public List <EvolutionChange> Translate(PSMDiagram diagramOldVersion, PSMDiagram diagramNewVersion)
{
ChangesDetectorContext context = new ChangesDetectorContext
{
NewVersion = diagramNewVersion.Version,
OldVersion = diagramOldVersion.Version,
Diagram = diagramNewVersion
};
Diagram = diagramNewVersion;
context.ScopeStack.Push(EChangeScope.Diagram);
ChangesLookupManager.DetectLocalChanges(context);
foreach (PSMClass rootClass in diagramNewVersion.Roots)
{
TranslateClass(rootClass, context);
}
EChangeScope pop = context.ScopeStack.Pop();
Debug.Assert(pop == EChangeScope.Diagram);
EvolutionChangeSet set = new EvolutionChangeSet(context.Diagram, context.DetectedChanges, diagramOldVersion.Version, diagramNewVersion.Version);
set.Verify();
return(context.DetectedChanges);
}
private static void TranslateAttribute(PSMAttribute psmAttribute, ChangesDetectorContext context)
{
context.ScopeStack.Push(EChangeScope.Attribute);
context.CurrentPSMElement = psmAttribute;
ChangesLookupManager.DetectLocalChanges(context);
EChangeScope pop = context.ScopeStack.Pop();
Debug.Assert(pop == EChangeScope.Attribute);
}
protected override void TranslateContentChoice(PSMContentChoice contentChoice, ChangesDetectorContext context)
{
context.ScopeStack.Push(EChangeScope.ContentChoice);
context.CurrentPSMElement = contentChoice;
ChangesLookupManager.DetectLocalChanges(context);
TranslateComponents(contentChoice, context);
EChangeScope pop = context.ScopeStack.Pop();
Debug.Assert(pop == EChangeScope.ContentChoice);
}
protected override void TranslateAttributeContainer(PSMAttributeContainer attributeContainer, ChangesDetectorContext context)
{
context.ScopeStack.Push(EChangeScope.AttributeContainer);
context.CurrentPSMElement = attributeContainer;
ChangesLookupManager.DetectLocalChanges(context);
TranslateAttributes(attributeContainer, context);
EChangeScope pop = context.ScopeStack.Pop();
Debug.Assert(pop == EChangeScope.AttributeContainer);
}
protected override void TranslateAssociation(PSMAssociation association, ChangesDetectorContext context)
{
context.ScopeStack.Push(EChangeScope.Association);
context.CurrentPSMElement = association;
ChangesLookupManager.DetectLocalChanges(context);
TranslateAssociationChild(association.Child, context);
EChangeScope pop = context.ScopeStack.Pop();
Debug.Assert(pop == EChangeScope.Association);
}
private void TranslateClassUnion(PSMClassUnion classUnion, ChangesDetectorContext context)
{
context.ScopeStack.Push(EChangeScope.ClassUnion);
context.CurrentPSMElement = classUnion;
ChangesLookupManager.DetectLocalChanges(context);
foreach (PSMAssociationChild psmAssociationChild in classUnion.Components)
{
TranslateAssociationChild(psmAssociationChild, context);
}
EChangeScope pcu = context.ScopeStack.Pop();
Debug.Assert(pcu == EChangeScope.ClassUnion);
}
protected override string TranslateClass(PSMClass psmClass, ChangesDetectorContext context)
{
context.ScopeStack.Push(EChangeScope.Class);
context.CurrentPSMElement = psmClass;
ChangesLookupManager.DetectLocalChanges(context);
TranslateAttributes(psmClass, context);
TranslateComponents(psmClass, context);
EChangeScope pop = context.ScopeStack.Pop();
Debug.Assert(pop == EChangeScope.Class);
return(string.Empty);
}
public void Verify()
{
this.Categorize();
foreach (EvolutionChange evolutionChange in this)
{
evolutionChange.Verify();
if (!ChangesLookupManager.MayRequireRevalidation(evolutionChange))
{
Debug.Assert(!evolutionChange.InvalidatesAttributes);
Debug.Assert(!evolutionChange.InvalidatesContent);
}
}
foreach (KeyValuePair <PSMElement, List <EvolutionChange> > kvp in this.changesByTarget)
{
List <EvolutionChange> changes = kvp.Value;
int ca = changes.Count(c => c.Element == kvp.Key && c.EditType == EEditType.Addition);
int cm = changes.Count(c => c.Element == kvp.Key && c.EditType == EEditType.Migratory);
int cr = changes.Count(c => c.Element == kvp.Key && c.EditType == EEditType.Removal);
Debug.Assert(ca + cr <= 1);
Debug.Assert(cm == 0 || ca + cr == 0);
}
}
private void RemoveChangesNotRequiringRevalidation()
{
this.Where(c => !ChangesLookupManager.MayRequireRevalidation(c)).ToList();
this.RemoveAll(c => !ChangesLookupManager.MayRequireRevalidation(c));
}