypeKind.Structure))
.Select(item => new Tuple <string, EntityKind>(item.Name, ConvertTypeKind(item.TypeKind)));
Func <string, EntityKind, PersistentType> findTypeFunc =
(typeName, typeKind) => entityDiagram.Store.ElementDirectory
.FindElements <PersistentType>()
.Where(item => item.Name == typeName && ConvertTypeKind(item.TypeKind) == typeKind)
.SingleOrDefault();
FormAddPersistentType.ResultData resultData;
if (FormAddPersistentType.DialogShow(existingTypeNames, out resultData))
{
modelSelection.MakeActionWithinTransaction(string.Format("Add new {0} with name '{1}'", resultData.TypeKind, resultData.TypeName),
delegate
{
PersistentType newEntity = null;
switch (resultData.TypeKind)
{
case EntityKind.Entity:
{
newEntity = new Entity(entityModel.Partition);
if (resultData.BaseTypeInfo.Item1.HasValue)
{
Entity entity = (Entity)newEntity;
entity.BaseType = findTypeFunc(resultData.BaseTypeInfo.Item2, resultData.BaseTypeInfo.Item1.Value) as EntityBase;
}
break;
}
case EntityKind.Structure:
{
newEntity = new Structure(entityModel.Partition);
if (resultData.BaseTypeInfo.Item1.HasValue)
{
Structure structure = (Structure)newEntity;
structure.BaseType = findTypeFunc(resultData.BaseTypeInfo.Item2, resultData.BaseTypeInfo.Item1.Value) as EntityBase;
}
break;
}
case EntityKind.Interface:
{
newEntity = new Interface(entityModel.Partition);
if (resultData.BaseTypeInfo.Item1.HasValue)
{
Interface @interface = (Interface)newEntity;
Interface baseInterface = findTypeFunc(resultData.BaseTypeInfo.Item2, resultData.BaseTypeInfo.Item1.Value) as Interface;
@interface.InheritedInterfaces.Add(baseInterface);
}
break;
}
}
newEntity.Name = resultData.TypeName;
entityModel.PersistentTypes.Add(newEntity);
// create key property
if (resultData.KeyPropertyInfo.Item1)
{
var newProperty = new ScalarProperty(newEntity.Partition);
newProperty.Name = resultData.KeyPropertyInfo.Item2;
newProperty.KeyAttribute.Enabled = true;
Guid typeId = SystemPrimitiveTypesConverter.GetTypeId(resultData.KeyPropertyInfo.Item3);
newProperty.Type = (DomainType)entityModel.GetDomainType(typeId);
newEntity.Properties.Add(newProperty);
}
Owner.SelectModelElement((ModelElement)newEntity);
});
}
}
public override void ExecCommand(MenuCommand menuCommand)
{
CurrentModelSelection modelSelection = GetCurrentSelectedPersistentType();
EntityDiagram entityDiagram = modelSelection.GetFromSelection <EntityDiagram>(false).SingleOrDefault();
PersistentType persistentType = modelSelection.IsPersistentTypeSelected
? modelSelection.CurrentPersistentType
: null;
Store store = persistentType != null ? persistentType.Store : entityDiagram.Store;
IEnumerable <PersistentTypeItem> existingTypeNames =
store.ElementDirectory.FindElements <PersistentType>()
.Where(item => item.TypeKind.In(PersistentTypeKind.Entity, PersistentTypeKind.Interface, PersistentTypeKind.Structure))
.Select(item => new PersistentTypeItem(item.Name, ModelUtil.ConvertTo(item.TypeKind),
item.AllProperties.Select(prop => prop.Name).ToArray()));
PersistentTypeItem persistentTypeEnd1 = persistentType == null
? null
: new PersistentTypeItem(
persistentType.Name,
ModelUtil.ConvertTo(persistentType.TypeKind),
persistentType.AllProperties.Select(prop => prop.Name).
ToArray());
Func <PersistentTypeItem, PersistentType> findTypeFunc =
(typeItemd) => store.ElementDirectory
.FindElements <PersistentType>()
.Where(item => item.Name == typeItemd.Name && ModelUtil.ConvertTo(item.TypeKind) == typeItemd.Kind)
.SingleOrDefault();
IEnumerable <string> existingAssociations =
store.ElementDirectory.FindElements <PersistentTypeHasAssociations>().Select(assoc => assoc.Name).ToArray();
if (existingTypeNames.Count() < 2)
{
MessageBox.Show("There must be at least 2 persistent types to make association.", "Add Association...",
MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//FormAddAssociation.ResultData resultData;
//if (FormAddAssociation.DialogShow(existingTypeNames, existingAssociations, persistentTypeEnd1, out resultData))
FormAddAssociation.ResultData resultData;
if (FormAddAssociation.DialogShow(existingTypeNames, existingAssociations, persistentTypeEnd1, out resultData))
{
modelSelection.MakeActionWithinTransaction(string.Format("Add new association '{0}'", resultData.AssociationName),
delegate
{
PersistentType sourcePersistentType = findTypeFunc(resultData.PersistentItem1.TypeItem);
PersistentType targetPersistentType = findTypeFunc(resultData.PersistentItem2.TypeItem);
IAssociationInfo sourceInfo = new AssociationInfo
{
Multiplicity = resultData.PersistentItem2.Multiplicity,
OnOwnerRemove = AssociationOnRemoveAction.Default,
OnTargetRemove = AssociationOnRemoveAction.Default,
UseAssociationAttribute = resultData.PersistentItem2.UseAssociationAttribute
};
sourceInfo.PairTo.SetAsCustom(resultData.PersistentItem1.PropertyName);
IAssociationInfo targetInfo = new AssociationInfo
{
Multiplicity = resultData.PersistentItem1.Multiplicity,
OnOwnerRemove = AssociationOnRemoveAction.Default,
OnTargetRemove = AssociationOnRemoveAction.Default,
UseAssociationAttribute = resultData.PersistentItem1.UseAssociationAttribute
};
targetInfo.PairTo.SetAsCustom(resultData.PersistentItem2.PropertyName);
if (resultData.SimpleMode && sourcePersistentType == targetPersistentType)
{
targetInfo = sourceInfo;
targetPersistentType = sourcePersistentType;
}
var persistentTypesAssociation = AssociationConnectorBuilder.CreatePersistentTypesAssociation(sourcePersistentType,
targetPersistentType, sourceInfo, targetInfo, resultData.AssociationName,
true, !resultData.SimpleMode);
Owner.SelectModelElement((ModelElement)persistentTypesAssociation);
});
}
}
/// <summary>
/// Constructor
/// Creates a PersistentTypeHasAssociations link in the same Partition as the given PersistentType
/// </summary>
/// <param name="source">PersistentType to use as the source of the relationship.</param>
/// <param name="target">PersistentType to use as the target of the relationship.</param>
public PersistentTypeHasAssociations(PersistentType source, PersistentType target)
: base((source != null ? source.Partition : null), new[] { new RoleAssignment(SourcePersistentTypeDomainRoleId, source),
new RoleAssignment(TargetPersistentTypeDomainRoleId, target) }, null)
{
Initialize();
}
