/// <summary>
/// Get the key for the given association end.
/// </summary>
/// <param name="end">associated end whose key needs to be reduced.</param>
/// <returns>key for the given association end.</returns>
private string GetAssociationKey(ResourceAssociationSetEnd end)
{
return
(end.ResourceSet.Name + "_" +
end.ResourceType.FullName + "_" +
(end.ResourceProperty == null ? String.Empty : end.ResourceProperty.Name));
}
private ResourceAssociationSet GetCreateAssociationSet(
MetadataWorkspace workspace,
AssociationSet edmAssocSet)
{
ResourceAssociationSet resourceAssocSet;
if (associationSets.TryGetValue(edmAssocSet.Name, out resourceAssocSet) == false)
{
ResourceAssociationSetEnd rse1 = CreateResourceAssociationSetEnd(
workspace, edmAssocSet.AssociationSetEnds[0]);
ResourceAssociationSetEnd rse2 = CreateResourceAssociationSetEnd(
workspace, edmAssocSet.AssociationSetEnds[1]);
resourceAssocSet = new ResourceAssociationSet(edmAssocSet.Name, rse1, rse2);
associationSets.Add(edmAssocSet.Name, resourceAssocSet);
ResourceAssociationTypeEnd rst1 = CreateResourceAssociationTypeEnd(
workspace, edmAssocSet.AssociationSetEnds[0]);
ResourceAssociationTypeEnd rst2 = CreateResourceAssociationTypeEnd(
workspace, edmAssocSet.AssociationSetEnds[1]);
ResourceAssociationType resourceAssocType = new ResourceAssociationType(
edmAssocSet.ElementType.Name,
edmAssocSet.ElementType.NamespaceName, rst1, rst2);
resourceAssocSet.ResourceAssociationType = resourceAssocType;
}
return(resourceAssocSet);
}
public ResourceAssociationSet GetResourceAssociationSet(
ResourceSet resourceSet,
ResourceType resourceType,
ResourceProperty resourceProperty)
{
if (resourceSet == null)
{
throw new ArgumentException("The specified resource set is null.");
}
if (resourceType == null)
{
throw new ArgumentException("The specified resource type is null.");
}
if (resourceProperty == null)
{
throw new ArgumentException("The specified resource property is null.");
}
ResourceType targetResourceType = resourceProperty.ResourceType;
ResourceSet targetResourceSet = this.ResourceSets.
Where(rs => rs.ResourceType.InstanceType.IsAssignableFrom(targetResourceType.InstanceType)).Single();
string associationName = resourceType.Name + '_' + resourceProperty.Name;
ResourceAssociationSetEnd sourceEnd = new ResourceAssociationSetEnd(resourceSet, resourceType, resourceProperty);
ResourceAssociationSetEnd targetEnd = new ResourceAssociationSetEnd(targetResourceSet, targetResourceType, null);
return(new ResourceAssociationSet(associationName, sourceEnd, targetEnd));
}
public void InvalidCasesTest()
{
ResourceProperty id = new ResourceProperty("ID", ResourcePropertyKind.Primitive | ResourcePropertyKind.Key, ResourceType.GetPrimitiveResourceType(typeof(int)))
{
CanReflectOnInstanceTypeProperty = false
};
ResourceType customerType = new ResourceType(typeof(object), ResourceTypeKind.EntityType, null, "Foo", "CustomerType", false);
customerType.AddProperty(id);
ResourceType orderType = new ResourceType(typeof(object), ResourceTypeKind.EntityType, null, "Foo", "OrderType", false);
orderType.AddProperty(id);
ResourceProperty customerOrders = new ResourceProperty("Orders", ResourcePropertyKind.ResourceSetReference, orderType);
ResourceProperty orderCustomer = new ResourceProperty("Customer", ResourcePropertyKind.ResourceReference, customerType);
customerType.AddProperty(customerOrders);
orderType.AddProperty(orderCustomer);
customerOrders.CanReflectOnInstanceTypeProperty = false;
orderCustomer.CanReflectOnInstanceTypeProperty = false;
customerType.SetReadOnly();
orderType.SetReadOnly();
ResourceSet customerSet = new ResourceSet("Customers", customerType);
ResourceSet orderSet = new ResourceSet("Orders", orderType);
ResourceAssociationSetEnd end1 = new ResourceAssociationSetEnd(customerSet, customerType, null);
ResourceAssociationSetEnd end2 = new ResourceAssociationSetEnd(orderSet, orderType, null);
ExceptionUtils.CheckInvalidConstructorParameters(
typeof(ResourceAssociationSet),
"Value cannot be null or empty.\r\nParameter name: name",
null, end1, end2);
ExceptionUtils.CheckInvalidConstructorParameters(
typeof(ResourceAssociationSet),
"Value cannot be null or empty.\r\nParameter name: name",
string.Empty, end1, end2);
ExceptionUtils.CheckInvalidConstructorParameters(
typeof(ResourceAssociationSet),
"Value cannot be null.\r\nParameter name: end1",
"Customer_Order", null, end2);
ExceptionUtils.CheckInvalidConstructorParameters(
typeof(ResourceAssociationSet),
"Value cannot be null.\r\nParameter name: end2",
"Customer_Order", end1, null);
ExceptionUtils.CheckInvalidConstructorParameters(
typeof(ResourceAssociationSet),
"The ResourceProperty of the ResourceAssociationEnds cannot both be null.",
"Customer_Order", end1, end2);
}
