private static AssociationEndMember InitializeAssociationEndMember(
AssociationType associationType,
IRelationshipEnd end,
EntityType endMemberType)
{
EdmMember edmMember;
AssociationEndMember associationEndMember;
if (!associationType.Members.TryGetValue(end.Name, false, out edmMember))
{
associationEndMember = new AssociationEndMember(end.Name, endMemberType.GetReferenceType(), end.Multiplicity.Value);
associationType.AddKeyMember((EdmMember)associationEndMember);
}
else
{
associationEndMember = (AssociationEndMember)edmMember;
}
RelationshipEnd relationshipEnd = end as RelationshipEnd;
if (relationshipEnd != null && relationshipEnd.Documentation != null)
{
associationEndMember.Documentation = Converter.ConvertToDocumentation(relationshipEnd.Documentation);
}
return(associationEndMember);
}
public void Create_should_return_only_one_to_one_associations()
{
var filter = new ViewgenContext.OneToOneFkAssociationsForEntitiesFilter();
var associationType1
= new AssociationType("A1", EdmConstants.TransientNamespace, true, DataSpace.CSpace);
var entityType = new EntityType("E", "N", DataSpace.CSpace);
associationType1.AddKeyMember(
new AssociationEndMember("S", entityType)
{
RelationshipMultiplicity = RelationshipMultiplicity.One
});
associationType1.AddKeyMember(
new AssociationEndMember("T", entityType)
{
RelationshipMultiplicity = RelationshipMultiplicity.One
});
associationType1.SetReadOnly();
var associationSet1 = new AssociationSet("AS1", associationType1);
var associationType2
= new AssociationType("A2", EdmConstants.TransientNamespace, true, DataSpace.CSpace);
associationType2.AddKeyMember(new AssociationEndMember("S", entityType));
associationType2.AddKeyMember(new AssociationEndMember("T", entityType));
associationType2.SetReadOnly();
var associationSet2 = new AssociationSet("AS2", associationType2);
var query
= filter.Filter(
new[] { entityType },
new[] { associationSet1, associationSet2 });
Assert.Same(associationSet1, query.Single());
}
public void Can_get_association_ends_from_association_set()
{
var sourceEnd = new AssociationEndMember("S", new EntityType("E", "N", DataSpace.CSpace));
var targetEnd = new AssociationEndMember("T", new EntityType("E", "N", DataSpace.CSpace));
var associationType
= new AssociationType("A", XmlConstants.ModelNamespace_3, false, DataSpace.CSpace);
associationType.AddKeyMember(targetEnd);
associationType.AddKeyMember(sourceEnd);
var associationSet = new AssociationSet("A", associationType);
Assert.Null(associationSet.SourceEnd);
Assert.Null(associationSet.TargetEnd);
associationSet.AddAssociationSetEnd(new AssociationSetEnd(new EntitySet(), associationSet, sourceEnd));
associationSet.AddAssociationSetEnd(new AssociationSetEnd(new EntitySet(), associationSet, targetEnd));
Assert.Same(sourceEnd, associationSet.SourceEnd);
Assert.Same(targetEnd, associationSet.TargetEnd);
}
public void Can_get_association_ends_from_association_set()
{
var sourceEnd = new AssociationEndMember("S", new EntityType("E", "N", DataSpace.CSpace));
var targetEnd = new AssociationEndMember("T", new EntityType("E", "N", DataSpace.CSpace));
var associationType
= new AssociationType("A", XmlConstants.ModelNamespace_3, false, DataSpace.CSpace);
associationType.AddKeyMember(targetEnd);
associationType.AddKeyMember(sourceEnd);
var associationSet = new AssociationSet("A", associationType);
Assert.Null(associationSet.SourceEnd);
Assert.Null(associationSet.TargetEnd);
associationSet.AddAssociationSetEnd(new AssociationSetEnd(new EntitySet(), associationSet, sourceEnd));
associationSet.AddAssociationSetEnd(new AssociationSetEnd(new EntitySet(), associationSet, targetEnd));
Assert.Same(sourceEnd, associationSet.SourceEnd);
Assert.Same(targetEnd, associationSet.TargetEnd);
}
private void ResolveAssociationEnd(
AssociationType associationType, string roleName, Type clrType, RelationshipMultiplicity multiplicity)
{
EntityType entityType;
if (!TryGetRelationshipEndEntityType(clrType, out entityType))
{
SessionData.EdmItemErrors.Add(
new EdmItemError(Strings.RoleTypeInEdmRelationshipAttributeIsInvalidType(associationType.Name, roleName, clrType)));
return;
}
associationType.AddKeyMember(new AssociationEndMember(roleName, entityType.GetReferenceType(), multiplicity));
}
private void CreateRelationships()
{
