internal static void ValidateInheritanceTree(EntityModel entityModel, ValidationContext context)
{
context.BeginValidationGlobalStage(ValidationGlobalStage.EntityModelInheritanceTree);
try
{
// get types which are on top of hierarchy, means that these types are not referenced as interfaces implementation nor as base type
// for any other types
var topHierarchyTypes = entityModel.TopHierarchyTypes;
var inheritanceTrees = new Dictionary <IInterface, InheritanceTree>();
foreach (IInterface hierarchyType in topHierarchyTypes)
{
InheritanceTree inheritanceTree = hierarchyType.GetInheritanceTree();
inheritanceTree.RebuildTree(true);
if (!inheritanceTrees.ContainsKey(hierarchyType))
{
inheritanceTrees.Add(hierarchyType, inheritanceTree);
}
var duplicatedDirectInheritances = inheritanceTree.FoundDuplicatedDirectInheritances();
foreach (var inheritanceDetail in duplicatedDirectInheritances)
{
string duplicatedItems = string.Join(";", inheritanceDetail.Items.Select(item => string.Format("{0}:{1}", item.Interface.Name,
item.Type == InheritanceType.Direct ? "D" : "I")));
string error =
string.Format(
"{0} '{1}' has direct inheritance to type '{2}', but {0} '{1}' is inherited(directly:D or indirectly:I) from other types ({3}) which already inheriting type '{2}'. Please remove direct inheritance '{2}' from type '{1}'",
hierarchyType.TypeKind, hierarchyType.Name, inheritanceDetail.Owner.Name, duplicatedItems);
var inheritanceLink = InterfaceInheritInterfaces.GetLink((Interface)hierarchyType, (Interface)inheritanceDetail.Owner);
context.LogError(error, CODE_DUPLICATED_DIRECT_INHERITANCE, new[] { inheritanceLink });
}
}
// continue only if revious check does not log any error
if (!context.HasViolations())
{
foreach (var hierarchyType in topHierarchyTypes)
{
InheritanceTree inheritanceTree = null;
if (inheritanceTrees.ContainsKey(hierarchyType))
{
inheritanceTree = inheritanceTrees[hierarchyType];
}
var duplicatedPropertiesInfo =
PersistentTypeValidation.FindDuplicatedPropertieInInheritanceTree(hierarchyType, inheritanceTree);
var duplicatedProperties = duplicatedPropertiesInfo.PropertiesWithSameType;
bool logAsWarning = hierarchyType.TypeKind == PersistentTypeKind.Interface;
IterateThroughDuplicatedProperties(hierarchyType, duplicatedProperties, false, logAsWarning, context);
duplicatedProperties = duplicatedPropertiesInfo.PropertiesWithDifferentType;
logAsWarning = false;
IterateThroughDuplicatedProperties(hierarchyType, duplicatedProperties, true, logAsWarning, context);
if (duplicatedPropertiesInfo.InheritancePathsCount > 1)
{
context.LogWarning(
string.Format(
"{0} '{1}' has multiple({2}) inheritance paths, this may cause an inconsistent property types and/or attributes generated",
hierarchyType.TypeKind, hierarchyType.Name,
duplicatedPropertiesInfo.InheritancePathsCount),
"MultipleInheritancePaths", new ModelElement[] { hierarchyType as Interface });
}
if (context.CountViolations(ViolationType.Error, ViolationType.Fatal) > 0)
{
PersistentTypeValidation.ValidateProperties((PersistentType)hierarchyType, inheritanceTree, context);
}
}
}
}
finally
{
context.EndValidationGlobalStage(ValidationGlobalStage.EntityModelInheritanceTree);
}
}