if (SessionData.ConventionBasedRelationshipsAreLoaded)
{
return;
}
SessionData.ConventionBasedRelationshipsAreLoaded = true;
// find all the relationships
foreach (var cspaceAssociation in SessionData.EdmItemCollection.GetItems <AssociationType>())
{
Debug.Assert(cspaceAssociation.RelationshipEndMembers.Count == 2, "Relationships are assumed to have exactly two ends");
if (SessionData.CspaceToOspace.ContainsKey(cspaceAssociation))
{
// don't try to load relationships that we already know about
continue;
}
var ospaceEndTypes = new EdmType[2];
if (SessionData.CspaceToOspace.TryGetValue(
GetRelationshipEndType(cspaceAssociation.RelationshipEndMembers[0]), out ospaceEndTypes[0])
&&
SessionData.CspaceToOspace.TryGetValue(
GetRelationshipEndType(cspaceAssociation.RelationshipEndMembers[1]), out ospaceEndTypes[1]))
{
Debug.Assert(ospaceEndTypes[0] is StructuralType);
Debug.Assert(ospaceEndTypes[1] is StructuralType);
// if we can find both ends of the relationship, then create it
var ospaceAssociation = new AssociationType(
cspaceAssociation.Name, cspaceAssociation.NamespaceName, cspaceAssociation.IsForeignKey, DataSpace.OSpace);
for (var i = 0; i < cspaceAssociation.RelationshipEndMembers.Count; i++)
{
var ospaceEndType = (EntityType)ospaceEndTypes[i];
var cspaceEnd = cspaceAssociation.RelationshipEndMembers[i];
ospaceAssociation.AddKeyMember(
new AssociationEndMember(cspaceEnd.Name, ospaceEndType.GetReferenceType(), cspaceEnd.RelationshipMultiplicity));
}
CacheEntry.TypesInAssembly.Add(ospaceAssociation);
SessionData.TypesInLoading.Add(ospaceAssociation.FullName, ospaceAssociation);
SessionData.CspaceToOspace.Add(cspaceAssociation, ospaceAssociation);
}
}
}
private void ResolveAssociationEnd(
AssociationType associationType,
string roleName,
Type clrType,
RelationshipMultiplicity multiplicity)
{
EntityType entityType;
if (!this.TryGetRelationshipEndEntityType(clrType, out entityType))
{
this.SessionData.EdmItemErrors.Add(new EdmItemError(Strings.RoleTypeInEdmRelationshipAttributeIsInvalidType((object)associationType.Name, (object)roleName, (object)clrType)));
}
else
{
associationType.AddKeyMember((EdmMember) new AssociationEndMember(roleName, entityType.GetReferenceType(), multiplicity));
}
}
public virtual void CreateRelationships(EdmItemCollection edmItemCollection)
{
foreach (var cspaceAssociation in edmItemCollection.GetItems <AssociationType>())
{
Debug.Assert(cspaceAssociation.RelationshipEndMembers.Count == 2, "Relationships are assumed to have exactly two ends");
if (CspaceToOspace.ContainsKey(cspaceAssociation))
{
// don't try to load relationships that we already know about
continue;
}
var ospaceEndTypes = new EdmType[2];
if (CspaceToOspace.TryGetValue(
GetRelationshipEndType(cspaceAssociation.RelationshipEndMembers[0]), out ospaceEndTypes[0]) &&
CspaceToOspace.TryGetValue(
GetRelationshipEndType(cspaceAssociation.RelationshipEndMembers[1]), out ospaceEndTypes[1]))
{
Debug.Assert(ospaceEndTypes[0] is StructuralType);
Debug.Assert(ospaceEndTypes[1] is StructuralType);
// if we can find both ends of the relationship, then create it
var ospaceAssociation = new AssociationType(
cspaceAssociation.Name, cspaceAssociation.NamespaceName, cspaceAssociation.IsForeignKey, DataSpace.OSpace);
for (var i = 0; i < cspaceAssociation.RelationshipEndMembers.Count; i++)
{
var ospaceEndType = (EntityType)ospaceEndTypes[i];
var cspaceEnd = cspaceAssociation.RelationshipEndMembers[i];
ospaceAssociation.AddKeyMember(
new AssociationEndMember(cspaceEnd.Name, ospaceEndType.GetReferenceType(), cspaceEnd.RelationshipMultiplicity));
}
AddToTypesInAssembly(ospaceAssociation);
LoadedTypes.Add(ospaceAssociation.FullName, ospaceAssociation);
CspaceToOspace.Add(cspaceAssociation, ospaceAssociation);
}
}
}
public virtual void CreateRelationships(EdmItemCollection edmItemCollection)
{
foreach (var cspaceAssociation in edmItemCollection.GetItems<AssociationType>())
{
Debug.Assert(cspaceAssociation.RelationshipEndMembers.Count == 2, "Relationships are assumed to have exactly two ends");
if (CspaceToOspace.ContainsKey(cspaceAssociation))
{
// don't try to load relationships that we already know about
continue;
}
var ospaceEndTypes = new EdmType[2];
if (CspaceToOspace.TryGetValue(
GetRelationshipEndType(cspaceAssociation.RelationshipEndMembers[0]), out ospaceEndTypes[0])
&& CspaceToOspace.TryGetValue(
GetRelationshipEndType(cspaceAssociation.RelationshipEndMembers[1]), out ospaceEndTypes[1]))
{
Debug.Assert(ospaceEndTypes[0] is StructuralType);
Debug.Assert(ospaceEndTypes[1] is StructuralType);
// if we can find both ends of the relationship, then create it
var ospaceAssociation = new AssociationType(
cspaceAssociation.Name, cspaceAssociation.NamespaceName, cspaceAssociation.IsForeignKey, DataSpace.OSpace);
for (var i = 0; i < cspaceAssociation.RelationshipEndMembers.Count; i++)
{
var ospaceEndType = (EntityType)ospaceEndTypes[i];
var cspaceEnd = cspaceAssociation.RelationshipEndMembers[i];
ospaceAssociation.AddKeyMember(
new AssociationEndMember(cspaceEnd.Name, ospaceEndType.GetReferenceType(), cspaceEnd.RelationshipMultiplicity));
}
AddToTypesInAssembly(ospaceAssociation);
LoadedTypes.Add(ospaceAssociation.FullName, ospaceAssociation);
CspaceToOspace.Add(cspaceAssociation, ospaceAssociation);
}
}
}
/// <summary>
/// Initialize the end member if its not initialized already
/// </summary>
/// <param name="associationType"></param>
/// <param name="end"></param>
/// <param name="endMemberType"></param>
private static AssociationEndMember InitializeAssociationEndMember(
AssociationType associationType, Som.IRelationshipEnd end,
EntityType endMemberType)
{
AssociationEndMember associationEnd;
EdmMember member;
// make sure that the end is not initialized as of yet
if (!associationType.Members.TryGetValue(end.Name, false /*ignoreCase*/, out member))
{
// Create the end member and add the operations
associationEnd = new AssociationEndMember(
end.Name,
endMemberType.GetReferenceType(),
end.Multiplicity.Value);
associationType.AddKeyMember(associationEnd);
}
else
{
associationEnd = (AssociationEndMember)member;
}
//Extract the optional Documentation
var relationshipEnd = end as Som.RelationshipEnd;
if (relationshipEnd != null
&& (relationshipEnd.Documentation != null))
{
associationEnd.Documentation = ConvertToDocumentation(relationshipEnd.Documentation);
}
return associationEnd;
}
private void CreateRelationships()
{
if (SessionData.ConventionBasedRelationshipsAreLoaded)
{
return;
}
SessionData.ConventionBasedRelationshipsAreLoaded = true;
// find all the relationships
foreach (var cspaceAssociation in SessionData.EdmItemCollection.GetItems<AssociationType>())
{
Debug.Assert(cspaceAssociation.RelationshipEndMembers.Count == 2, "Relationships are assumed to have exactly two ends");
if (SessionData.CspaceToOspace.ContainsKey(cspaceAssociation))
{
// don't try to load relationships that we already know about
continue;
}
var ospaceEndTypes = new EdmType[2];
if (SessionData.CspaceToOspace.TryGetValue(
GetRelationshipEndType(cspaceAssociation.RelationshipEndMembers[0]), out ospaceEndTypes[0])
&&
SessionData.CspaceToOspace.TryGetValue(
GetRelationshipEndType(cspaceAssociation.RelationshipEndMembers[1]), out ospaceEndTypes[1]))
{
Debug.Assert(ospaceEndTypes[0] is StructuralType);
Debug.Assert(ospaceEndTypes[1] is StructuralType);
// if we can find both ends of the relationship, then create it
var ospaceAssociation = new AssociationType(
cspaceAssociation.Name, cspaceAssociation.NamespaceName, cspaceAssociation.IsForeignKey, DataSpace.OSpace);
for (var i = 0; i < cspaceAssociation.RelationshipEndMembers.Count; i++)
{
var ospaceEndType = (EntityType)ospaceEndTypes[i];
var cspaceEnd = cspaceAssociation.RelationshipEndMembers[i];
ospaceAssociation.AddKeyMember(
new AssociationEndMember(cspaceEnd.Name, ospaceEndType.GetReferenceType(), cspaceEnd.RelationshipMultiplicity));
}
CacheEntry.TypesInAssembly.Add(ospaceAssociation);
SessionData.TypesInLoading.Add(ospaceAssociation.FullName, ospaceAssociation);
SessionData.CspaceToOspace.Add(cspaceAssociation, ospaceAssociation);
}
}
}
private void ResolveAssociationEnd(
AssociationType associationType, string roleName, Type clrType, RelationshipMultiplicity multiplicity)
{
EntityType entityType;
if (!TryGetRelationshipEndEntityType(clrType, out entityType))
{
SessionData.EdmItemErrors.Add(
new EdmItemError(Strings.RoleTypeInEdmRelationshipAttributeIsInvalidType(associationType.Name, roleName, clrType)));
return;
}
associationType.AddKeyMember(new AssociationEndMember(roleName, entityType.GetReferenceType(), multiplicity));
}
